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China Hot selling American Type Trailer Air Suspension Used for Trailer Air Suspension with Air Bag

Product Description

Product Description

 

 

 

Model Height of towing plate (mm) A1 (mm) A2 (mm) H (mm) Axle Loading (kg) Replacement
WDA2183908801 1180 441 433 183 13,000 * 2 FW885711A
WDA2223908801 1220 481 473 223 13,000 * 2 FW885712A
WDA2253908801 1250 511 503 253 13,000 * 2 FW885713A
WDA2164908801 1180 422 414 164 13,000 * 2 FW885711B
WDA2204908801 1220 462 454 204 13,000 * 2 FW885712B
WDA2234908801 1250 492 484 234 13,000 * 2 FW885713B

WD88.03 Tri (3-axle) Suspensions

Model Height of towing plate (mm) A1 (mm) A2 (mm) A3 (mm) H (mm) Axle Loading (kg) Replacement
WDA3185908801 1180 457 448 435 185 13,000 * 3 FW880301A
WDA3225908801 1220 497 488 475 225 13,000 * 3 FW880302A
WDA3255908801 1250 527 518 505 255 13,000 * 3 FW880303A
WDA3166908801 1180 438 429 416 166 13,000 * 3 FW880301B
WDA3206908801 1220 478 469 456 206 13,000 * 3 FW880302B
WDA3236908801 1250 508 499 486 236 13,000 * 3 FW880303B

 
Note:
(1) Demension “A1, A2, A3”: unladen
(2) Suitable for round/square axles
(3) Suggested leaf spring: 90×16×7 pcs

-WD86 Type Heavy Duty Suspension Series

WD86.02 Tandem (2-axle) Suspensions

Model Height of towing plate (mm) A1 (mm) A2 (mm) H (mm) Axle Loading (kg) Replacement
WDA2183908601 1180 473 465 183 16,000 * 2 FW865711A
WDA2223908601 1220 513 505 223 16,000 * 2 FW865712A
WDA2253908601 1250 543 535 253 16,000 * 2 FW865713A
WDA2164908601 1180 454 446 164 16,000 * 2 FW865711B
WDA2204908601 1220 494 484 204 16,000 * 2 FW865712B
WDA2234908601 1250 526 518 234 16,000 * 2 FW865713B

WD86.03 Tri (3-axle) Suspensions

Model Height of towing plate (mm) A1 (mm) A2
(mm)
A3 (mm) H (mm) Axle Loading (kg) Replacement
WDA3183908601 1180 489 480 467 183 16,000 * 2 FW860301A
WDA3223908601 1220 529 520 507 223 16,000 * 2 FW860302A
WDA3253908601 1250 599 550 537 253 16,000 * 2 FW860303A
WDA3164908601 1180 470 461 448 164 16,000 * 2 FW860301B
WDA3204908601 1220 510 501 588 204 16,000 * 2 FW860302B
WDA3234908601 1250 540 531 518 234 16,000 * 2 FW860303B

Note:
(1) Demension “A1, A2, A3”: unladen
(2) Suitable for round/square axles
(3) Suggested leaf spring: 90×16×9 pcs

-WD86 Type Heavy Duty Underslung Suspension Series

WD86.21 Tandem (2-axle) Underslung Suspensions

Model L1 (mm) L2 (mm) L3 (mm) L4 (mm) Axle Loading (kg) Replacement
WDA 495 1310 1135 1165 16,000 * 2 FW86.2/1310/250/BQ6/9
WDA 495 1360 1160 1190 16,000 * 2 FW86.2/1360/250/BQ6/9

WD86.31 Tandem (2-axle) Underslung Suspensions

Model L1 (mm) L2 (mm) L3 (mm) L4 (mm) Axle Loading (kg) Replacement
WDA 495 1310 1135 1165 16,000 * 2 FW86.3/1310/250/BQ6/9
WDA 495 1360 1160 1190 16,000 * 2 FW86.3/1360/250/BQ6/9

Note:
(1) Suitable for round/square axles
(2) Suggested leaf spring: 90×16×9 pcs

-WD68 Type Stamping Suspension Series

WD68.21 AR5 Tandem (2-axle) Suspensions

Model A1 (mm) A2 (mm) Axle Loading (kg) Replacement
WDA244571801 440 440 11,000 * 2 FW68.21HHAR05
WDA2415756801 415 415 11,000 * 2 FW68.21MMAR05
WDA239571801 390 390 11,000 * 2 FW68.21LLAR05
WDA244571802 440 415 11,000 * 2 FW68.21HMAR05
WDA2415756802 415 390 11,000 * 2 FW68.21MLAR05

WD68.31 AR5 Tri (3-axle) Suspensions

Model A1 (mm) A2 (mm) A3 (mm) Axle Loading (kg) Replacement
WDA344571801 440 440 440 16,000 * 2 FW68.31HHHAR05
WDA3415756801 415 415 415 16,000 * 2 FW68.31MMMAR05
WDA339571801 390 390 390 16,000 * 2 FW68.31LLLAR05
WDA344571802 440 415 390 16,000 * 2 FW68.21HMLAR05

Note:
(1) Demension “A1, A2, A3”: unladen
(2) Suitable for round/square axles
(3) Suggested leaf spring: 75×13×8 pcs

-WD66 Type Lightweight Suspension Series

WD66.22 AR5 Tandem (2-axle) Underslung Suspensions

Model A1 (mm) L1 (mm) L2 (mm) L3 (mm) Axle Loading (kg) Replacement
WDA239571601 390 482.5 1245 1105 10,000 * 2 FW66.2/1245/390/AR5/3L
WDA2415756601 415 482.5 1245 1105 10,000 * 2 FW66.2/1245/390/AR5/3L
WDA244571601 440 482.5 1245 1105 10,000 * 2 FW66.2/1245/390/AR5/3L

Note:
(1) Demension “A1, A2, A3”: unladen
(2) Suitable for round/square axles
(3) Suggested leaf spring: 75×22×3 pcs

-WD20 Type Heavy Duty Suspension Series

WD20.02 Tandem (2-axle) Suspensions

Model Height of towing plate (mm) A1 (mm) A2 (mm) H (mm) Axle Loading (kg) Replacement
WDA2183157101 1180 489 481 183 20,000 * 2 FW25711A
WDA2223157101 1220 529 521 223 20,000 * 2 FW25712A
WDA2253157101 1250 559 551 253 20,000 * 2 FW25713A
WDA2164157101 1180 470 462 164 20,000 * 2 FW25711B
WDA 1220 510 502 204 20,000 * 2 FW25712B
WDA2234157101 1250 540 532 234 20,000 * 2 FW25713B

WD20.03 Tri (3-axle) Suspensions

Model Height of towing plate (mm) A1 (mm) A2 (mm) A3 (mm) H (mm) Axle Loading (kg) Replacement
WDA3183157101 1180 505 496 483 183 20,000 * 2 FW200301A
WDA3223157101 1220 545 536 523 223 20,000 * 2 FW200302A
WDA3253157101 1250 575 566 553 253 20,000 * 2 FW200303A
WDA3164157101 1180 486 477 464 164 20,000 * 2 FW200301B
WDA 1220 526 517 504 204 20,000 * 2 FW200302B
WDA3234157101 1250 556 547 534 234 20,000 * 2 FW200303B

Note:
(1) Demension “A1, A2, A3”: unladen
(2) Suitable for round/square axles
(3) Suggested leaf spring: 100×16×10 pcs

German type Suspension Series (BPW type)

WDGB02 Tandem (2-axle) Suspensions

Model H (mm) A (mm) C (mm) D (mm) E (mm) Leaf spring
WDGB21551001201 155 490 1295 615 2610 100×12×12
WDGB21551001401 155 514 1295 615 2610 100×12×14

WDGB03 Tri (3-axle) Suspensions

Model H (mm) A (mm) C (mm) D (mm) E (mm) Leaf spring
WDGB31551001201 155 490 1295 615 3970 100×12×12
WDGB31551001401 155 514 1295 615 3970 100×12×14

Note:
(1) Demension “A”: unladen
(2) Suitable for round/square axles
(3) Suggested leaf spring: 100×12×12 pcs, 100×14×12 pcs, 100×12×14 pcs

German type Suspension Series (SAF type)

WDGS02 Tandem (2-axle) Suspensions

Model H (mm) A (mm) C (mm) D (mm) E (mm) Leaf spring
WDGS21551001201 155 500 1295 615 2610 100×12×12
WDGS21551001401 155 524 1295 615 2610 100×12×14

WDGS03 Tri (3-axle) Suspensions

Model H (mm) A (mm) C (mm) D (mm) E (mm) Leaf spring
WDGS21551001201 155 500 1295 615 2610 100×12×12
WDGS21551001401 155 524 1295 615 2610 100×12×14

Note:
(1) Demension “A”: unladen;Note:
(2) Suitable for round/square axles
(3) Suggested leaf spring: 100×12×12 pcs, 100×14×12 pcs, 100×12×14 pcs

Detailed Photos

Certifications

Packaging & Shipping

FAQ

1Q: CAN YOU DESIGN AND PRODUCE THE PRODUCTS WE WANT?

A:We Have Rich Experience And Strong Technical Support To Design And Produce By Your Samples Or Drawings.Warmly Welcomed For Your Samples Or Drawing.

2Q:WHAT’S THE PROCESS OF PURCHASING ORDERS FROM YOU? 
A:1.Send Us Your Specific Demand,Such As Oem Numbers, Photos, Trailer Models,Ect. 
2.Confirm Our Quotation With Photos And Other Detials.
3.Negotiate About All Details You Need: Packing, Delivery Terms,Warranty, Ect. 
4.Sign The Contract For The Payment,We Will Make The Production On Time.

3Q.WHAT IS YOUR TERMS OF PAYMENT?
A: T/T 30% As Deposit, And 70% Before Delivery. 
L/C,T/T,D/P, Western Union,Paypal,Money Gram, Others
Photos And Videos Of The Products Will Be Provided Before Your Balance Payment.

4Q :WE WANT TO TRY IN A SMALL QUANTITY AS TRIAL ORDER,BUT LESS THAN YOUR MOQ. WHAT IS YOUR POLICY?
Sample Test And Sample Orders Could Be Accepted If We Have Ready Parts In Stock.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: 12 Month Warranty
Warranty: 12 Month Warranty
Material: Galvanized Sheet
Samples:
US$ 10/Piece
1 Piece(Min.Order)

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Order Sample

Red, black, gray, blue, etc
Customization:
Available

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about shipping cost and estimated delivery time.
Payment Method:







 

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Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

trailer suspension

Can you provide examples of trailers or towing applications that commonly use suspensions?

Yes, various trailers and towing applications commonly use suspensions to ensure optimal performance, stability, and ride comfort. Here are some examples:

  • Utility Trailers:
  • Utility trailers, including flatbed trailers, enclosed trailers, and landscape trailers, often utilize suspensions. These trailers are used for a wide range of purposes such as transporting equipment, materials, or goods. Suspensions help provide a smoother ride and improved load-carrying capacity, ensuring that the trailer can handle different types of cargo and road conditions.

  • Recreational Trailers:
  • Recreational trailers, such as travel trailers, fifth-wheel trailers, and toy haulers, commonly incorporate suspensions. These trailers are designed for recreational purposes, including camping, road trips, and outdoor adventures. The suspensions help enhance ride comfort, stability, and handling characteristics, providing a more enjoyable towing experience for the occupants.

  • Horse Trailers:
  • Horse trailers, which are specifically designed to transport horses, often utilize suspensions. These trailers typically have special features such as dividers, ramps, and ventilation systems to ensure the safety and well-being of the horses during transportation. Suspensions play a crucial role in minimizing vibrations and shocks, providing a smoother ride for the horses and reducing their stress levels.

  • Boat Trailers:
  • Boat trailers are used to transport boats from one location to another, such as from a storage facility to a launch site. These trailers need to accommodate the weight and dimensions of the boat while providing stability and maneuverability on the road. Suspensions help absorb shocks and vibrations, preventing damage to the boat and ensuring a smoother towing experience.

  • Commercial Trailers:
  • Various types of commercial trailers, including semi-trailers, refrigerated trailers, and tanker trailers, rely on suspensions. These trailers are used in industries such as logistics, transportation, and bulk liquid hauling. Suspensions are essential to handle heavy loads, maintain stability, and ensure safe and efficient transportation of goods over long distances.

These are just a few examples, and suspensions are utilized in a wide range of other trailer types and towing applications as well. It’s important for trailer owners and operators to select the appropriate suspension system based on the specific requirements of their trailers, including load capacity, intended use, road conditions, and regulations.

In summary, suspensions are commonly used in utility trailers, recreational trailers, horse trailers, boat trailers, commercial trailers, and many other types of trailers and towing applications. The inclusion of suspensions helps improve ride quality, stability, and handling characteristics, ensuring a safe and comfortable towing experience.

trailer suspension

How do trailer suspensions contribute to the adaptability and versatility of trailers in various settings?

Trailer suspensions play a pivotal role in enhancing the adaptability and versatility of trailers across different settings and applications. They provide several key benefits that contribute to the overall performance and functionality of trailers:

  • 1. Load Handling: Trailer suspensions are designed to support and distribute the weight of various types of cargo. Whether it’s heavy construction materials, fragile goods, or specialized equipment, the suspension system ensures that the trailer can handle the load effectively without compromising stability.
  • 2. Terrain Adaptability: Trailer suspensions are engineered to adapt to different terrains, including rough roads, off-road trails, and uneven surfaces. This adaptability allows trailers to navigate challenging environments, making them suitable for construction sites, agricultural fields, and remote areas.
  • 3. Smoother Ride: A well-designed suspension system contributes to a smoother and more comfortable ride for both the trailer and its cargo. This is essential for transporting delicate or sensitive goods, as it reduces the risk of damage and ensures a better overall experience for the driver.
  • 4. Stability and Control: Suspensions improve the stability and control of trailers, especially when making turns, navigating corners, or driving at high speeds. This enhances safety on the road and minimizes the risk of accidents or rollovers.
  • 5. Versatile Attachment Points: Many trailer suspensions feature versatile attachment points that allow for various configurations and types of trailers. This adaptability means that a single suspension system can be used for different trailer designs, providing cost-effective solutions.
  • 6. Load Distribution: Trailer suspensions distribute the weight evenly across multiple axles. This even weight distribution prevents excessive strain on individual components and tires, reducing wear and extending the lifespan of the trailer.
  • 7. Adjustable Features: Some suspensions come with adjustable features such as airbags or adjustable shock absorbers. These features allow operators to fine-tune the suspension’s performance based on the specific needs of the load and terrain, further enhancing adaptability.
  • 8. Maintenance Ease: Properly maintained suspensions are easier to service and repair, making trailers more adaptable in situations where maintenance or repairs are required in remote or challenging locations.

