
Product name | RV&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 | 9 PCS |
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: An advanced tool for spatial dimension detection, verifying digital model dimensions, and measuring the appearance dimensions with precision.


Q: Can you design and develop according to customer needs?
A: Absolutely! We offer comprehensive ODM and OEM services and have successfully introduced hundreds of new products to customers both domestically and internationally.
Q: How do you ensure your quality?
A: We meticulously adhere to the IATF16949 quality management system, employing professional testing methods and equipment from raw materials to finished products, accompanied by detailed factory inspection reports.
Q: Can we print our own logo or label on the springs?
A: Yes, certainly. We support printing and stamping of logos and labels on the products.
Q: What is your MOQ?
A: For common material sizes, the MOQ is 50 pieces. For special material sizes, a minimum of 5 tons or more is required.
Q: Is it possible to have samples for quality testing?
A: Yes, we can provide samples. Just supply the detailed specifications.
A: We accept T/T, L/C, and Cash.