Product Description
Applications
A semi-trailer suspension is an important part connecting the traveling device and the frame of the semi-trailer.
All forces are all transmitted through the suspension system. And the suspension reduces the impact of harsh roads on the vehicle, plays a shock absorption effect, and improves the ride comfort of the vehicle.
Semi-trailer suspensions are widely applied to skeletal trailers, lowbed trailers, flatbed trailers, dump trailers, car transport trailers, oil tank trailers, van trailers, full trailers, wood transport trailers, agricultrucal vehicles, etc. Classification of suspension indlude German series suspensions, American series suspensions, bogie/boogie suspension series, air suspension series, rigid suspension series, CZPT suspensions, ROR suspensions, HENRED suspensions, semi-trailer suspensions, trailer suspensions and agricultural series, etc.
Features
QC management system | Implementing IATF 16949-2016 | ||||||
Services quality management system | Implementing ISO 9001-2015 | ||||||
Warranty | 18 months since shipping date | ||||||
Quality testing passed | An independent lab in China | ||||||
Raw material for suspensions | Q235 from China’s TOP-3 steel mills can achieve a longer life under higher loads | ||||||
Steel plate cutting by | CNC Plasma Cutting Machines | ||||||
Press forming by | 40-800 ton hydraulic press machines with hundreds of precision molds | ||||||
Hanger welding by | Automatic CNC welding robots/lines with hundreds of precise fixture toolings | ||||||
Smooth surface by | Shot-peening | ||||||
Painting by | Automatic coating line | ||||||
Producing leaf springs and casting parts by | Ourselves to ensure the lead time and quality are under control | ||||||
Equalizer bushes | Using taper or greaseless powdered metal ones to be more durable | ||||||
Arm bushes | Using natural rubber ones to be more durable | ||||||
Adjustable arms screw by | Galvanized anti-rust treatment | ||||||
Sets of annual output | 50,000 | 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
Production
Workshops of CZPT Autoparts semi trailer suspensions:
(Raw material workshops, Components workshops, Mechanical suspension processing workshops, Semi trailer suspensionAssembly workshops, Painting line)
Processes & equipment of CZPT Autoparts semi trailer suspensions:
- Steel Plate Material→ 2. Steel Plate CNC Automatic Cutting→ 3. Hangers punching→ 4. Hangers Forming→ 5. Hangers Welding→ 6. Sleeve(A & B) Welding→ 7. Shot Peening→ 8. Painting→ 9. Laser marking→ 10. Assembling→ 11. Packing→ 12. Warehousing)
Products and logistics of CZPT Autoparts semi trailer suspensions:
(Mechanical suspension final production, Suspension hangers, Components of semi trailer suspensions, Suspension warehousing, Suspension packing, trailer suspension container loading)
Other types of CZPT Autoparts semi trailer suspensions:
(Germany BPW type mechanical suspension, Germany SAF type mechanical suspension, American CZPT type suspension with square beam, American CZPT underslung type suspension with square beam, American CZPT type suspension with round beam, American CZPT underslung type suspension with round beam)
Other types of CZPT Autoparts semi trailer suspensions:
(YTE casting type suspension, ROR casting type suspension, Henred Fruehauf type suspension, Agricultural trailer suspension)
Components
Components & spare parts of CZPT Autoparts semi trailer suspensions:
(Font hangers, Middle hangers, Rear hangers, Supension equalizers, Equalizer pins, Leaf springs, Fix torques, Adjustable torques, U-bolts, etc.)
Besides trailer mechanical suspensions , CZPT Autoparts also supply different types of semi trailer components as below:
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After-sales Service: | 18 Months |
---|---|
Warranty: | 18 Months |
Material: | Steel |
Certification: | ISO/TS16949, ISO9001 |
Car Make: | Benz, BMW, Toyota, Jeep, Nissan, Ford, Volvo, Mazda |
Position: | Rear |
What are the safety considerations when working with axles, especially during repairs?
Working with axles, especially during repairs, requires careful attention to safety to prevent accidents and injuries. Here are some important safety considerations to keep in mind when working with axles:
1. Personal Protective Equipment (PPE):
Wear appropriate personal protective equipment, including safety goggles, gloves, and steel-toed boots. PPE helps protect against potential hazards such as flying debris, sharp edges, and accidental contact with heavy components.
2. Vehicle Stability:
Ensure that the vehicle is on a stable and level surface before working on the axles. Engage the parking brake and use wheel chocks to prevent unintended vehicle movement. The stability of the vehicle is crucial to maintain a safe working environment.
3. Lifting and Support:
Use proper lifting equipment, such as hydraulic jacks or vehicle lifts, to raise the vehicle safely. Follow the manufacturer’s guidelines for lifting points and weight capacities. Once the vehicle is lifted, support it securely with jack stands or other appropriate supports to prevent it from falling or shifting during repairs.
4. Lockout/Tagout:
If the repair work involves disconnecting or removing any electrical or mechanical components that could cause the axle or wheels to move, follow lockout/tagout procedures. This involves locking and tagging out the power source, so it cannot be accidentally energized while work is being performed.
5. Proper Tools and Equipment:
Use the correct tools and equipment for the job. Using improper tools or makeshift methods can lead to accidents and damage to the axle or surrounding components. Follow the manufacturer’s instructions and recommended procedures for disassembling, repairing, and reassembling the axle.
6. Proper Torque and Tightening:
When reassembling the axle components, use a torque wrench to ensure that fasteners are tightened to the manufacturer’s specifications. Over-tightening or under-tightening can lead to component failure or damage. Follow the recommended torque values provided by the vehicle manufacturer.