In summary, trailer suspensions are integral to the adaptability and versatility of trailers in various settings. They enable trailers to handle different loads, terrains, and conditions while ensuring safety, stability, and a smoother ride. By selecting the right suspension system and maintaining it effectively, trailer operators can optimize their trailers for a wide range of applications and environments.

trailer suspension

What are the different types and configurations of trailer suspensions available in the market?

There are several different types and configurations of trailer suspensions available in the market. Here’s a detailed explanation:

  • Leaf Spring Suspension:
  • Leaf spring suspension is one of the most common types of suspensions used in trailers. It consists of multiple layers of curved metal strips (leaves) that flex and absorb shocks. Leaf springs are durable, cost-effective, and provide good load-carrying capacity. They are typically arranged in a single or dual configuration, where two leaf springs are mounted parallel to each other on each side of the trailer.

  • Coil Spring Suspension:
  • Coil spring suspension utilizes helical coil springs to provide support and shock absorption. This type of suspension offers a smoother ride and improved comfort compared to leaf spring suspensions. Coil springs can be mounted in various configurations, including single or dual setups, depending on the trailer’s weight and load requirements.

  • Torsion Axle Suspension:
  • Torsion axle suspension is a type of independent suspension commonly used in trailers. It consists of rubberized torsion arms that provide suspension for each wheel independently. Torsion axle suspensions offer excellent shock absorption, improved stability, and a smoother ride. They are often used in utility trailers, RVs, and other applications that require enhanced towing comfort.

  • Air Suspension:
  • Air suspension systems utilize airbags or air springs to support the trailer’s weight and provide adjustable suspension stiffness. These suspensions offer a high level of adjustability, allowing the user to modify the ride height and stiffness according to the load requirements. Air suspensions provide excellent load leveling, improved ride quality, and are commonly used in heavy-duty trailers or specialized applications.

  • Independent Suspension:
  • Independent suspension systems allow each wheel to move independently of the others. This type of suspension provides superior shock absorption, stability, and improved handling characteristics. Independent suspensions are often found in high-end trailers, including luxury RVs or high-performance trailers.

  • Rubber Torsion Suspension:
  • Rubber torsion suspension is a type of suspension that uses rubber cords or rods instead of traditional springs. The rubber cords provide the necessary support and shock absorption, eliminating the need for separate springs. Rubber torsion suspensions offer a smooth and quiet ride, reduced maintenance, and are commonly used in smaller trailers, such as boat trailers or utility trailers.

In summary, the market offers a range of trailer suspensions, including leaf spring, coil spring, torsion axle, air suspension, independent suspension, and rubber torsion suspension. Each type of suspension has its own advantages and is suitable for different trailer applications based on factors such as load requirements, ride comfort, stability, and adjustability.

China Hot selling American Type Trailer Air Suspension Used for Trailer Air Suspension with Air Bag  China Hot selling American Type Trailer Air Suspension Used for Trailer Air Suspension with Air Bag
editor by Dream 2024-05-17

China wholesaler Trailer Parts Light Duty Mechanical Light Trailer 3 Axle Suspensions Hot for Selling

Product Description

Product Specification

Suspension with axle together
Height of towing plate Suspension Leaf spring Leaf spring width Balance arm pin Hangers Eqoalizer
1180mm 1210mm 3 axle suspension 8 leaf 90mm 50 material Q235 thickness
1230mm 1250mm 9 leaf 100mm 60 thickness 8mm
1300mm the quantity is optional 120mm 70 8mm 10mm
10mm
We can produce according to your samples,drawings

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FAQ:

1. Can you produce or modify the products we want?
    Samples for development are warmly welcomed. We have rich experience in developing 
    and modifying it.

2. I could not meet your MOQ/I want to try your products in a small quantity before 
    bulk orders.
    Sample test and sample orders could be accepted if we have in stock.

3. What’s your payment terms?
    LC,TT, Western Union.

4. What’s the process of placing orders?
    Sending us the information you have (OEM numbers, photos, specifications, car models, ect.)
    We quote and send you photos and other details for confirmation.
    Discussing about all details you want to know (packing, delivery terms,warranty, ect. ) 
    You can add our WhatsApp.
    Order process will be informed by emails from time to time.
  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Material: Stainless Steel
Certification: ISO/TS16949, ISO9001
Position: Rear
OEM: Yes
Type: Suspension Spring
Towing Plate: 1180mm, 1210mm, 1230mm, 1250, 1300mm
Customization:
Available

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trailer suspension

How do trailer suspensions affect the ride quality and handling of a towing system?

Trailer suspensions have a significant impact on the ride quality and handling of a towing system. Here’s a detailed explanation:

  • Ride Quality:
  • The suspension system directly influences the ride quality experienced during towing:

    • Shock Absorption: A well-designed suspension system absorbs shocks and vibrations caused by road irregularities, bumps, or potholes. It helps cushion the trailer, providing a smoother and more comfortable ride. Effective shock absorption reduces the jolts and vibrations felt inside the towing vehicle, minimizing driver and passenger discomfort.
    • Reduced Bouncing and Pitching: The suspension system plays a crucial role in minimizing excessive bouncing and pitching motions of the trailer. It helps maintain contact between the tires and the road surface, improving stability and reducing the transfer of vertical forces to the towing vehicle. Reduced bouncing and pitching enhance ride comfort and minimize the risk of trailer instability.
    • Vertical Movement: A well-calibrated suspension system minimizes excessive vertical movement of the trailer. It helps keep the trailer level and stable, preventing it from bouncing or swaying excessively. This results in a more comfortable and controlled towing experience.
  • Handling:
  • The suspension system also affects the handling characteristics of the towing system:

    • Stability: A properly designed suspension system enhances the stability of the towing system. It helps distribute the weight evenly across the axles, maintaining proper balance and reducing the risk of swaying or fishtailing. Improved stability contributes to better handling and control, particularly during turns, lane changes, or encounters with crosswinds.
    • Steering Response: The suspension system influences the steering response of the towing system. It affects factors such as wheel alignment, tracking, and roll resistance. A well-designed suspension geometry ensures that the wheels track properly, minimizing sideways movement and improving steering precision. This enhances the overall handling and maneuverability of the towing system.
    • Trailer Sway Control: The suspension design can incorporate features to mitigate trailer sway. Sway control mechanisms, such as sway bars or electronic stability control systems, can be integrated into the suspension system to improve handling and reduce the risk of trailer sway. These features contribute to safer and more controlled towing.

In summary, trailer suspensions significantly affect the ride quality and handling of a towing system. They impact factors such as shock absorption, bouncing and pitching, vertical movement, stability, steering response, and trailer sway control. A well-designed suspension system provides better ride comfort, reduces driver and passenger discomfort, enhances stability, improves handling characteristics, and contributes to a safer and more enjoyable towing experience.

trailer suspension

What are the signs that indicate a need for trailer suspension replacement or maintenance, and how can they be diagnosed?

Recognizing signs of trailer suspension issues is crucial for timely replacement or maintenance to ensure safe and efficient towing operations. Here are common signs and how to diagnose them:

  • 1. Uneven Tire Wear: Uneven tire wear, such as cupping or feathering, can indicate suspension problems. Inspect the tires for unusual wear patterns, and if you notice uneven wear, it may suggest misalignment or worn suspension components.
  • 2. Excessive Bouncing: If the trailer bounces excessively while in motion, it may be a sign of worn-out shock absorbers or dampers. You can diagnose this by observing the trailer’s behavior while driving on a smooth road. If it continues to bounce after encountering bumps, the shocks may need replacement.
  • 3. Squeaking or Clunking Noises: Unusual noises, such as squeaks or clunks, coming from the suspension while driving can indicate worn or damaged components. You can diagnose this by having someone bounce the trailer while you listen for noises, or by performing a visual inspection for loose or damaged parts.
  • 4. Poor Handling and Steering: Difficulty in handling or steering the trailer, especially during turns, can be a sign of suspension problems. Uneven handling or drifting may indicate suspension misalignment or worn-out components. Test the trailer’s handling by driving on a straight road and checking for any deviations.
  • 5. Excessive Trailer Sway: If the trailer sways excessively from side to side, it may indicate suspension issues. This can be dangerous and is often a result of imbalanced weight distribution or worn-out suspension components. Diagnosis involves inspecting the suspension for damage and ensuring proper load distribution.
  • 6. Fluid Leaks: Fluid leaks from shock absorbers or dampers are a clear sign of component failure. Inspect the shocks for visible leaks, which can often be diagnosed by oil residue or wetness around the shock body.
  • 7. Sagging Suspension: A visibly sagging or lower-than-normal suspension can indicate weakened springs or overloaded suspension components. A visual inspection can quickly reveal if the suspension is not maintaining its proper ride height.
  • 8. Excessive Play: When manually rocking or pushing the trailer, excessive play or movement in suspension components, such as bushings or pivot points, can suggest wear or damage. Hands-on inspection can help identify these issues.

Diagnosing trailer suspension problems typically involves a combination of visual inspection, listening for unusual noises, and observing the trailer’s behavior while driving. Regular maintenance and inspections can help detect issues early and prevent more extensive damage or accidents.

If you encounter any of these signs, it’s advisable to have the trailer suspension inspected by a qualified mechanic or technician who can provide a thorough diagnosis and recommend necessary maintenance or replacement.

trailer suspension

What are the different types and configurations of trailer suspensions available in the market?

There are several different types and configurations of trailer suspensions available in the market. Here’s a detailed explanation:

  • Leaf Spring Suspension:
  • Leaf spring suspension is one of the most common types of suspensions used in trailers. It consists of multiple layers of curved metal strips (leaves) that flex and absorb shocks. Leaf springs are durable, cost-effective, and provide good load-carrying capacity. They are typically arranged in a single or dual configuration, where two leaf springs are mounted parallel to each other on each side of the trailer.

  • Coil Spring Suspension:
  • Coil spring suspension utilizes helical coil springs to provide support and shock absorption. This type of suspension offers a smoother ride and improved comfort compared to leaf spring suspensions. Coil springs can be mounted in various configurations, including single or dual setups, depending on the trailer’s weight and load requirements.

  • Torsion Axle Suspension:
  • Torsion axle suspension is a type of independent suspension commonly used in trailers. It consists of rubberized torsion arms that provide suspension for each wheel independently. Torsion axle suspensions offer excellent shock absorption, improved stability, and a smoother ride. They are often used in utility trailers, RVs, and other applications that require enhanced towing comfort.

  • Air Suspension:
  • Air suspension systems utilize airbags or air springs to support the trailer’s weight and provide adjustable suspension stiffness. These suspensions offer a high level of adjustability, allowing the user to modify the ride height and stiffness according to the load requirements. Air suspensions provide excellent load leveling, improved ride quality, and are commonly used in heavy-duty trailers or specialized applications.

  • Independent Suspension:
  • Independent suspension systems allow each wheel to move independently of the others. This type of suspension provides superior shock absorption, stability, and improved handling characteristics. Independent suspensions are often found in high-end trailers, including luxury RVs or high-performance trailers.

  • Rubber Torsion Suspension:
  • Rubber torsion suspension is a type of suspension that uses rubber cords or rods instead of traditional springs. The rubber cords provide the necessary support and shock absorption, eliminating the need for separate springs. Rubber torsion suspensions offer a smooth and quiet ride, reduced maintenance, and are commonly used in smaller trailers, such as boat trailers or utility trailers.

In summary, the market offers a range of trailer suspensions, including leaf spring, coil spring, torsion axle, air suspension, independent suspension, and rubber torsion suspension. Each type of suspension has its own advantages and is suitable for different trailer applications based on factors such as load requirements, ride comfort, stability, and adjustability.

China wholesaler Trailer Parts Light Duty Mechanical Light Trailer 3 Axle Suspensions Hot for Selling  China wholesaler Trailer Parts Light Duty Mechanical Light Trailer 3 Axle Suspensions Hot for Selling
editor by Dream 2024-05-17

China high quality Two Axles Light Duty Suspensions for Semi Trailer

Product Description

Product Description

Two axles Light Duty Suspensions for semi trailer

Germany Type Trailer Parts Suspension for Truck and Trailer

Model Axle type Height Empty load Full load Capacity Weight Thickness
(mm)  (mm)  (mm)  (mm) (T) (kg) (mm)
ZBJZ-150-1 150*150 180 476 431 16*1 192 1.Hanger: 8mm
ZBJZ-150-2 150*150 180 476 431 16*2 390 2.Equalizing beam: 10mm
ZBJZ-150-3 150*150 180 476 431 16*3 590  
ZBJZ-150-4 150*150 180 476 431 16*4 785  

Leaf spring specification

Model Width Thickness Leaves The longest leaf Weight Capacity
(T)
(mm) (mm) (mm) (kg)
Standard  100 12 12 1200 83 16
100 12 14 1200 98 16

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  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Type: Suspension
Certification: ISO
Loading Weight: 25T
Customization:
Available

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about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

trailer suspension

Can trailer suspensions be customized for specific trailer types or load capacities?

Yes, trailer suspensions can be customized to accommodate specific trailer types or load capacities. Here’s a detailed explanation:

Trailer suspensions are available in various configurations, and manufacturers often provide options that can be tailored to meet specific requirements. Customization allows trailer owners to select suspensions that are best suited for their particular trailer type and intended use.

Here are some ways in which trailer suspensions can be customized:

  • Load Capacity: Trailer suspensions can be designed and rated to handle different load capacities. The suspension components, such as springs, axles, and shock absorbers, can be specified to match the anticipated weight of the trailer’s cargo. This ensures that the suspension system provides adequate support and maintains proper ride height under the expected load.
  • Suspension Type: Different types of suspensions are available, and the choice depends on the specific trailer type and requirements. For example, leaf spring suspensions are commonly used for their durability and load-carrying capacity, while torsion axle suspensions provide excellent shock absorption and improved ride quality. By selecting the appropriate suspension type, trailer owners can optimize the performance and characteristics of their trailers.
  • Configuration and Geometry: Trailer suspensions can be customized in terms of their configuration and geometry. This includes the number and arrangement of springs, the placement of axles, and the overall design of the suspension system. For instance, trailers carrying heavy loads may benefit from a dual-axle configuration for better weight distribution and increased stability.
  • Adjustability: Some trailer suspensions offer adjustability features that allow fine-tuning based on specific needs. For example, air suspensions provide adjustable ride height and stiffness, allowing users to adapt the suspension to different load conditions. This adjustability enhances versatility and performance.
  • Specialized Requirements: In certain cases, trailer suspensions may need to be customized to meet specialized requirements. This could include factors such as off-road capabilities, specific industry standards, or unique environmental conditions. Manufacturers can work with trailer owners to design and build suspensions that meet these specific needs.

