We provide a comprehensive range of high-quality automotive components including trailer traction seats, traction pins, suspension systems, semi-trailer support devices, air reservoirs, container locks, brake cylinders, toolboxes, and essential accessories such as tighteners, light frames, hinges, and rubber products. Our parts are designed for durability and performance in demanding road conditions.
We produce various types of leaf springs, including conventional, parabolic, Z-type, SW4B, and boat trailer leaf springs, suitable for major brands like Mercedes, Toyota, Isuzu, MAN, Hino, Suzuki, and 4x4 pickups.


| Type | Leaf Spring |
| Material | Alloy, 60Si2Mn, SUP9, 50CrV4 |
| Truck Model | MAN, VOLVO, MERCEDES, SCANIA, DAF |
| Application | Trailer & Truck |
| Packing | Wooden pallet |
Features: Acts as the main suspension part, provides attachment points, offers flexibility to resist shock, and ensures a smooth ride on uneven surfaces.
The torque arm is a vital component connecting trailer hangers, available in fixed and adjustable configurations.


| Product Name | Adjustable Torque Arm |
| Material | Steel |
| Capacity | 13T, 15T, 16T |
| Quality | 100% Guaranteed |
Essential non-standard parts used to stabilize chassis and frames while connecting leaf springs.


| Material | 45# steel, 40cr steel |
| Grade | 10.9, 12.9 |
| Surface | Zinc plate, black oxide, phosphating, baking varnish |
| Nuts | Two locking nuts included |
Force transmission connection device between the frame and the axle.


| Material | Cast steel / Q235 steel |
| Surface Treatment | Spray paint |
| Features | Lightweight, rigid, reliable, easy installation |