
Product name | Trailer Leaf Spring |
Thickness×Width | 7×44.5mm, 8×44.5mm, 9×44.5mm, 10×44.5mm, 8×50mm, 9×50mm, 10×50mm |
Total leafs | 9PCS |
Components | Leaf, Bushing, Clips/Clamps, Center bolt, nut, Rivet |
Materials | SUP7, SUP9, SUP9A, SUP10, SUP11A |
Color | Customized (Black, Grey, Dacromet) |



Cutting & Punching Rolling eye Heat treatment |



Shot peening Assembling Electrophoretic painting |



Laser marking Finishing packing Delivery |



IATF16949 ISO14001 BV |




Three Coordinates: Our precision spatial dimension detection system, digital model dimension verification, and appearance dimension measurement guarantee unparalleled accuracy.

Packing & Shipping:

Q: Can you design and develop according to customer needs?
A: Absolutely! We specialize in both ODM and OEM services, successfully developing hundreds of new products tailored to clients' specific requirements across the globe.
Q: How do you ensure quality?
A: We diligently adhere to the IATF16949 quality management system, utilizing professional testing methods and equipment from raw material to finished product inspection. Comprehensive factory inspection reports are provided.
Q: Can we print our own logo or label on the springs?
A: Yes, we offer custom logo printing, label printing, and stamping services to meet all your branding needs.
Q: What is your MOQ?
A: For common material sizes, the MOQ is 50 pieces. For special material sizes, a minimum order quantity of 5 tons or more is required.
Q: Is it possible to have a sample for quality testing?
A: Yes, please provide detailed specifications, and we will be happy to supply a sample for your quality testing needs.
A: We accept T/T, L/C, and Cash payments to ensure a seamless transaction process.