It’s important to note that customization options may vary depending on the manufacturer and the specific suspension system. Working with reputable trailer manufacturers or suspension specialists can help ensure that the customization is done correctly and in accordance with industry standards.

In summary, trailer suspensions can be customized to match specific trailer types or load capacities. By selecting the appropriate suspension components, type, configuration, adjustability options, and addressing specialized requirements, trailer owners can optimize the performance, safety, and overall functionality of their trailers.

trailer suspension

Can you share tips for improving the longevity and performance of trailer suspensions in towing applications?

Maintaining and enhancing the longevity and performance of trailer suspensions in towing applications is essential for safe and efficient operation. Here are some valuable tips to achieve this:

  • 1. Regular Inspections: Conduct frequent visual inspections of the trailer suspensions. Look for signs of wear, damage, or corrosion on components such as springs, shocks, and mounting hardware. Address any issues promptly to prevent further damage.
  • 2. Lubrication: Ensure that all moving parts, including bushings and pivot points, are adequately lubricated. Proper lubrication reduces friction, minimizes wear, and extends the lifespan of suspension components. Follow the manufacturer’s recommendations for lubrication intervals and types of lubricants.
  • 3. Maintain Proper Alignment: Verify that the trailer’s suspension components, including axles and wheels, are correctly aligned. Misalignment can lead to uneven tire wear and affect handling. Correct any alignment issues to ensure even weight distribution.
  • 4. Inspect Shock Absorbers or Dampers: Regularly check shock absorbers or dampers for leaks, visible damage, or signs of reduced effectiveness. Worn or damaged shocks can compromise ride quality and handling. Replace them when necessary.
  • 5. Monitor Air Suspension Systems: If the trailer uses air suspension, inspect airbags, valves, and associated components for leaks, proper inflation, and overall condition. Address air leaks promptly to maintain suspension performance.
  • 6. Torque Fasteners: Periodically check and torque all fasteners, including bolts, nuts, and U-bolts. Loose or improperly tightened fasteners can lead to component failure and compromise suspension integrity.
  • 7. Proper Load Distribution: Ensure that cargo is loaded and distributed evenly within the trailer. Overloading or uneven weight distribution can strain suspension components and lead to premature wear.
  • 8. Maintain Brake Components: Inspect brake components, including drums, pads, and calipers. Ensure that the brakes are functioning correctly and that there is even wear on the brake components. Replace any worn or damaged brake parts promptly.
  • 9. Wheel Alignment: Maintain proper wheel alignment to prevent irregular tire wear and ensure straight-line stability. Misaligned wheels can place additional stress on suspension components and lead to premature wear.
  • 10. Address Unusual Noises: Pay attention to any unusual noises coming from the suspension during operation. Clunks, squeaks, or rattles may indicate underlying issues. Investigate and address the source of unusual noises promptly.
  • 11. Follow Manufacturer Recommendations: Adhere to the manufacturer’s recommended maintenance schedule and guidelines. Manufacturers provide specific instructions for maintaining their suspension systems, and following these recommendations is essential for optimal performance and warranty compliance.
  • 12. Consider Professional Inspections: Periodically, consider having the trailer suspension system professionally inspected. Trained technicians can identify potential issues that may not be visible during routine inspections, ensuring comprehensive maintenance.

By incorporating these maintenance practices into a routine schedule, trailer owners and operators can help ensure that the suspension system operates optimally, promoting safety, reliability, and longevity in towing applications.

trailer suspension

How does the design of a trailer suspension impact the overall stability and comfort during towing?

The design of a trailer suspension has a significant impact on the overall stability and comfort during towing. Here’s a detailed explanation:

  • Stability:
  • The design of the trailer suspension directly affects the stability of the trailer during towing:

    • 1. Weight Distribution: A well-designed suspension system ensures proper weight distribution across the trailer’s axles. It helps distribute the load evenly, preventing excessive weight on one axle and reducing the risk of overloading. Proper weight distribution enhances stability by maintaining the trailer’s balance and reducing the likelihood of swaying or fishtailing.
    • 2. Center of Gravity: The suspension design plays a crucial role in managing the trailer’s center of gravity. A lower center of gravity improves stability by reducing the trailer’s tendency to tip or sway. Suspension systems with lower mounting points or those that incorporate features like torsion axles or independent suspension help lower the center of gravity and enhance overall stability.
    • 3. Suspension Geometry: The geometry of the suspension system impacts stability by influencing factors such as wheel alignment, tracking, and roll resistance. A well-designed suspension geometry ensures that the wheels track properly, minimizing sideways movement and improving stability during turns or lane changes.
    • 4. Damping Capability: The suspension design affects the damping capability, which refers to the system’s ability to absorb and dissipate shocks. Effective shock absorption reduces the transfer of vertical forces to the trailer, minimizing bouncing, oscillation, and excessive vertical movement. This helps maintain stability by preventing the trailer from becoming unsettled on uneven roads or encountering destabilizing forces.
  • Comfort:
  • The design of the trailer suspension also impacts the comfort experienced during towing:

    • 1. Shock Absorption: A well-designed suspension system effectively absorbs shocks and vibrations caused by road irregularities, bumps, or potholes. It utilizes components such as springs and shock absorbers to cushion the trailer, providing a smoother and more comfortable ride. Effective shock absorption reduces the jolts and vibrations felt inside the towing vehicle and minimizes the transfer of these forces to the cargo being transported.
    • 2. Ride Quality: The suspension design influences the overall ride quality of the trailer. A suspension system that balances load support and shock absorption provides a more comfortable towing experience. It reduces excessive bouncing, pitching, or swaying, enhancing comfort for both the driver and passengers in the towing vehicle.
    • 3. Noise and Vibration: A well-designed suspension system helps minimize noise and vibration during towing. It reduces the transmission of road-induced vibrations and impacts to the trailer’s frame and components. This results in a quieter and smoother ride, enhancing overall comfort and reducing driver fatigue.
    • 4. Trailer Sway: The design of the suspension system can impact the trailer’s susceptibility to sway. Suspension systems that incorporate features like sway control mechanisms, independent suspension, or torsion axles offer improved resistance against trailer sway, enhancing stability and comfort during towing.

In summary, the design of a trailer suspension significantly influences the overall stability and comfort during towing. A well-designed suspension system ensures proper weight distribution, manages the center of gravity, optimizes suspension geometry, and provides effective shock absorption. It enhances stability by reducing swaying, improving tracking, and minimizing vertical movement. Additionally, it improves comfort by absorbing shocks, reducing noise and vibration, and minimizing trailer sway. Choosing a suitable suspension design that meets the specific towing requirements is essential for achieving a stable and comfortable towing experience.

China high quality Two Axles Light Duty Suspensions for Semi Trailer  China high quality Two Axles Light Duty Suspensions for Semi Trailer
editor by Dream 2024-05-16

China best Trailer Suspension Germany Type Bogie Suspension 32t

Product Description

Our company is a professional trailer axle manufacturer with 20 years experience,we have well trained workers, workshop,we have been a 10 years vendor of trailer axles and mechanical suspension.Holding ISO9001;2000,ts16949 certificate, so we have confidence to provide superior quality and competitive offers for global valued customers.

Germany Type Bogie Suspension 
Rated Load (kg) Weight (kg) Bearing Type Axle Beam Brake Size Track Length A Tyre Bolt Steel Turn Position Wheel Base B C    mm D    mm E   mm F   mm
24000 2571 33118  33213 SQUARE 150*14 420*180 1870mm 10-M22*1.5 280 1385 900 600 700 55
24000 2080 33118  33213 SQUARE 150*14 420*200 1870mm 10-M22*1.5 280 1385 900 600 700 55
28000 2455 33215  32219 SQUARE 150*14 420*200 1870mm 10-M22*1.5 280 1550 900 600 800 55
32000 2520 32314  32222 SQUARE 150*16 420*200 1870mm 10-M22*1.5 280 1550 900 600 800 55
36000 2600 32314  32222 SQUARE 150*18 420*220 1870mm 10-M22*1.5 280 1550 900 600 800 55

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: 1year
Warranty: 1year
Material: Steel
Customization:
Available

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

trailer suspension

Can you provide examples of trailers or towing applications that commonly use suspensions?

Yes, various trailers and towing applications commonly use suspensions to ensure optimal performance, stability, and ride comfort. Here are some examples:

  • Utility Trailers:
  • Utility trailers, including flatbed trailers, enclosed trailers, and landscape trailers, often utilize suspensions. These trailers are used for a wide range of purposes such as transporting equipment, materials, or goods. Suspensions help provide a smoother ride and improved load-carrying capacity, ensuring that the trailer can handle different types of cargo and road conditions.

  • Recreational Trailers:
  • Recreational trailers, such as travel trailers, fifth-wheel trailers, and toy haulers, commonly incorporate suspensions. These trailers are designed for recreational purposes, including camping, road trips, and outdoor adventures. The suspensions help enhance ride comfort, stability, and handling characteristics, providing a more enjoyable towing experience for the occupants.

  • Horse Trailers:
  • Horse trailers, which are specifically designed to transport horses, often utilize suspensions. These trailers typically have special features such as dividers, ramps, and ventilation systems to ensure the safety and well-being of the horses during transportation. Suspensions play a crucial role in minimizing vibrations and shocks, providing a smoother ride for the horses and reducing their stress levels.

  • Boat Trailers:
  • Boat trailers are used to transport boats from one location to another, such as from a storage facility to a launch site. These trailers need to accommodate the weight and dimensions of the boat while providing stability and maneuverability on the road. Suspensions help absorb shocks and vibrations, preventing damage to the boat and ensuring a smoother towing experience.

  • Commercial Trailers:
  • Various types of commercial trailers, including semi-trailers, refrigerated trailers, and tanker trailers, rely on suspensions. These trailers are used in industries such as logistics, transportation, and bulk liquid hauling. Suspensions are essential to handle heavy loads, maintain stability, and ensure safe and efficient transportation of goods over long distances.

These are just a few examples, and suspensions are utilized in a wide range of other trailer types and towing applications as well. It’s important for trailer owners and operators to select the appropriate suspension system based on the specific requirements of their trailers, including load capacity, intended use, road conditions, and regulations.

In summary, suspensions are commonly used in utility trailers, recreational trailers, horse trailers, boat trailers, commercial trailers, and many other types of trailers and towing applications. The inclusion of suspensions helps improve ride quality, stability, and handling characteristics, ensuring a safe and comfortable towing experience.

trailer suspension

What safety considerations should be taken into account when using trailer suspensions in towing?

When using trailer suspensions in towing, it’s crucial to prioritize safety to prevent accidents and ensure the well-being of both the driver and other road users. Here are important safety considerations to keep in mind:

  • 1. Weight Distribution: Properly distribute the weight of the cargo within the trailer. Ensure that the load is evenly balanced to prevent overloading of one axle or side, which can lead to instability and loss of control.
  • 2. Load Capacity: Stay within the specified load capacity of the trailer suspension. Overloading can strain the suspension components, leading to premature wear and potential failure.
  • 3. Regular Inspections: Conduct routine inspections of the trailer suspension system, including springs, shocks, and fasteners. Look for signs of wear, damage, or loose components. Address any issues promptly to prevent accidents.
  • 4. Tire Maintenance: Ensure that trailer tires are in good condition, properly inflated, and have adequate tread depth. Bald or underinflated tires can lead to blowouts or loss of control during towing.
  • 5. Brake System: Maintain the trailer’s brake system in optimal condition. Test and adjust the brakes as needed to ensure they provide effective stopping power. Inadequate brakes can result in longer stopping distances and accidents.
  • 6. Trailer Lights: Ensure that all trailer lights, including brake lights, turn signals, and taillights, are functioning correctly. Proper lighting enhances visibility and signals your intentions to other drivers.
  • 7. Trailer Hitch: Use a compatible and properly installed trailer hitch that is rated for the weight of your trailer and load. Make sure the hitch is securely attached to the towing vehicle and the trailer tongue.
  • 8. Secure Cargo: Secure the cargo inside the trailer to prevent shifting during transit. Use appropriate tie-downs and restraints to keep the load stable and prevent accidents caused by cargo movement.
  • 9. Driving Speed: Adhere to safe driving speeds and follow posted speed limits. Speeding while towing can reduce your ability to react to unexpected situations and increase the risk of accidents.
  • 10. Towing Vehicle: Ensure that the towing vehicle is in good mechanical condition. Regularly service the vehicle’s engine, brakes, transmission, and suspension to maintain towing performance and safety.
  • 11. Emergency Equipment: Carry essential emergency equipment, including a jack, spare tire, fire extinguisher, first aid kit, and reflective warning triangles. These items can be invaluable in case of roadside emergencies.
  • 12. Weather Conditions: Adjust your driving behavior and maintain a safe following distance in adverse weather conditions, such as rain, snow, or ice. Wet or slippery roads can increase stopping distances and reduce traction.
  • 13. Driver Training: Ensure that the driver has the necessary training and experience in towing trailers. Towing a trailer requires specific skills and awareness of handling differences compared to driving without a trailer.
  • 14. Emergency Procedures: Familiarize yourself with emergency procedures, including how to react in the event of trailer sway, jackknifing, or other critical situations. Knowing how to respond can prevent accidents from escalating.

Prioritizing safety when using trailer suspensions in towing is essential for preventing accidents and ensuring a secure and efficient towing experience. Regular maintenance, proper load management, and adherence to safety guidelines are key to safe towing operations.

trailer suspension

Can you describe the factors to consider when selecting trailer suspensions for specific applications?

When selecting trailer suspensions for specific applications, several factors need to be considered. Here’s a detailed explanation:

  • Load Capacity:
  • The load capacity of the trailer suspension is a crucial factor to consider. It should be able to handle the anticipated weight of the trailer’s cargo. The suspension system should have sufficient load-carrying capacity to support the payload and distribute the weight evenly across the axles.

  • Towing Conditions:
  • The towing conditions play a significant role in determining the appropriate trailer suspension. Consider factors such as the type of terrain, road conditions, and towing speed. For example, if the trailer will be frequently used on rough or uneven roads, a suspension system with excellent shock absorption capabilities, such as an independent suspension or air suspension, may be preferred.

