Yinquan supplies high-quality leaf springs for trailers, semi-trailers, and heavy-duty transportation applications. Our trailer leaf springs are manufactured from high-strength spring steel with precise production processes to ensure excellent load capacity, durability, and reliable suspension performance under demanding working conditions.

We provide OEM replacement leaf springs for various trailer suspension systems, including multi-leaf springs, parabolic leaf springs, and customized solutions based on OEM numbers, drawings, or samples.

✓ OEM Replacement

✓ High Strength Spring Steel

✓ Precision Heat Treatment

✓ Custom Manufacturing