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Crafted from premium 60Si2Mn/SUP9 spring steel, this assembly features a robust 33*100mm specification. Weighing a massive 141kg, it delivers exceptional load-bearing capacity and superior fatigue resistance compared to standard alternatives. Each unit undergoes rigorous heat treatment and shot peening to ensure maximum durability under extreme stress.

As a leading B2B manufacturer, we offer full customization—from specialized anti-corrosion painting and character stamping to private logo branding. Benefit from our factory-direct pricing and OEM-grade precision. Ensure your trucks stay on the road longer with suspension solutions that redefine reliability. Contact us for a bulk quote today.