  • Trailer Type:
  • The type of trailer being used is an essential consideration. Different trailers have varying requirements based on their intended purpose. For instance, utility trailers carrying heavy equipment may benefit from leaf spring suspensions due to their load-carrying capacity, while enclosed trailers transporting delicate cargo may require suspensions that provide superior shock absorption and stability.

  • Comfort:
  • If towing comfort is a priority, the suspension system’s ability to provide a smooth and stable ride becomes crucial. Factors such as shock absorption, vibration dampening, and reduced trailer sway contribute to a comfortable towing experience. Suspensions like torsion axle suspensions or air suspensions are often chosen for their superior ride quality.

  • Budget:
  • The budget available for the trailer suspension is an important factor to consider. Different suspension systems have varying costs associated with their design, construction, and components. It’s important to balance the desired features and performance with the available budget.

  • Maintenance and Durability:
  • The maintenance requirements and durability of the suspension system should be evaluated. Some suspensions may require more frequent maintenance, such as lubrication or component replacements, while others may offer longer service intervals. It’s important to consider the expected lifespan of the suspension and the associated maintenance costs.

  • Special Requirements:
  • Specific applications may have unique requirements that need to be taken into account. For example, trailers used for hauling livestock may require suspensions that minimize stress and vibrations to ensure the well-being of the animals. Specialized trailers, such as boat trailers, may need suspensions that offer protection against water or corrosion.

In summary, when selecting trailer suspensions for specific applications, factors such as load capacity, towing conditions, trailer type, comfort, budget, maintenance, durability, and any special requirements should be carefully considered. Evaluating these factors will help determine the most suitable suspension system that can provide optimal performance, stability, and comfort for the intended application.

China best Trailer Suspension Germany Type Bogie Suspension 32t  China best Trailer Suspension Germany Type Bogie Suspension 32t
editor by Dream 2024-05-16

China Standard American Mechanical Suspension for Semi Trailer and Truck Tralier

Product Description

Detailed Photos

Product Parameters

item Suspension
Use Trailer Parts
OE NO. LH/14T
Max Payload 20ton
Size 13000kg
Place of Origin China
Brand Name XH
Use Trailer Parts
OE NO LT13/1310/1360
Size 60mm 70mm
Max Payload: 16t-20t
Parts Trailer Suspension
Certificate ISO9001
Weight 10kg
Quality High-Quality
Type Balance Beam

 

Product Production

Our Advantages

 

Carrying Capacity(kg) Plate Spring(kg) Mounting Height(mm)
H    H1   H2   H3
13000X3 7X90X16 183  457  448  433
13000X3 7X90X16 164  438  429  414
13000X3 7X90X16 223  497  488  473
13000X3 7X90X16 204  478  469  454
13000X3 7X90X16 253  527  518  503
13000X3 7X90X16 234  508  499  484

Note: 
1. Plate spring can be optional with other specifications:8x90x16, 10x90x13
2. Track Options: 1360,1500mm

1. Carry greater vertical load and better torque.
2. Easy installation, low price, long service life, low maintenance cost.
3. It is suitable for various road conditions and has many optional specifications.

Hanger Assembly

The suspension is stamped and welded with Q345 steel plate material, which is light in weight and strong in rigidity. The leaf spring will not shift during use.

Leaf Spring

Suspension can be matched with different width/ thickness/number of pieces, we can recommend the number of leaf springs according to the load. Use high-quality steel, long life and large load.

Packaging & Shipping

Company Profile

Certifications

Our Customer

FAQ:

Q1. What is your terms of packing?

A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent,
we can pack the goods in your branded boxes after getting your authorization letters.

Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages
before you pay the balance.

Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.

Q4. How about your delivery time?
A: Generally, it will take 20 to 30 days after receiving your advance payment. The specific delivery time depends
on the items and the quantity of your order.

Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and
the courier cost.

Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them,
no matter where they come from.

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: After Sales Maintenance
Warranty: 12months
Type: Suspension
Samples:
US$ 1150/Piece
1 Piece(Min.Order)

|

Order Sample

according to customer′s requirements
Customization:
Available

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

trailer suspension

Can you provide examples of trailers or towing applications that commonly use suspensions?

Yes, various trailers and towing applications commonly use suspensions to ensure optimal performance, stability, and ride comfort. Here are some examples:

  • Utility Trailers:
  • Utility trailers, including flatbed trailers, enclosed trailers, and landscape trailers, often utilize suspensions. These trailers are used for a wide range of purposes such as transporting equipment, materials, or goods. Suspensions help provide a smoother ride and improved load-carrying capacity, ensuring that the trailer can handle different types of cargo and road conditions.

  • Recreational Trailers:
  • Recreational trailers, such as travel trailers, fifth-wheel trailers, and toy haulers, commonly incorporate suspensions. These trailers are designed for recreational purposes, including camping, road trips, and outdoor adventures. The suspensions help enhance ride comfort, stability, and handling characteristics, providing a more enjoyable towing experience for the occupants.

  • Horse Trailers:
  • Horse trailers, which are specifically designed to transport horses, often utilize suspensions. These trailers typically have special features such as dividers, ramps, and ventilation systems to ensure the safety and well-being of the horses during transportation. Suspensions play a crucial role in minimizing vibrations and shocks, providing a smoother ride for the horses and reducing their stress levels.

  • Boat Trailers:
  • Boat trailers are used to transport boats from one location to another, such as from a storage facility to a launch site. These trailers need to accommodate the weight and dimensions of the boat while providing stability and maneuverability on the road. Suspensions help absorb shocks and vibrations, preventing damage to the boat and ensuring a smoother towing experience.

  • Commercial Trailers:
  • Various types of commercial trailers, including semi-trailers, refrigerated trailers, and tanker trailers, rely on suspensions. These trailers are used in industries such as logistics, transportation, and bulk liquid hauling. Suspensions are essential to handle heavy loads, maintain stability, and ensure safe and efficient transportation of goods over long distances.

These are just a few examples, and suspensions are utilized in a wide range of other trailer types and towing applications as well. It’s important for trailer owners and operators to select the appropriate suspension system based on the specific requirements of their trailers, including load capacity, intended use, road conditions, and regulations.

In summary, suspensions are commonly used in utility trailers, recreational trailers, horse trailers, boat trailers, commercial trailers, and many other types of trailers and towing applications. The inclusion of suspensions helps improve ride quality, stability, and handling characteristics, ensuring a safe and comfortable towing experience.

trailer suspension

How does the choice of trailer suspensions affect the overall performance and reliability of a trailer?

The choice of trailer suspensions has a significant impact on the overall performance and reliability of a trailer. It influences various aspects of trailer operation and functionality. Here’s how:

  • 1. Load Capacity: The type and design of trailer suspensions determine the trailer’s load-carrying capacity. Choosing suspensions with the appropriate load rating ensures that the trailer can safely carry the intended cargo without overloading or straining the suspension components.
  • 2. Ride Quality: The choice of suspensions affects the ride quality for both the trailer and the cargo. A well-matched suspension system can provide a smoother and more stable ride, reducing the risk of cargo damage and enhancing driver comfort.
  • 3. Handling and Maneuverability: Different suspension systems offer varying levels of handling and maneuverability. Some suspensions are designed for stability during high-speed highway travel, while others excel in off-road or rugged terrain. Choosing the right suspension type ensures optimal handling characteristics.
  • 4. Durability and Longevity: The quality and construction of trailer suspensions play a vital role in their durability. High-quality suspensions are less prone to wear and are designed to withstand the rigors of heavy-duty use, resulting in longer service life and increased reliability.
  • 5. Maintenance Requirements: The maintenance needs of trailer suspensions can vary depending on their type and design. Some suspensions require more frequent lubrication and inspection, while others are designed for minimal maintenance. Selecting suspensions that align with your maintenance capabilities can affect long-term reliability.
  • 6. Adaptability to Terrain: The choice of suspensions impacts the trailer’s adaptability to different terrains. Air suspensions, for example, excel in providing a smooth ride on rough or uneven surfaces, enhancing versatility and reliability in various settings.
  • 7. Safety: Properly matched suspensions contribute to trailer safety. A well-balanced suspension system helps prevent trailer sway, reduces the risk of rollovers, and enhances stability during emergency maneuvers, improving overall safety.
  • 8. Fuel Efficiency: Some suspensions are designed to minimize rolling resistance, which can improve fuel efficiency. Choosing fuel-efficient suspensions can lead to cost savings over the trailer’s operational lifespan.
  • 9. Compatibility with Towing Vehicle: The choice of trailer suspensions should consider the towing vehicle’s specifications. Ensuring compatibility between the trailer suspensions and the towing vehicle’s capabilities is essential for safe and reliable towing.
  • 10. Load Distribution: Trailer suspensions play a critical role in distributing the weight of the cargo evenly across the axles. Proper load distribution enhances stability, prevents overloading, and reduces the risk of component wear or failure.

In summary, the choice of trailer suspensions directly impacts the trailer’s performance, reliability, and safety. It’s essential to carefully consider factors such as load capacity, terrain, maintenance requirements, and intended use when selecting suspensions to ensure that they align with the specific needs of your trailer and operational requirements.

trailer suspension

What are the different types and configurations of trailer suspensions available in the market?

There are several different types and configurations of trailer suspensions available in the market. Here’s a detailed explanation:

  • Leaf Spring Suspension:
  • Leaf spring suspension is one of the most common types of suspensions used in trailers. It consists of multiple layers of curved metal strips (leaves) that flex and absorb shocks. Leaf springs are durable, cost-effective, and provide good load-carrying capacity. They are typically arranged in a single or dual configuration, where two leaf springs are mounted parallel to each other on each side of the trailer.

  • Coil Spring Suspension:
  • Coil spring suspension utilizes helical coil springs to provide support and shock absorption. This type of suspension offers a smoother ride and improved comfort compared to leaf spring suspensions. Coil springs can be mounted in various configurations, including single or dual setups, depending on the trailer’s weight and load requirements.

  • Torsion Axle Suspension:
  • Torsion axle suspension is a type of independent suspension commonly used in trailers. It consists of rubberized torsion arms that provide suspension for each wheel independently. Torsion axle suspensions offer excellent shock absorption, improved stability, and a smoother ride. They are often used in utility trailers, RVs, and other applications that require enhanced towing comfort.

  • Air Suspension:
  • Air suspension systems utilize airbags or air springs to support the trailer’s weight and provide adjustable suspension stiffness. These suspensions offer a high level of adjustability, allowing the user to modify the ride height and stiffness according to the load requirements. Air suspensions provide excellent load leveling, improved ride quality, and are commonly used in heavy-duty trailers or specialized applications.

  • Independent Suspension:
  • Independent suspension systems allow each wheel to move independently of the others. This type of suspension provides superior shock absorption, stability, and improved handling characteristics. Independent suspensions are often found in high-end trailers, including luxury RVs or high-performance trailers.

  • Rubber Torsion Suspension:
  • Rubber torsion suspension is a type of suspension that uses rubber cords or rods instead of traditional springs. The rubber cords provide the necessary support and shock absorption, eliminating the need for separate springs. Rubber torsion suspensions offer a smooth and quiet ride, reduced maintenance, and are commonly used in smaller trailers, such as boat trailers or utility trailers.

In summary, the market offers a range of trailer suspensions, including leaf spring, coil spring, torsion axle, air suspension, independent suspension, and rubber torsion suspension. Each type of suspension has its own advantages and is suitable for different trailer applications based on factors such as load requirements, ride comfort, stability, and adjustability.

China Standard American Mechanical Suspension for Semi Trailer and Truck Tralier  China Standard American Mechanical Suspension for Semi Trailer and Truck Tralier
editor by Dream 2024-05-16

China factory Heavy Duty Truck Trailer Suspension Spare Part Germany Mechanical Suspension

Product Description

Product Description

 

 

 

Model Height of towing plate (mm) A1 (mm) A2 (mm) H (mm) Axle Loading (kg) Replacement
WDA2183908801 1180 441 433 183 13,000 * 2 FW885711A
WDA2223908801 1220 481 473 223 13,000 * 2 FW885712A
WDA2253908801 1250 511 503 253 13,000 * 2 FW885713A
WDA2164908801 1180 422 414 164 13,000 * 2 FW885711B
WDA2204908801 1220 462 454 204 13,000 * 2 FW885712B
WDA2234908801 1250 492 484 234 13,000 * 2 FW885713B

WD88.03 Tri (3-axle) Suspensions

Model Height of towing plate (mm) A1 (mm) A2 (mm) A3 (mm) H (mm) Axle Loading (kg) Replacement
WDA3185908801 1180 457 448 435 185 13,000 * 3 FW880301A
WDA3225908801 1220 497 488 475 225 13,000 * 3 FW880302A
WDA3255908801 1250 527 518 505 255 13,000 * 3 FW880303A
WDA3166908801 1180 438 429 416 166 13,000 * 3 FW880301B
WDA3206908801 1220 478 469 456 206 13,000 * 3 FW880302B
WDA3236908801 1250 508 499 486 236 13,000 * 3 FW880303B

 
Note:
(1) Demension “A1, A2, A3”: unladen
(2) Suitable for round/square axles
(3) Suggested leaf spring: 90×16×7 pcs

-WD86 Type Heavy Duty Suspension Series

WD86.02 Tandem (2-axle) Suspensions

Model Height of towing plate (mm) A1 (mm) A2 (mm) H (mm) Axle Loading (kg) Replacement
WDA2183908601 1180 473 465 183 16,000 * 2 FW865711A
WDA2223908601 1220 513 505 223 16,000 * 2 FW865712A
WDA2253908601 1250 543 535 253 16,000 * 2 FW865713A
WDA2164908601 1180 454 446 164 16,000 * 2 FW865711B
WDA2204908601 1220 494 484 204 16,000 * 2 FW865712B
WDA2234908601 1250 526 518 234 16,000 * 2 FW865713B

WD86.03 Tri (3-axle) Suspensions

Model Height of towing plate (mm) A1 (mm) A2
(mm)
A3 (mm) H (mm) Axle Loading (kg) Replacement
WDA3183908601 1180 489 480 467 183 16,000 * 2 FW860301A
WDA3223908601 1220 529 520 507 223 16,000 * 2 FW860302A
WDA3253908601 1250 599 550 537 253 16,000 * 2 FW860303A
WDA3164908601 1180 470 461 448 164 16,000 * 2 FW860301B
WDA3204908601 1220 510 501 588 204 16,000 * 2 FW860302B
WDA3234908601 1250 540 531 518 234 16,000 * 2 FW860303B

Note:
(1) Demension “A1, A2, A3”: unladen
(2) Suitable for round/square axles
(3) Suggested leaf spring: 90×16×9 pcs

