semi-trailer spare parts 90mm hinge

semi-trailer truck spare parts long tongue hinge 

1. About us

Founded in 2004, Shandong Liangshan Zhengyang Trailer Parts Co., Ltd. is located in Jining, Shandong.

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.

2. 3-axle suspension

1) Suspension with axle together

2) Height of towing plate: 1180mm, 1210mm, 1230mm, 1250mm, 1300mm

3) Various suspension: 2 axle suspension, 3 axle suspension and 4 axle suspension

4) Leaf spring: 8 leaf, 9 leaf ,the quantity is optional

5) Leaf spring width: 90mm, 100mm, 120mm

6) Balance arm pin: 50, 60,70

7) Hanger: material Q235; thickness 8mm;10mm for option

8) Equalizer: thickness 8mm; 10mm for option

9) We can produce according to your samples, drawings.

 3.Product show

 4.Our factory

Our company will satisfy your manufacturing requirements with the very best in cost effective engineering,layout, design, and production.

5.Our main products

1.Axles (American and German ,BPW and FUWA type ,spoke axle ,low loader ,concave axle )

2.suspension (bogie ,spoke bogie ,American suspension and german suspension )

3.fifth wheel(2”and 3.5”)

4.King pin (2”and 3.5”,weldable and bolton)

5.landing gear (inboard gear and outboard gear )

6. twist container locks ,screw locks ,brake chamber ,wheels,air tank and other components are available.

6.Exhibition show 

If you have any question,pls contact me directly.

We can supply trailer parts with good quality and competitive price as follows.

Shandong Liangshang Zhengyang Trailer Parts Co.,Ltd

Email:zhangyang02 at

Fax: +86 537 2070500

Skype: zygcpj002