Suspension American Type trailer suspension With Lift Good Quality

DARO's trailer suspension, sold at wholesale price, is specially designed for freight trailers. It is made of high-quality raw materials and processed according to national standards, with excellent elasticity coefficient, greatly enhanced bearing capacity, simple structure, low cost, reliable operation, easy maintenance and upkeep, and is suitable for the transportation conditions of most ordinary goods.


Equalizer bush: bronze/mixed material

Hanger thickness: 6MM,8MM for option

Equalizer thickness: 10MM,12MM for option

Torque arm: 28mm,36mm


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Product Details

Products Description


DARO trailer suspensionuse silicon manganese spring steel, with higher strength, elasticity, and hardenability.Simpler structural design, convenient installation and use, more convenient maintenance and replacement, and high cost-effectiveness.Ensures high strength while improving product toughness, with significant strengthening and toughening effects, and better comprehensive mechanical properties.

trailer suspension


trailer suspension



Suspension Model
A1 (mm)
A1* (mm)
A2 (mm)
A2* (mm)
A3 (mm)
A3* (mm)
H (mm)
Carrying Capacity
(kg)
DR13.3001
380
340
370
330
365
325
135
13000*3
DR13.3002
400
360
390
350
385
345
155
13000*3
DR13.3003
430
390
420
380
415
375
185
13000*3
DR13.3004
460
420
450
410
445
405
215
13000*3
DR13.3005
480
440
470
430
465
425
235
13000*3
DR13.3006
500
460
490
450
485
445
255
13000*3
DR13.3007
520
480
510
465
505
465
275
13000*3


DARO trailer suspensionuse

Guidance function: The leaf spring in the leaf spring suspension has a guidance function, which can transmit forces and moments in various directions, helping to improve the handling and stability of the vehicle.

Linear or nonlinear elastic characteristics: Leaf springs can exhibit linear or nonlinear elastic characteristics in a certain combination to adapt to different usage environments and working conditions.

Simple structure and low cost: The structure of leaf spring suspension is relatively simple, with lower manufacturing costs, which is also beneficial for reducing vehicle maintenance costs.


trailer suspension



Application Scenario


trailer suspension


DARO trailer suspensionuse:

High reliability: The leaf spring suspension works reliably, has good durability, and can meet long-term usage needs.

Wide application range: Leaf spring suspension is suitable for different types of vehicles, including heavy-duty trucks, light buses, etc., and has a wide range of applications.

In summary, leaf spring suspension has unique advantages such as guidance function, linear or nonlinear elastic characteristics, simple structure, low cost, and high reliability, making it a commonly used suspension type.

DARO trailer suspension is not only widely used in trucks, because it has a very good bearing capacity and reliability. Some hard off-road vehicles, vans, buses, etc. are also early used suspension types, and leaf spring suspension was also used on cars born in 1886.


Package & Delivery



trailer suspension

Shandong DARO Machinery Co., Ltd. is a global manufacturer of commercial vehicle axles and component research and development, deeply engaged in the industry for more than 20 years, and fully connected the entire industry chain of "research and development, design, production, sales, and service". The company's headquarters is located in Liangshan, Shandong, with a total area of approximately 60000 square meters.

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