-WD86 Type Heavy Duty Underslung Suspension Series

WD86.21 Tandem (2-axle) Underslung Suspensions

Model L1 (mm) L2 (mm) L3 (mm) L4 (mm) Axle Loading (kg) Replacement
WDA 495 1310 1135 1165 16,000 * 2 FW86.2/1310/250/BQ6/9
WDA 495 1360 1160 1190 16,000 * 2 FW86.2/1360/250/BQ6/9

WD86.31 Tandem (2-axle) Underslung Suspensions

Model L1 (mm) L2 (mm) L3 (mm) L4 (mm) Axle Loading (kg) Replacement
WDA 495 1310 1135 1165 16,000 * 2 FW86.3/1310/250/BQ6/9
WDA 495 1360 1160 1190 16,000 * 2 FW86.3/1360/250/BQ6/9

Note:
(1) Suitable for round/square axles
(2) Suggested leaf spring: 90×16×9 pcs

-WD68 Type Stamping Suspension Series

WD68.21 AR5 Tandem (2-axle) Suspensions

Model A1 (mm) A2 (mm) Axle Loading (kg) Replacement
WDA244571801 440 440 11,000 * 2 FW68.21HHAR05
WDA2415756801 415 415 11,000 * 2 FW68.21MMAR05
WDA239571801 390 390 11,000 * 2 FW68.21LLAR05
WDA244571802 440 415 11,000 * 2 FW68.21HMAR05
WDA2415756802 415 390 11,000 * 2 FW68.21MLAR05

WD68.31 AR5 Tri (3-axle) Suspensions

Model A1 (mm) A2 (mm) A3 (mm) Axle Loading (kg) Replacement
WDA344571801 440 440 440 16,000 * 2 FW68.31HHHAR05
WDA3415756801 415 415 415 16,000 * 2 FW68.31MMMAR05
WDA339571801 390 390 390 16,000 * 2 FW68.31LLLAR05
WDA344571802 440 415 390 16,000 * 2 FW68.21HMLAR05

Note:
(1) Demension “A1, A2, A3”: unladen
(2) Suitable for round/square axles
(3) Suggested leaf spring: 75×13×8 pcs

-WD66 Type Lightweight Suspension Series

WD66.22 AR5 Tandem (2-axle) Underslung Suspensions

Model A1 (mm) L1 (mm) L2 (mm) L3 (mm) Axle Loading (kg) Replacement
WDA239571601 390 482.5 1245 1105 10,000 * 2 FW66.2/1245/390/AR5/3L
WDA2415756601 415 482.5 1245 1105 10,000 * 2 FW66.2/1245/390/AR5/3L
WDA244571601 440 482.5 1245 1105 10,000 * 2 FW66.2/1245/390/AR5/3L

Note:
(1) Demension “A1, A2, A3”: unladen
(2) Suitable for round/square axles
(3) Suggested leaf spring: 75×22×3 pcs

-WD20 Type Heavy Duty Suspension Series

WD20.02 Tandem (2-axle) Suspensions

Model Height of towing plate (mm) A1 (mm) A2 (mm) H (mm) Axle Loading (kg) Replacement
WDA2183157101 1180 489 481 183 20,000 * 2 FW25711A
WDA2223157101 1220 529 521 223 20,000 * 2 FW25712A
WDA2253157101 1250 559 551 253 20,000 * 2 FW25713A
WDA2164157101 1180 470 462 164 20,000 * 2 FW25711B
WDA 1220 510 502 204 20,000 * 2 FW25712B
WDA2234157101 1250 540 532 234 20,000 * 2 FW25713B

WD20.03 Tri (3-axle) Suspensions

Model Height of towing plate (mm) A1 (mm) A2 (mm) A3 (mm) H (mm) Axle Loading (kg) Replacement
WDA3183157101 1180 505 496 483 183 20,000 * 2 FW200301A
WDA3223157101 1220 545 536 523 223 20,000 * 2 FW200302A
WDA3253157101 1250 575 566 553 253 20,000 * 2 FW200303A
WDA3164157101 1180 486 477 464 164 20,000 * 2 FW200301B
WDA 1220 526 517 504 204 20,000 * 2 FW200302B
WDA3234157101 1250 556 547 534 234 20,000 * 2 FW200303B

Note:
(1) Demension “A1, A2, A3”: unladen
(2) Suitable for round/square axles
(3) Suggested leaf spring: 100×16×10 pcs

German type Suspension Series (BPW type)

WDGB02 Tandem (2-axle) Suspensions

Model H (mm) A (mm) C (mm) D (mm) E (mm) Leaf spring
WDGB21551001201 155 490 1295 615 2610 100×12×12
WDGB21551001401 155 514 1295 615 2610 100×12×14

WDGB03 Tri (3-axle) Suspensions

Model H (mm) A (mm) C (mm) D (mm) E (mm) Leaf spring
WDGB31551001201 155 490 1295 615 3970 100×12×12
WDGB31551001401 155 514 1295 615 3970 100×12×14

Note:
(1) Demension “A”: unladen
(2) Suitable for round/square axles
(3) Suggested leaf spring: 100×12×12 pcs, 100×14×12 pcs, 100×12×14 pcs

German type Suspension Series (SAF type)

WDGS02 Tandem (2-axle) Suspensions

Model H (mm) A (mm) C (mm) D (mm) E (mm) Leaf spring
WDGS21551001201 155 500 1295 615 2610 100×12×12
WDGS21551001401 155 524 1295 615 2610 100×12×14

WDGS03 Tri (3-axle) Suspensions

Model H (mm) A (mm) C (mm) D (mm) E (mm) Leaf spring
WDGS21551001201 155 500 1295 615 2610 100×12×12
WDGS21551001401 155 524 1295 615 2610 100×12×14

Note:
(1) Demension “A”: unladen;Note:
(2) Suitable for round/square axles
(3) Suggested leaf spring: 100×12×12 pcs, 100×14×12 pcs, 100×12×14 pcs

Detailed Photos

Certifications

Packaging & Shipping

FAQ

1Q: CAN YOU DESIGN AND PRODUCE THE PRODUCTS WE WANT?

A:We Have Rich Experience And Strong Technical Support To Design And Produce By Your Samples Or Drawings.Warmly Welcomed For Your Samples Or Drawing.

2Q:WHAT’S THE PROCESS OF PURCHASING ORDERS FROM YOU? 
A:1.Send Us Your Specific Demand,Such As Oem Numbers, Photos, Trailer Models,Ect. 
2.Confirm Our Quotation With Photos And Other Detials.
3.Negotiate About All Details You Need: Packing, Delivery Terms,Warranty, Ect. 
4.Sign The Contract For The Payment,We Will Make The Production On Time.

3Q.WHAT IS YOUR TERMS OF PAYMENT?
A: T/T 30% As Deposit, And 70% Before Delivery. 
L/C,T/T,D/P, Western Union,Paypal,Money Gram, Others
Photos And Videos Of The Products Will Be Provided Before Your Balance Payment.

4Q :WE WANT TO TRY IN A SMALL QUANTITY AS TRIAL ORDER,BUT LESS THAN YOUR MOQ. WHAT IS YOUR POLICY?
Sample Test And Sample Orders Could Be Accepted If We Have Ready Parts In Stock.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: 12 Month Warranty
Warranty: 12 Month Warranty
Material: Galvanized Sheet
Samples:
US$ 10/Piece
1 Piece(Min.Order)

|

Order Sample

Red, black, gray, blue, etc
Customization:
Available

|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

trailer suspension

What advantages do certain types of trailer suspensions offer compared to others?

Different types of trailer suspensions offer distinct advantages over others based on their design and characteristics. Here’s a detailed explanation:

  • Leaf Spring Suspensions:
  • Leaf spring suspensions offer the following advantages:

    • Durability: Leaf springs are known for their robust construction and ability to withstand heavy loads and rough road conditions. They can handle high load capacities, making them suitable for trailers carrying substantial weight.
    • Load-Carrying Capacity: Leaf springs provide excellent load-carrying capacity, distributing the weight evenly across the axles. This helps maintain stability and prevents excessive sagging or bottoming out.
    • Cost-Effectiveness: Leaf spring suspensions are often more affordable compared to other types, making them a popular choice in many trailer applications.
  • Torsion Axle Suspensions:
  • Torsion axle suspensions offer the following advantages:

    • Smooth Ride: Torsion axles provide independent suspension for each wheel, resulting in improved shock absorption and a smoother ride. They effectively isolate each wheel from the others, reducing the transfer of vibrations and impacts to the trailer and towing vehicle.
    • Lower Ride Height: Torsion axles have a lower profile compared to leaf springs, allowing for a lower trailer ride height. This can be advantageous for trailers that need to have a lower center of gravity or require easier loading and unloading.
    • Maintenance: Torsion axles typically require less maintenance compared to other types of suspensions. They have fewer moving parts and don’t require regular lubrication or adjustments.
  • Air Suspensions:
  • Air suspensions offer the following advantages:

    • Adjustability: Air suspensions provide adjustable ride height and stiffness. This allows for fine-tuning the suspension based on varying load conditions, providing optimal performance and improved ride quality.
    • Superior Shock Absorption: Air suspensions are known for their excellent shock absorption capabilities. The airbags absorb shocks and vibrations, resulting in a smoother and more comfortable ride for both the trailer and towing vehicle.
    • Leveling and Self-Adjustment: Air suspensions can automatically level the trailer and compensate for uneven loads. This helps maintain proper ride height and weight distribution, enhancing stability and handling.

It’s important to note that the advantages mentioned above are generalizations, and the suitability of a particular suspension type depends on the specific trailer application and requirements. Factors such as load capacity, intended use, road conditions, and budget should be considered when selecting the most appropriate suspension type.

In summary, different types of trailer suspensions offer advantages based on their design and characteristics. Leaf spring suspensions provide durability and load-carrying capacity, torsion axle suspensions offer a smooth ride and lower ride height, and air suspensions provide adjustability and superior shock absorption. Choosing the right suspension type involves evaluating the specific needs of the trailer application to ensure optimal performance, stability, and ride comfort.

trailer suspension

Can you provide insights into the importance of proper installation and alignment of trailer suspensions?

Proper installation and alignment of trailer suspensions are critical factors that significantly impact the performance, safety, and longevity of trailers. Here are insights into their importance:

  • 1. Safety: Correct installation and alignment ensure that the trailer operates safely. A properly aligned suspension system helps maintain stability during turns, reduces the risk of rollovers, and enhances overall control when towing.
  • 2. Even Tire Wear: Proper alignment prevents uneven tire wear, which can lead to premature tire replacement and increased operating costs. By distributing the load evenly, alignment helps extend tire life and improves fuel efficiency.
  • 3. Handling and Maneuverability: Accurate alignment enhances the trailer’s handling and maneuverability. It allows for smoother turns and better response to steering inputs, making it easier for the driver to control the trailer, especially in tight spaces or when navigating challenging terrain.
  • 4. Reduced Maintenance Costs: Properly installed and aligned suspensions require less maintenance. When components are correctly positioned and functioning as designed, they experience less stress and wear, resulting in fewer repairs and lower maintenance costs over the trailer’s lifespan.
  • 5. Load Distribution: Alignment ensures that the weight is evenly distributed across all axles and wheels. This prevents overloading of specific components and helps maintain the structural integrity of the trailer, preventing potential damage or failures.
  • 6. Improved Fuel Efficiency: When a trailer’s suspension is correctly aligned, it reduces rolling resistance. Lower rolling resistance means less effort is required to tow the trailer, which translates into improved fuel efficiency and cost savings over time.
  • 7. Enhanced Ride Comfort: Proper alignment contributes to a smoother and more comfortable ride for the driver and minimizes cargo movement within the trailer. This is particularly important when transporting delicate or sensitive goods.
  • 8. Regulatory Compliance: In many regions, there are regulations and standards that govern trailer alignment and suspension installation. Adhering to these regulations ensures compliance with safety and roadworthiness requirements, preventing potential legal issues.
  • 9. Extended Equipment Lifespan: Correctly installed and aligned suspensions reduce stress on components, such as axles, springs, and bearings. This, in turn, extends the lifespan of these critical parts, reducing the need for premature replacements.
  • 10. Overall Performance: Proper installation and alignment contribute to the overall performance of trailers. Whether it’s hauling heavy loads or ensuring a smooth ride for sensitive cargo, alignment plays a pivotal role in achieving the desired performance outcomes.

In conclusion, the proper installation and alignment of trailer suspensions are essential for safety, efficiency, and cost-effectiveness. Neglecting these aspects can lead to a range of issues, from increased maintenance expenses to compromised safety on the road. Therefore, it’s crucial for trailer operators to prioritize and regularly check the installation and alignment of their suspension systems.

trailer suspension

In what types of trailers are suspensions commonly used, and how do they vary?

Suspensions are commonly used in various types of trailers to provide support, stability, and shock absorption. Here’s a detailed explanation:

  • Types of Trailers:
  • Suspensions are commonly found in the following types of trailers:

    • 1. Utility Trailers: Utility trailers, including flatbed trailers, equipment trailers, and landscape trailers, often feature suspensions. These trailers are designed to transport a wide range of materials, equipment, or goods and require suspensions to ensure load support, stability, and a smoother ride.
    • 2. Enclosed Trailers: Enclosed trailers, such as cargo trailers and box trailers, are commonly equipped with suspensions. These trailers are used for transporting goods that require protection from the elements and benefit from suspensions to absorb shocks, enhance stability, and protect the cargo.
    • 3. Livestock Trailers: Livestock trailers, used for transporting animals, typically have suspensions to provide a smoother ride and minimize stress on the animals. The suspensions help absorb shocks and vibrations, ensuring the well-being and safety of the livestock during transportation.
    • 4. RV Trailers: Recreational vehicles (RVs), including travel trailers and fifth-wheel trailers, utilize suspensions to enhance comfort and stability. These trailers are designed for living and leisure purposes and benefit from suspensions to provide a smoother ride, reduce vibrations, and improve overall towing experience.
    • 5. Boat Trailers: Boat trailers, used for transporting boats to and from the water, often feature suspensions. These suspensions help absorb road shocks and vibrations, ensuring the safety of the boat during transportation and minimizing potential damage to the hull and other components.
  • Variations in Suspensions:
  • Suspensions used in trailers can vary based on their design, construction, and intended use. Here are some common variations:

    • 1. Leaf Spring Suspension: Leaf spring suspensions are widely used in trailers and consist of multiple layers of curved metal strips (leaves) that flex and absorb shocks. They are known for their durability, load-carrying capacity, and cost-effectiveness.
    • 2. Coil Spring Suspension: Coil spring suspensions use helical coil springs to provide support and shock absorption. They offer a smoother ride and are commonly used in trailers that require improved comfort, such as RVs or enclosed trailers.
    • 3. Torsion Axle Suspension: Torsion axle suspensions use a rubberized torsion arm system to provide independent suspension for each wheel. They offer excellent shock absorption, improved stability, and are commonly used in utility trailers and RVs.
    • 4. Air Suspension: Air suspensions utilize airbags to support the trailer’s weight and provide adjustable suspension stiffness. They offer a high level of adjustability, enhanced ride quality, and are commonly used in heavy-duty trailers or specialized applications.
    • 5. Independent Suspension: Independent suspensions allow each wheel to move independently, providing superior shock absorption and stability. They are commonly used in high-end trailers, including luxury RVs or high-performance trailers.

