Sup9, Sup9A tractor spring:
Thickness:6~40 mm,
Material SUP6,7,9;SUP9A; SUP10,11;SUP11A

Sup9, Sup9A tractor spring

We are a leading manufacturer of vehicle leaf spring and boat leaf spring. With yearly turnout is more than 50,000 MT.  Technically, thickness from 6 mm to 40 mm, and material SUP6, SUP7, SUP9, SUP9A,SUP10, SUP11 and SUP11A are available.It have been gone throughout over 30 countries.It has ten product lines with advanced equipments making different types of leaf spring including:

1)conventional leaf spring,

2)Z type leaf spring,

3)Other auto parts.

With advanced and testing facilities, strict quality control system, our factories have passed ISO9001:2008 standard, and we have acquired a high reputationfor our products by high quality at competitive price and best services in internationalmarket including European market, American market, Asian and African markets.