7. Safe Handling of Heavy Components:
Axle components can be heavy and cumbersome. Use appropriate lifting techniques and equipment, such as hoists or lifting straps, to safely handle heavy axle parts. Avoid lifting heavy components alone whenever possible and ask for assistance when needed.
8. Proper Disposal of Fluids and Waste:
If the repair involves draining fluids from the axle, such as differential oil, ensure proper disposal according to local regulations. Use appropriate containers to collect and store fluids and dispose of them at authorized collection points.
9. Training and Experience:
Working with axles requires knowledge and experience. If you are unfamiliar with axle repairs, consider seeking assistance from a qualified mechanic or technician who has the necessary training and expertise. If you decide to perform the repairs yourself, ensure that you have the appropriate knowledge and skills to carry out the task safely.
By following these safety considerations, you can help minimize the risk of accidents, injuries, and damage when working with axles, ensuring a safe working environment for yourself and others involved in the repair process.
Are there specific maintenance tips to extend the lifespan of my vehicle’s axles?
Maintaining the axles of your vehicle is crucial for ensuring their longevity, performance, and overall safety. Here are some specific maintenance tips to extend the lifespan of your vehicle’s axles:
- Regular Inspection:
- Lubrication:
- Seal Inspection and Replacement:
- Proper Loading and Towing:
- Driving Techniques:
- Regular Wheel Alignment:
- Proper Tire Inflation:
- Service Intervals:
Perform regular visual inspections of the axles to check for any signs of damage, leaks, or excessive wear. Look for cracks, bends, or rust on the axle housing, and inspect the axle shafts, seals, and boots. Early detection of issues can help prevent further damage and costly repairs.
Follow the manufacturer’s recommendations for axle lubrication. Proper lubrication helps reduce friction and wear on the axle components. Regularly check the axle’s lubricant level and quality, and replace it as necessary. Use the recommended lubricant type and viscosity for your specific axle.
Check the axle seals for any signs of leaks, such as fluid accumulation around the axle ends. Leaking seals can allow contaminants to enter the axle assembly, leading to premature wear and damage. Replace worn or damaged seals promptly to maintain proper lubrication and prevent contamination.
Ensure that you do not exceed the weight capacity of your vehicle’s axles. Overloading or towing beyond the recommended limits can put excessive stress on the axles, leading to premature wear or failure. Be mindful of the payload and towing capacity specified by the vehicle manufacturer.
Adopt proper driving techniques to minimize stress on the axles. Avoid sudden acceleration, aggressive cornering, and harsh braking, as these actions can subject the axles to excessive forces. Additionally, be cautious when driving over rough terrain or obstacles to prevent impacts that could damage the axles.
Maintain proper wheel alignment to prevent excessive strain on the axles. Misaligned wheels can put uneven loads on the axles, leading to accelerated wear. Regularly check and adjust the wheel alignment as per the manufacturer’s recommendations.
Ensure that your vehicle’s tires are properly inflated according to the recommended tire pressure. Underinflated or overinflated tires can affect the load distribution on the axles and increase the risk of axle damage. Regularly check and maintain the correct tire pressure.
Follow the recommended service intervals for your vehicle, which may include axle inspections, lubricant changes, and other maintenance tasks. Adhering to these intervals ensures that the axles are properly maintained and any potential issues are addressed in a timely manner.
It’s important to consult your vehicle’s owner’s manual for specific maintenance guidelines and intervals provided by the manufacturer. Additionally, if you notice any unusual noises, vibrations, or handling issues related to the axles, it is advisable to have your vehicle inspected by a qualified mechanic to identify and address any potential axle problems promptly.
Are there aftermarket axles available for upgrading performance in off-road vehicles?
Yes, there are aftermarket axles available for upgrading performance in off-road vehicles. Off-road enthusiasts often seek aftermarket axle options to enhance the durability, strength, and performance of their vehicles in rugged and demanding terrains. Here’s some information about aftermarket axles for off-road applications:
1. Upgraded Axle Materials:
Aftermarket axles are typically made from high-strength materials such as chromoly steel or forged alloys. These materials offer superior strength and durability compared to stock axles, making them better suited for off-road use where extreme loads, impacts, and torsional forces are encountered.
2. Increased Axle Shaft Diameter:
Some aftermarket axles feature larger diameter shafts compared to stock axles. This increased diameter helps improve the axle’s load-carrying capacity and resistance to bending or torsion. It can also enhance the overall durability and reliability of the axle in off-road conditions.
3. Upgraded Axle Splines:
Axles with upgraded splines are designed to handle higher torque loads. Aftermarket axles may feature larger and stronger splines, providing increased power transfer capabilities and reducing the risk of spline failure, which can occur in extreme off-road situations.
4. Locking Differentials:
Some aftermarket axle options include integrated locking differentials. Locking differentials improve off-road traction by mechanically locking both wheels on an axle together, ensuring that power is distributed evenly to both wheels. This feature can be advantageous in challenging off-road conditions where maximum traction is required.
5. Lifted Vehicle Compatibility:
Aftermarket axles are often designed to accommodate lifted vehicles. Lift kits that raise the suspension height can impact the axle’s operating angles. Aftermarket axles may offer increased articulation or modified geometry to maintain proper alignment and reduce the risk of binding or premature wear.
When considering aftermarket axles for off-road vehicles, it’s essential to choose options that are compatible with your specific vehicle make, model, and suspension setup. Working with reputable manufacturers, consulting with experienced off-road enthusiasts, or seeking advice from professional mechanics can help you select the most suitable aftermarket axle upgrades for your off-road needs.
Lastly, it’s important to keep in mind that upgrading axles alone may not be sufficient for maximizing off-road performance. Other components such as suspension, tires, differential gears, and drivetrain systems should be considered as part of a comprehensive off-road build to ensure optimal performance, reliability, and safety.
editor by CX 2024-03-01