In summary, suspensions are commonly used in utility trailers, enclosed trailers, livestock trailers, RV trailers, and boat trailers. The choice of suspension varies based on trailer type and requirements. Common variations include leaf spring suspension, coil spring suspension, torsion axle suspension, air suspension, and independent suspension. Each type offers specific benefits in terms of load support, shock absorption, stability, and ride quality, catering to the diverse needs of different trailer applications.

China factory Heavy Duty Truck Trailer Suspension Spare Part Germany Mechanical Suspension  China factory Heavy Duty Truck Trailer Suspension Spare Part Germany Mechanical Suspension
editor by Dream 2024-05-16

China Standard Adjustable Torque Bar Trailer Suspension Link for Heavy Trailer Suspension Trailer Torque Rod Arm

Product Description

 The Torque Arm is an important part of connecting each Trailer Hanger.
The Torque Arm can be divided into fixed Torque Arm and Adjustable Torque Arm, can be selected according to the demand.
 

Use Trailer Parts
Parts Trailer Axles
OE NO. OEM Service Provided
Place of Origin China
Brand Name DRL
Application Trailer Truck Used
Color Customer Demands
Warranty 12 Months
Finish Painting
Quality High-Quality
Surface Color Painted
Packing Box Packing

  We are a professional enterprise engaged in the manufacture and sale of Trailer suspensions, Trailer axles, Trailer landing gears, Semi-trailers and trailers. We can supply a wide range of products to meet the ever-changing market demands. Customized orders are welcomed. 
  Our annual turnover is USD10 million. Our main markets include Japan, Europe, Southeast Asia, the Middle East and mainland China.
  Our company insists on our business spirit of “Customers As Gods, Quality As Top”. We are increasingly expanding our international market share based on quality products, excellent services, reasonable prices and timely delivery. Please contact us at any time for more information.
  We will treasure each opportunity to cooperate with you. We will use our CHINAMFG and Good Quality to win your trust!

Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent,
we can pack the goods in your branded boxes after getting your authorization letters.

Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages
before you pay the balance.

Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.

Q4. How about your delivery time?
A: Generally, it will take 5 to 10 days after receiving your advance payment. The specific delivery time depends
on the items and the quantity of your order.

Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and
the courier cost.

Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them,
no matter where they come from.
  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Local After Service
Warranty: One Year or 10,000km
Type: Suspension
Certification: ISO, CE
Loading Weight: 13 Ton
ABS: Without ABS
Customization:
Available

|

trailer suspension

Can trailer suspensions be customized for specific trailer types or load capacities?

Yes, trailer suspensions can be customized to accommodate specific trailer types or load capacities. Here’s a detailed explanation:

Trailer suspensions are available in various configurations, and manufacturers often provide options that can be tailored to meet specific requirements. Customization allows trailer owners to select suspensions that are best suited for their particular trailer type and intended use.

Here are some ways in which trailer suspensions can be customized:

  • Load Capacity: Trailer suspensions can be designed and rated to handle different load capacities. The suspension components, such as springs, axles, and shock absorbers, can be specified to match the anticipated weight of the trailer’s cargo. This ensures that the suspension system provides adequate support and maintains proper ride height under the expected load.
  • Suspension Type: Different types of suspensions are available, and the choice depends on the specific trailer type and requirements. For example, leaf spring suspensions are commonly used for their durability and load-carrying capacity, while torsion axle suspensions provide excellent shock absorption and improved ride quality. By selecting the appropriate suspension type, trailer owners can optimize the performance and characteristics of their trailers.
  • Configuration and Geometry: Trailer suspensions can be customized in terms of their configuration and geometry. This includes the number and arrangement of springs, the placement of axles, and the overall design of the suspension system. For instance, trailers carrying heavy loads may benefit from a dual-axle configuration for better weight distribution and increased stability.
  • Adjustability: Some trailer suspensions offer adjustability features that allow fine-tuning based on specific needs. For example, air suspensions provide adjustable ride height and stiffness, allowing users to adapt the suspension to different load conditions. This adjustability enhances versatility and performance.
  • Specialized Requirements: In certain cases, trailer suspensions may need to be customized to meet specialized requirements. This could include factors such as off-road capabilities, specific industry standards, or unique environmental conditions. Manufacturers can work with trailer owners to design and build suspensions that meet these specific needs.

It’s important to note that customization options may vary depending on the manufacturer and the specific suspension system. Working with reputable trailer manufacturers or suspension specialists can help ensure that the customization is done correctly and in accordance with industry standards.

In summary, trailer suspensions can be customized to match specific trailer types or load capacities. By selecting the appropriate suspension components, type, configuration, adjustability options, and addressing specialized requirements, trailer owners can optimize the performance, safety, and overall functionality of their trailers.

trailer suspension

Are there innovations or advancements in trailer suspension technology that have emerged recently?

Yes, there have been notable innovations and advancements in trailer suspension technology in recent years. These innovations aim to improve the performance, durability, and adaptability of trailer suspensions. Here are some of the key advancements:

  • 1. Air Ride Suspensions: Air ride suspensions have gained popularity for their ability to provide a smoother ride and better load protection. They use airbags instead of traditional springs, allowing for adjustable levels of cushioning and load support. Some systems even feature automatic load leveling to maintain a consistent ride height.
  • 2. Electronic Control Systems: Advanced electronic control systems have been integrated into trailer suspensions. These systems use sensors to monitor road conditions, load weight, and other variables in real-time. They can adjust suspension settings on-the-fly to optimize ride quality, stability, and fuel efficiency.
  • 3. Lightweight Materials: Manufacturers are increasingly using lightweight materials such as high-strength alloys and composites to reduce the weight of suspension components. This helps improve fuel efficiency and payload capacity while maintaining structural integrity.
  • 4. Predictive Maintenance: Trailer suspension systems are now equipped with predictive maintenance features. These systems monitor wear and tear on components and provide alerts when maintenance is required. This proactive approach reduces downtime and extends the lifespan of the suspension.
  • 5. Enhanced Durability: Innovations in materials and design have led to more robust and durable suspension systems. They are better equipped to withstand the rigors of heavy-duty use, including off-road conditions and extreme weather.
  • 6. Energy Recovery: Some advanced trailer suspensions incorporate energy recovery systems. These systems capture and store energy generated during the suspension’s movement and can use it to power onboard systems or recharge batteries, improving overall energy efficiency.
  • 7. Telematics Integration: Trailer suspension technology is increasingly integrated with telematics systems. This allows for real-time monitoring of suspension performance and the ability to track trailer health remotely, enhancing fleet management and maintenance planning.

These recent advancements in trailer suspension technology contribute to safer, more efficient, and adaptable trailer systems. They benefit a wide range of industries, from logistics and transportation to construction and agriculture, by offering improved ride quality, reduced maintenance costs, and increased overall performance.

trailer suspension

What are the different types and configurations of trailer suspensions available in the market?

There are several different types and configurations of trailer suspensions available in the market. Here’s a detailed explanation:

  • Leaf Spring Suspension:
  • Leaf spring suspension is one of the most common types of suspensions used in trailers. It consists of multiple layers of curved metal strips (leaves) that flex and absorb shocks. Leaf springs are durable, cost-effective, and provide good load-carrying capacity. They are typically arranged in a single or dual configuration, where two leaf springs are mounted parallel to each other on each side of the trailer.

  • Coil Spring Suspension:
  • Coil spring suspension utilizes helical coil springs to provide support and shock absorption. This type of suspension offers a smoother ride and improved comfort compared to leaf spring suspensions. Coil springs can be mounted in various configurations, including single or dual setups, depending on the trailer’s weight and load requirements.

  • Torsion Axle Suspension:
  • Torsion axle suspension is a type of independent suspension commonly used in trailers. It consists of rubberized torsion arms that provide suspension for each wheel independently. Torsion axle suspensions offer excellent shock absorption, improved stability, and a smoother ride. They are often used in utility trailers, RVs, and other applications that require enhanced towing comfort.

  • Air Suspension:
  • Air suspension systems utilize airbags or air springs to support the trailer’s weight and provide adjustable suspension stiffness. These suspensions offer a high level of adjustability, allowing the user to modify the ride height and stiffness according to the load requirements. Air suspensions provide excellent load leveling, improved ride quality, and are commonly used in heavy-duty trailers or specialized applications.

  • Independent Suspension:
  • Independent suspension systems allow each wheel to move independently of the others. This type of suspension provides superior shock absorption, stability, and improved handling characteristics. Independent suspensions are often found in high-end trailers, including luxury RVs or high-performance trailers.

  • Rubber Torsion Suspension:
  • Rubber torsion suspension is a type of suspension that uses rubber cords or rods instead of traditional springs. The rubber cords provide the necessary support and shock absorption, eliminating the need for separate springs. Rubber torsion suspensions offer a smooth and quiet ride, reduced maintenance, and are commonly used in smaller trailers, such as boat trailers or utility trailers.

In summary, the market offers a range of trailer suspensions, including leaf spring, coil spring, torsion axle, air suspension, independent suspension, and rubber torsion suspension. Each type of suspension has its own advantages and is suitable for different trailer applications based on factors such as load requirements, ride comfort, stability, and adjustability.

China Standard Adjustable Torque Bar Trailer Suspension Link for Heavy Trailer Suspension Trailer Torque Rod Arm  China Standard Adjustable Torque Bar Trailer Suspension Link for Heavy Trailer Suspension Trailer Torque Rod Arm
editor by Dream 2024-05-15

China manufacturer American Trailer Suspension 10 mm

Product Description

Parameter Sheet:

Product Trailer balance beam
Application Semi Trailer
Wheelbase 1310mm/1360mm/1500mm
Payload 2*12T,2*14T,2*16T,2*18T
Axle Beam 150/127
Material Q235
width 90mm of suspension
Balance Arm Pin 50#,60#,70#
U bolt square & round U-bolt
sidewall thickness 6/8/10/12mm

Balance beam’s advantage:
1. Carry greater vertical load and better torque.
2. Easy installation, low price, long service life, low maintenance cost.
3. It is suitable for various road conditions and has many optional specifications.

HangZhou Saixin Trading Co., Ltd. is located in the trailer parts distribution base in North China.It has developed into a new trailer suspension comprehensive enterprise integrating consultation,design,production and sales
the company is mainly engaged in American suspension, German suspension, Fuwa BPW brake shoes, brake drums, wheel hubs and other products. It has a perfect sales network and after-sales service system,and is deeply loved by customers and friends
adhering to the enterprise spirit of “honesty, trustworthiness, innovation and development”, the company continues to deeply cultivate the trailer suspension industry,do a good job in products and services with the spirit of craftsman,and win the recognition of more and more customers and markets with excellent products and services
enterprise purpose:create value for customers,create benefits for enterprises,create prospects for employees and create prosperity for society
enterprise spirit: honesty and trustworthiness,innovation and development
business philosophy:start with the user’s needs and finally the user’s satisfaction;Focus on customers and meet their expectations
quality policy:perfect service,customer satisfaction,full participation,process control and continuous improvement
service concept:to meet market demand and create customer satisfaction,we made full use of resources from all parties and put CHINAMFG & quot;Three heart strategy:
★Service-intimate
we will not only provide customers with pre-sales and after-sales services,but also provide customers with conceptual services, so as to form a strategic partnership with customers
★manufacturing-care
quality is the foundation of products.We do not allow any defective products to leave the factory. The awareness of good products has penetrated into the hearts of every employee.
★Price – Desirable
We advocate value, and the cost performance of products is an important embodiment of value. We provide customers with products that suit their needs and have good value

FAQ:
1,Can you produce or modify the products we want?
Samples for development are warmly welcomed. We have rich experience in developing  and modifying it.
2,What is the MOQ?
Usually we require MOQ to be 1 container. But special cases can also be treated specially
3,What’s the process of placing orders?
    Sending us the information you have (OEM numbers, photos, specifications, car models, etc.)
    We quote and send you photos and other details for confirmation.
    Discussing about all details you want to know (packing, delivery terms,warranty, etc. ) 
    You can add our WhatsApp.
    Order process will be informed by emails from time to time.
4,What is the payment method?
The payment method is flexible and changeable, and we can discuss the specific situation in detail according to the order
5,Besides these products, what other products do you have?
Our company is located in the largest trailer parts distribution base in North China. After more than 30 years of development, we now have a lot of products besides our own factory products. We have very rich product resources to meet the needs of different customers need.

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Free Replacement Within Three Months
Warranty: 3 Month
Type: Suspension Parts
Samples:
US$ 50/Piece
1 Piece(Min.Order)

|

Order Sample

balance beam
Customization:
Available

|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

trailer suspension

What advantages do certain types of trailer suspensions offer compared to others?

Different types of trailer suspensions offer distinct advantages over others based on their design and characteristics. Here’s a detailed explanation:

  • Leaf Spring Suspensions:
  • Leaf spring suspensions offer the following advantages:

    • Durability: Leaf springs are known for their robust construction and ability to withstand heavy loads and rough road conditions. They can handle high load capacities, making them suitable for trailers carrying substantial weight.
    • Load-Carrying Capacity: Leaf springs provide excellent load-carrying capacity, distributing the weight evenly across the axles. This helps maintain stability and prevents excessive sagging or bottoming out.
    • Cost-Effectiveness: Leaf spring suspensions are often more affordable compared to other types, making them a popular choice in many trailer applications.
  • Torsion Axle Suspensions:
  • Torsion axle suspensions offer the following advantages:

    • Smooth Ride: Torsion axles provide independent suspension for each wheel, resulting in improved shock absorption and a smoother ride. They effectively isolate each wheel from the others, reducing the transfer of vibrations and impacts to the trailer and towing vehicle.
    • Lower Ride Height: Torsion axles have a lower profile compared to leaf springs, allowing for a lower trailer ride height. This can be advantageous for trailers that need to have a lower center of gravity or require easier loading and unloading.
    • Maintenance: Torsion axles typically require less maintenance compared to other types of suspensions. They have fewer moving parts and don’t require regular lubrication or adjustments.
  • Air Suspensions:
  • Air suspensions offer the following advantages:

    • Adjustability: Air suspensions provide adjustable ride height and stiffness. This allows for fine-tuning the suspension based on varying load conditions, providing optimal performance and improved ride quality.
    • Superior Shock Absorption: Air suspensions are known for their excellent shock absorption capabilities. The airbags absorb shocks and vibrations, resulting in a smoother and more comfortable ride for both the trailer and towing vehicle.
    • Leveling and Self-Adjustment: Air suspensions can automatically level the trailer and compensate for uneven loads. This helps maintain proper ride height and weight distribution, enhancing stability and handling.

