HOWO Front Leaf Spring Assembly – Model WG9731520041 (Sinotruk Spare Part)

If your Sinotruk HOWO truck is carrying heavy loads over rough terrain, a reliable front leaf spring assembly isn’t just important — it’s essential. The WG9731520041 front leaf spring is engineered to meet original Sinotruk specifications, offering superior strength, fatigue resistance, and long-term ride stability.

Technical Specifications 
Part Number WG9731520041
OEM Compatibility Sinotruk HOWO A7, T7H, LHD, N series
Application Front Suspension System
Material 55Cr3 / High-Tensile Alloy Steel
Layers 5 main leaves + rebound clip
Total Length 1,250 mm ±5mm
Eye-to-Eye Distance 1,180 mm
Width 85 mm
Thickness (Main Leaf) 16 mm
Load Capacity Up to 8,500 kg per axle
Finish Powder-coated anti-rust layer
Mounting Type Shackle & U-bolt compatible
Axle Position Front Axle