It’s important to note that the advantages mentioned above are generalizations, and the suitability of a particular suspension type depends on the specific trailer application and requirements. Factors such as load capacity, intended use, road conditions, and budget should be considered when selecting the most appropriate suspension type.

In summary, different types of trailer suspensions offer advantages based on their design and characteristics. Leaf spring suspensions provide durability and load-carrying capacity, torsion axle suspensions offer a smooth ride and lower ride height, and air suspensions provide adjustability and superior shock absorption. Choosing the right suspension type involves evaluating the specific needs of the trailer application to ensure optimal performance, stability, and ride comfort.

trailer suspension

What are the signs that indicate a need for trailer suspension replacement or maintenance, and how can they be diagnosed?

Recognizing signs of trailer suspension issues is crucial for timely replacement or maintenance to ensure safe and efficient towing operations. Here are common signs and how to diagnose them:

  • 1. Uneven Tire Wear: Uneven tire wear, such as cupping or feathering, can indicate suspension problems. Inspect the tires for unusual wear patterns, and if you notice uneven wear, it may suggest misalignment or worn suspension components.
  • 2. Excessive Bouncing: If the trailer bounces excessively while in motion, it may be a sign of worn-out shock absorbers or dampers. You can diagnose this by observing the trailer’s behavior while driving on a smooth road. If it continues to bounce after encountering bumps, the shocks may need replacement.
  • 3. Squeaking or Clunking Noises: Unusual noises, such as squeaks or clunks, coming from the suspension while driving can indicate worn or damaged components. You can diagnose this by having someone bounce the trailer while you listen for noises, or by performing a visual inspection for loose or damaged parts.
  • 4. Poor Handling and Steering: Difficulty in handling or steering the trailer, especially during turns, can be a sign of suspension problems. Uneven handling or drifting may indicate suspension misalignment or worn-out components. Test the trailer’s handling by driving on a straight road and checking for any deviations.
  • 5. Excessive Trailer Sway: If the trailer sways excessively from side to side, it may indicate suspension issues. This can be dangerous and is often a result of imbalanced weight distribution or worn-out suspension components. Diagnosis involves inspecting the suspension for damage and ensuring proper load distribution.
  • 6. Fluid Leaks: Fluid leaks from shock absorbers or dampers are a clear sign of component failure. Inspect the shocks for visible leaks, which can often be diagnosed by oil residue or wetness around the shock body.
  • 7. Sagging Suspension: A visibly sagging or lower-than-normal suspension can indicate weakened springs or overloaded suspension components. A visual inspection can quickly reveal if the suspension is not maintaining its proper ride height.
  • 8. Excessive Play: When manually rocking or pushing the trailer, excessive play or movement in suspension components, such as bushings or pivot points, can suggest wear or damage. Hands-on inspection can help identify these issues.

Diagnosing trailer suspension problems typically involves a combination of visual inspection, listening for unusual noises, and observing the trailer’s behavior while driving. Regular maintenance and inspections can help detect issues early and prevent more extensive damage or accidents.

If you encounter any of these signs, it’s advisable to have the trailer suspension inspected by a qualified mechanic or technician who can provide a thorough diagnosis and recommend necessary maintenance or replacement.

trailer suspension

How does the design of a trailer suspension impact the overall stability and comfort during towing?

The design of a trailer suspension has a significant impact on the overall stability and comfort during towing. Here’s a detailed explanation:

  • Stability:
  • The design of the trailer suspension directly affects the stability of the trailer during towing:

    • 1. Weight Distribution: A well-designed suspension system ensures proper weight distribution across the trailer’s axles. It helps distribute the load evenly, preventing excessive weight on one axle and reducing the risk of overloading. Proper weight distribution enhances stability by maintaining the trailer’s balance and reducing the likelihood of swaying or fishtailing.
    • 2. Center of Gravity: The suspension design plays a crucial role in managing the trailer’s center of gravity. A lower center of gravity improves stability by reducing the trailer’s tendency to tip or sway. Suspension systems with lower mounting points or those that incorporate features like torsion axles or independent suspension help lower the center of gravity and enhance overall stability.
    • 3. Suspension Geometry: The geometry of the suspension system impacts stability by influencing factors such as wheel alignment, tracking, and roll resistance. A well-designed suspension geometry ensures that the wheels track properly, minimizing sideways movement and improving stability during turns or lane changes.
    • 4. Damping Capability: The suspension design affects the damping capability, which refers to the system’s ability to absorb and dissipate shocks. Effective shock absorption reduces the transfer of vertical forces to the trailer, minimizing bouncing, oscillation, and excessive vertical movement. This helps maintain stability by preventing the trailer from becoming unsettled on uneven roads or encountering destabilizing forces.
  • Comfort:
  • The design of the trailer suspension also impacts the comfort experienced during towing:

    • 1. Shock Absorption: A well-designed suspension system effectively absorbs shocks and vibrations caused by road irregularities, bumps, or potholes. It utilizes components such as springs and shock absorbers to cushion the trailer, providing a smoother and more comfortable ride. Effective shock absorption reduces the jolts and vibrations felt inside the towing vehicle and minimizes the transfer of these forces to the cargo being transported.
    • 2. Ride Quality: The suspension design influences the overall ride quality of the trailer. A suspension system that balances load support and shock absorption provides a more comfortable towing experience. It reduces excessive bouncing, pitching, or swaying, enhancing comfort for both the driver and passengers in the towing vehicle.
    • 3. Noise and Vibration: A well-designed suspension system helps minimize noise and vibration during towing. It reduces the transmission of road-induced vibrations and impacts to the trailer’s frame and components. This results in a quieter and smoother ride, enhancing overall comfort and reducing driver fatigue.
    • 4. Trailer Sway: The design of the suspension system can impact the trailer’s susceptibility to sway. Suspension systems that incorporate features like sway control mechanisms, independent suspension, or torsion axles offer improved resistance against trailer sway, enhancing stability and comfort during towing.

In summary, the design of a trailer suspension significantly influences the overall stability and comfort during towing. A well-designed suspension system ensures proper weight distribution, manages the center of gravity, optimizes suspension geometry, and provides effective shock absorption. It enhances stability by reducing swaying, improving tracking, and minimizing vertical movement. Additionally, it improves comfort by absorbing shocks, reducing noise and vibration, and minimizing trailer sway. Choosing a suitable suspension design that meets the specific towing requirements is essential for achieving a stable and comfortable towing experience.

China manufacturer American Trailer Suspension 10 mm  China manufacturer American Trailer Suspension 10 mm
editor by Dream 2024-05-15

China manufacturer Nice Quality Trailer Suspension System Suspension for 3 Axle Semi Trailer

Product Description

Detailed Photos

Product Parameters

item Suspension
Use Trailer Parts
OE NO. LH/14T
Max Payload 20ton
Size 13000kg
Place of Origin China
Brand Name XH
Use Trailer Parts
OE NO LT13/1310/1360
Size 60mm 70mm
Max Payload: 16t-20t
Parts Trailer Suspension
Certificate ISO9001
Weight 10kg
Quality High-Quality
Type Balance Beam

 

Product Production

Note: 

1. Plate spring can be optional with other specifications:8x90x16, 10x90x13
2. Track Options: 1360,1500mm

Packaging & Shipping

Company Profile

The company is professional in producing semi-trailer spare parts and almost all kinds of semi trailer. Main products Includes Slack Adjuster, S Camshaft, Leaf Spring, Brake Shoes, Brake Lining, Brake Chamber, Axle, Suspension, and so on.

“Quality first with the conception of service” is our company’s inherited philosophy. We have passed ISO9001 quality system certification and a scientific quality management system, the South African SABS-3 certification, and granted TS16949 Certification,our After-sales service team provides timely service to customers. Meanwhile, the company has integrated high-quality resources of domestic semi-trailer industry and will sincerely provide all kinds of semi-trailer components and relative services with excellentperformance & price ratiofor customers both domestic and abroad.

We expect to build more cooperation through hard-working, high quality and our sincerity.

Certifications

The factory has obtained ISO9001 certification , and has more than a dozen patent certificates. It is a famous brand enterprise in China.

Our Customer

“Quality first with the conception of service” is our company’s inherited philosophy. Meanwhile,the company has integrated high-quality resources of domestic semi-trailer industry and will sincerely provide all kinds of semi-trailer components and relative services with excellent performance & price ratio for customers both domestic and abroad,Let us win the cooperation and recognition of customers in many countries, and establish long-term cooperative relations.

FAQ:

Q1. What is your terms of packing?

A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent,
we can pack the goods in your branded boxes after getting your authorization letters.

Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages
before you pay the balance.

Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.

Q4. How about your delivery time?
A: Generally, it will take 20 to 30 days after receiving your advance payment. The specific delivery time depends
on the items and the quantity of your order.

Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and
the courier cost.

Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them,
no matter where they come from.

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: After Sales Maintenance
Warranty: 12months
Type: Suspension
Customization:
Available

|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

trailer suspension

Can you provide examples of trailers or towing applications that commonly use suspensions?

Yes, various trailers and towing applications commonly use suspensions to ensure optimal performance, stability, and ride comfort. Here are some examples:

  • Utility Trailers:
  • Utility trailers, including flatbed trailers, enclosed trailers, and landscape trailers, often utilize suspensions. These trailers are used for a wide range of purposes such as transporting equipment, materials, or goods. Suspensions help provide a smoother ride and improved load-carrying capacity, ensuring that the trailer can handle different types of cargo and road conditions.

  • Recreational Trailers:
  • Recreational trailers, such as travel trailers, fifth-wheel trailers, and toy haulers, commonly incorporate suspensions. These trailers are designed for recreational purposes, including camping, road trips, and outdoor adventures. The suspensions help enhance ride comfort, stability, and handling characteristics, providing a more enjoyable towing experience for the occupants.

  • Horse Trailers:
  • Horse trailers, which are specifically designed to transport horses, often utilize suspensions. These trailers typically have special features such as dividers, ramps, and ventilation systems to ensure the safety and well-being of the horses during transportation. Suspensions play a crucial role in minimizing vibrations and shocks, providing a smoother ride for the horses and reducing their stress levels.

  • Boat Trailers:
  • Boat trailers are used to transport boats from one location to another, such as from a storage facility to a launch site. These trailers need to accommodate the weight and dimensions of the boat while providing stability and maneuverability on the road. Suspensions help absorb shocks and vibrations, preventing damage to the boat and ensuring a smoother towing experience.

  • Commercial Trailers:
  • Various types of commercial trailers, including semi-trailers, refrigerated trailers, and tanker trailers, rely on suspensions. These trailers are used in industries such as logistics, transportation, and bulk liquid hauling. Suspensions are essential to handle heavy loads, maintain stability, and ensure safe and efficient transportation of goods over long distances.

These are just a few examples, and suspensions are utilized in a wide range of other trailer types and towing applications as well. It’s important for trailer owners and operators to select the appropriate suspension system based on the specific requirements of their trailers, including load capacity, intended use, road conditions, and regulations.

In summary, suspensions are commonly used in utility trailers, recreational trailers, horse trailers, boat trailers, commercial trailers, and many other types of trailers and towing applications. The inclusion of suspensions helps improve ride quality, stability, and handling characteristics, ensuring a safe and comfortable towing experience.

trailer suspension

Can you provide insights into the importance of proper installation and alignment of trailer suspensions?

Proper installation and alignment of trailer suspensions are critical factors that significantly impact the performance, safety, and longevity of trailers. Here are insights into their importance:

  • 1. Safety: Correct installation and alignment ensure that the trailer operates safely. A properly aligned suspension system helps maintain stability during turns, reduces the risk of rollovers, and enhances overall control when towing.
  • 2. Even Tire Wear: Proper alignment prevents uneven tire wear, which can lead to premature tire replacement and increased operating costs. By distributing the load evenly, alignment helps extend tire life and improves fuel efficiency.
  • 3. Handling and Maneuverability: Accurate alignment enhances the trailer’s handling and maneuverability. It allows for smoother turns and better response to steering inputs, making it easier for the driver to control the trailer, especially in tight spaces or when navigating challenging terrain.
  • 4. Reduced Maintenance Costs: Properly installed and aligned suspensions require less maintenance. When components are correctly positioned and functioning as designed, they experience less stress and wear, resulting in fewer repairs and lower maintenance costs over the trailer’s lifespan.
  • 5. Load Distribution: Alignment ensures that the weight is evenly distributed across all axles and wheels. This prevents overloading of specific components and helps maintain the structural integrity of the trailer, preventing potential damage or failures.
  • 6. Improved Fuel Efficiency: When a trailer’s suspension is correctly aligned, it reduces rolling resistance. Lower rolling resistance means less effort is required to tow the trailer, which translates into improved fuel efficiency and cost savings over time.
  • 7. Enhanced Ride Comfort: Proper alignment contributes to a smoother and more comfortable ride for the driver and minimizes cargo movement within the trailer. This is particularly important when transporting delicate or sensitive goods.
  • 8. Regulatory Compliance: In many regions, there are regulations and standards that govern trailer alignment and suspension installation. Adhering to these regulations ensures compliance with safety and roadworthiness requirements, preventing potential legal issues.
  • 9. Extended Equipment Lifespan: Correctly installed and aligned suspensions reduce stress on components, such as axles, springs, and bearings. This, in turn, extends the lifespan of these critical parts, reducing the need for premature replacements.
  • 10. Overall Performance: Proper installation and alignment contribute to the overall performance of trailers. Whether it’s hauling heavy loads or ensuring a smooth ride for sensitive cargo, alignment plays a pivotal role in achieving the desired performance outcomes.

In conclusion, the proper installation and alignment of trailer suspensions are essential for safety, efficiency, and cost-effectiveness. Neglecting these aspects can lead to a range of issues, from increased maintenance expenses to compromised safety on the road. Therefore, it’s crucial for trailer operators to prioritize and regularly check the installation and alignment of their suspension systems.

trailer suspension

How does the design of a trailer suspension impact the overall stability and comfort during towing?

The design of a trailer suspension has a significant impact on the overall stability and comfort during towing. Here’s a detailed explanation:

  • Stability:
  • The design of the trailer suspension directly affects the stability of the trailer during towing:

    • 1. Weight Distribution: A well-designed suspension system ensures proper weight distribution across the trailer’s axles. It helps distribute the load evenly, preventing excessive weight on one axle and reducing the risk of overloading. Proper weight distribution enhances stability by maintaining the trailer’s balance and reducing the likelihood of swaying or fishtailing.
    • 2. Center of Gravity: The suspension design plays a crucial role in managing the trailer’s center of gravity. A lower center of gravity improves stability by reducing the trailer’s tendency to tip or sway. Suspension systems with lower mounting points or those that incorporate features like torsion axles or independent suspension help lower the center of gravity and enhance overall stability.
    • 3. Suspension Geometry: The geometry of the suspension system impacts stability by influencing factors such as wheel alignment, tracking, and roll resistance. A well-designed suspension geometry ensures that the wheels track properly, minimizing sideways movement and improving stability during turns or lane changes.
    • 4. Damping Capability: The suspension design affects the damping capability, which refers to the system’s ability to absorb and dissipate shocks. Effective shock absorption reduces the transfer of vertical forces to the trailer, minimizing bouncing, oscillation, and excessive vertical movement. This helps maintain stability by preventing the trailer from becoming unsettled on uneven roads or encountering destabilizing forces.
  • Comfort:
  • The design of the trailer suspension also impacts the comfort experienced during towing:

    • 1. Shock Absorption: A well-designed suspension system effectively absorbs shocks and vibrations caused by road irregularities, bumps, or potholes. It utilizes components such as springs and shock absorbers to cushion the trailer, providing a smoother and more comfortable ride. Effective shock absorption reduces the jolts and vibrations felt inside the towing vehicle and minimizes the transfer of these forces to the cargo being transported.
    • 2. Ride Quality: The suspension design influences the overall ride quality of the trailer. A suspension system that balances load support and shock absorption provides a more comfortable towing experience. It reduces excessive bouncing, pitching, or swaying, enhancing comfort for both the driver and passengers in the towing vehicle.
    • 3. Noise and Vibration: A well-designed suspension system helps minimize noise and vibration during towing. It reduces the transmission of road-induced vibrations and impacts to the trailer’s frame and components. This results in a quieter and smoother ride, enhancing overall comfort and reducing driver fatigue.
    • 4. Trailer Sway: The design of the suspension system can impact the trailer’s susceptibility to sway. Suspension systems that incorporate features like sway control mechanisms, independent suspension, or torsion axles offer improved resistance against trailer sway, enhancing stability and comfort during towing.

In summary, the design of a trailer suspension significantly influences the overall stability and comfort during towing. A well-designed suspension system ensures proper weight distribution, manages the center of gravity, optimizes suspension geometry, and provides effective shock absorption. It enhances stability by reducing swaying, improving tracking, and minimizing vertical movement. Additionally, it improves comfort by absorbing shocks, reducing noise and vibration, and minimizing trailer sway. Choosing a suitable suspension design that meets the specific towing requirements is essential for achieving a stable and comfortable towing experience.

China manufacturer Nice Quality Trailer Suspension System Suspension for 3 Axle Semi Trailer  China manufacturer Nice Quality Trailer Suspension System Suspension for 3 Axle Semi Trailer
editor by Dream 2024-05-15

China Standard American CHINAMFG Type Suspension Truck Parts 2 Axles and 3 Axles Trailer Suspension 10 Piece 16 Piece Leaf Spring Suspension

Product Description

American CHINAMFG Type Suspension Truck Parts  2 Axles and 3 Axles Trailer Suspension 10 piece 16 piece Leaf Spring Suspension                                     

Detailed Photos

We are a factory, manufacturer direct sales, than other companies, our suspension through the truck and trailer strict control, quality is guaranteed.
The front, middle and rear spring hangers are made of high tensile low alloy steel plates (pressed and welded into structure) stronger but lighter than the old type.

A. What are our advantages compared with other Company

  • Competive Price – We are Semi Trailers manufacturers/factories.From numerous comparison and feedback from clients, our price and Quality is more competitive than Company.
  • Quick Response – Our team is consisted of a group of diligent and enterprising people, working 24/7 to respond client inquiries and questions all the time. Most problems can be solved within 12 hours.
  • Fast Delivery – Normally it will take more than 25-45 days for manufacturers/ factories to produce the ordered trailers, while we have a variety of resources, locally and nation widely, to receive trailers in timely manner. In 80% circumstance, we can have a 15-20 days delivery of regular trailers for our clients.
  • High Quality – Every process of choose material ,welding ,sand blasting,painting with detailed inspection,accept 100% inspection during production and after production.

B. Which payment terms can we accept?

  • Normally we can work on T/T term or L/C term.
  • On T/T term, 30% down payment is required in advance, 70% balance shall be settled before delivery, or against the copy of original B/L for regular client.
  • On L/C term, normally need 30% down payment by T/T, 70% by L/C at sight. a 100% irrevocable L/C without “soft clauses” can be accepted sometimes. Please seek the advice from the individual sales manager whom you work with.

C. How long will our price be valid?

  • Price with long valid time — We are a tender and friendly supplier, never greedy on windfall profit. Basically, our price remains stable through the year. We only adjust our price based on 2 situations: The rate of USD:RMB varies significantly according to the international currency exchange rates. Manufacturers/factories adjusted the trailer price, because of the increasing labor cost and raw material cost.

D. What logistics ways we can work for shipment?

  • We can ship all trailer by various transportation tools.
  • For 90% of our shipment, we will go by sea, to all main continents such as South America, Middle East, Africa, Oceania etc, either by container or RoRo/Bulk Shipment.
  • For neighborhood countries of China, such as Russia, Tajikistan, Kazakhstan,Mongolia etc, we can ship trucks by road or railway.
  • For light spare parts in urgent demand, we can ship it by international courier service, such as DHL, TNT, UPS, or Fedex.

 

CONTACT  TO
Clara li
 
 

 

 
  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: 24/7 Service for You
Warranty: 1 Year
Type: Suspension
Certification: ISO/TS16949, CCC, ISO
Loading Weight: 13*3
ABS: Without ABS
Samples:
US$ 180/Piece
1 Piece(Min.Order)

|

Customization:
Available

|

trailer suspension

How does the choice of materials impact the durability and reliability of trailer suspensions?

The choice of materials significantly impacts the durability and reliability of trailer suspensions. Here’s a detailed explanation:

The materials used in the construction of trailer suspensions play a crucial role in determining their strength, longevity, and ability to withstand various loads and environmental conditions. Different components of the suspension system, such as springs, axles, shackles, and hangers, can be made from different materials. Here are some key factors related to materials and their impact on suspension durability and reliability:

  • Strength and Load Capacity:
  • The materials used in suspension components need to possess sufficient strength and load-carrying capacity to handle the anticipated loads. High-strength materials, such as alloy steels or specialized composites, are often used to ensure that the suspension can withstand the weight of the trailer and its cargo. By selecting materials with appropriate strength characteristics, the suspension can maintain its structural integrity and prevent failures under heavy loads.

  • Corrosion Resistance:
  • Trailer suspensions are exposed to various environmental conditions, including moisture, road salts, and other corrosive substances. Choosing materials with good corrosion resistance helps protect the suspension components from rust and degradation. Stainless steel, galvanized steel, or specialized coatings can be used to enhance the corrosion resistance of critical suspension parts, ensuring long-term reliability and reducing maintenance requirements.

  • Fatigue Resistance:
  • Trailer suspensions are subjected to repeated cycles of loading and unloading as the trailer travels over uneven road surfaces. Materials with high fatigue resistance are crucial to prevent the development of cracks or fractures over time. Specialized alloys or heat treatment processes can be employed to enhance the fatigue resistance of suspension components, ensuring their long-term durability and reliability.

  • Weight Reduction:
  • The choice of lightweight materials can contribute to improved fuel efficiency and payload capacity. By utilizing lightweight materials, such as aluminum alloys or advanced composites, the overall weight of the suspension system can be reduced without compromising strength and performance. This allows for increased payload capacity or improved fuel economy, depending on the specific trailer application.

  • Cost Considerations:
  • The choice of materials can also impact the cost of manufacturing and maintaining trailer suspensions. Some materials may be more expensive than others, and the overall cost-effectiveness of the suspension system needs to be evaluated. It’s important to strike a balance between the desired performance, durability, and budgetary constraints.

Manufacturers of trailer suspensions carefully consider these factors when selecting materials for their products. They aim to provide suspensions that offer a balance of strength, durability, corrosion resistance, and cost-effectiveness.

In summary, the choice of materials has a significant impact on the durability and reliability of trailer suspensions. The selection of materials with appropriate strength, corrosion resistance, fatigue resistance, and weight reduction properties enhances the performance and longevity of the suspension system. By considering these factors, trailer owners can ensure that their suspensions are capable of withstanding the demands of their specific applications and operating environments.

trailer suspension

Can you provide insights into the importance of proper installation and alignment of trailer suspensions?

Proper installation and alignment of trailer suspensions are critical factors that significantly impact the performance, safety, and longevity of trailers. Here are insights into their importance:

  • 1. Safety: Correct installation and alignment ensure that the trailer operates safely. A properly aligned suspension system helps maintain stability during turns, reduces the risk of rollovers, and enhances overall control when towing.
  • 2. Even Tire Wear: Proper alignment prevents uneven tire wear, which can lead to premature tire replacement and increased operating costs. By distributing the load evenly, alignment helps extend tire life and improves fuel efficiency.
  • 3. Handling and Maneuverability: Accurate alignment enhances the trailer’s handling and maneuverability. It allows for smoother turns and better response to steering inputs, making it easier for the driver to control the trailer, especially in tight spaces or when navigating challenging terrain.
  • 4. Reduced Maintenance Costs: Properly installed and aligned suspensions require less maintenance. When components are correctly positioned and functioning as designed, they experience less stress and wear, resulting in fewer repairs and lower maintenance costs over the trailer’s lifespan.
  • 5. Load Distribution: Alignment ensures that the weight is evenly distributed across all axles and wheels. This prevents overloading of specific components and helps maintain the structural integrity of the trailer, preventing potential damage or failures.
  • 6. Improved Fuel Efficiency: When a trailer’s suspension is correctly aligned, it reduces rolling resistance. Lower rolling resistance means less effort is required to tow the trailer, which translates into improved fuel efficiency and cost savings over time.
  • 7. Enhanced Ride Comfort: Proper alignment contributes to a smoother and more comfortable ride for the driver and minimizes cargo movement within the trailer. This is particularly important when transporting delicate or sensitive goods.
  • 8. Regulatory Compliance: In many regions, there are regulations and standards that govern trailer alignment and suspension installation. Adhering to these regulations ensures compliance with safety and roadworthiness requirements, preventing potential legal issues.
  • 9. Extended Equipment Lifespan: Correctly installed and aligned suspensions reduce stress on components, such as axles, springs, and bearings. This, in turn, extends the lifespan of these critical parts, reducing the need for premature replacements.
  • 10. Overall Performance: Proper installation and alignment contribute to the overall performance of trailers. Whether it’s hauling heavy loads or ensuring a smooth ride for sensitive cargo, alignment plays a pivotal role in achieving the desired performance outcomes.

In conclusion, the proper installation and alignment of trailer suspensions are essential for safety, efficiency, and cost-effectiveness. Neglecting these aspects can lead to a range of issues, from increased maintenance expenses to compromised safety on the road. Therefore, it’s crucial for trailer operators to prioritize and regularly check the installation and alignment of their suspension systems.

trailer suspension

What is trailer suspension, and how does it contribute to the smooth operation of a trailer?

Trailer suspension plays a crucial role in the smooth operation of a trailer by providing support, stability, and shock absorption. Here’s a detailed explanation:

  • Definition: Trailer suspension refers to the system of components designed to support the trailer’s weight, absorb road shocks, and maintain stability during towing. It typically includes components such as leaf springs, coil springs, torsion axles, airbags, shock absorbers, and linkages that connect the trailer’s axles to the frame.
  • Weight Distribution: The primary function of trailer suspension is to distribute the weight of the trailer and its load evenly among the axles. Proper weight distribution is crucial for maintaining stability and preventing excessive strain on individual axles, tires, and other components. A well-designed suspension system ensures that the weight is evenly distributed, reducing the risk of overloading and improving overall towing performance.
  • Shock Absorption: Trailer suspension helps absorb road shocks and vibrations, minimizing the impact transferred to the trailer and its cargo. This is achieved through the use of springs and shock absorbers. Springs, such as leaf springs or coil springs, compress and expand to absorb the vertical forces caused by uneven road surfaces, bumps, or potholes. Shock absorbers further dampen these movements, preventing excessive bouncing or jolting and providing a smoother ride.
  • Improved Traction and Handling: A well-functioning suspension system enhances traction and handling characteristics of the trailer. By maintaining constant contact between the tires and the road, the suspension system improves traction, especially in challenging road conditions or during maneuvers. It also contributes to better handling, allowing the driver to maintain control over the trailer, reduce sway, and navigate turns more smoothly.
  • Reduced Wear and Tear: Trailer suspension helps minimize wear and tear on various components by absorbing and distributing forces. By cushioning the impact of road irregularities, it reduces stress on the trailer’s frame, axles, tires, and other critical parts. This can lead to a longer lifespan of the trailer and its components, reducing the need for repairs or replacements.
  • Enhanced Safety: A properly functioning suspension system contributes to the overall safety of towing operations. It helps maintain stability, prevents excessive trailer movement or bouncing, and reduces the risk of losing control or encountering handling issues. By absorbing shocks and vibrations, the suspension system also minimizes the potential for cargo damage and improves road grip, especially in emergency braking situations.

In summary, trailer suspension is a vital component that provides support, stability, and shock absorption in towing applications. It ensures proper weight distribution, absorbs road shocks, improves traction and handling, reduces wear and tear, and enhances overall safety. Regular inspection and maintenance of the trailer suspension system are essential to ensure its optimal performance and contribute to a smooth and trouble-free towing experience.

China Standard American CHINAMFG Type Suspension Truck Parts 2 Axles and 3 Axles Trailer Suspension 10 Piece 16 Piece Leaf Spring Suspension  China Standard American CHINAMFG Type Suspension Truck Parts 2 Axles and 3 Axles Trailer Suspension 10 Piece 16 Piece Leaf Spring Suspension
editor by Dream 2024-05-15