Genuine SINOTRUK HOWO Rear Leaf Spring Assembly WG9719520020 – Heavy Duty Suspension Parts

The WG9719520020 Rear Leaf Spring Assembly is a high-performance suspension component designed for SINOTRUK HOWO heavy-duty dump trucks and tractors. Built with high-grade spring steel and precision heat treatment, this assembly provides superior load-bearing capacity and vibration damping for harsh mining and construction terrains. At ARCHER, we supply factory-original leaf springs that ensure optimal chassis stability, preventing vehicle sagging and extending the service life of your tires and axles under extreme payloads.

HOWO Rear Leaf Spring Assembly WG9719520020

Genuine Heavy-Duty Suspension Solution for SINOTRUK HOWO 7 Series

The WG9719520020 Rear Leaf Spring is engineered to handle the extreme vertical loads and torque stresses of SINOTRUK HOWO trucks. Utilizing multi-leaf spring technology, this assembly offers the perfect balance between structural rigidity and flexibility. At ARCHER, we prioritize safety and durability; therefore, our leaf springs are manufactured using 60Si2Mn or equivalent high-alloy spring steel, ensuring excellent fatigue resistance and reliability during heavy-haul operations in challenging environments.

Attribute Detailed Information Technical Advantage
Part Number WG9719520020 High-strength multi-leaf design optimized for HOWO 336/371/420HP heavy-duty tippers.
Material Grade High-Grade Alloy Spring Steel (60Si2Mn)
Position Rear Suspension System
Leaf Configuration Multi-Leaf (Factory Standard)
Surface Treatment Shot-peened & Anti-rust Coating

Why Source Suspension Parts from ARCHER?

Exceptional Fatigue Life

Our WG9719520020 assemblies undergo rigorous shot-peening processes, significantly reducing surface stress and doubling the fatigue life compared to non-branded alternatives.

EPC Compatibility Check

Leaf spring configurations vary by chassis application. We use the SINOTRUK EPC to verify your VIN, ensuring the exact stiffness and length for your specific HOWO model.

Wholesale Export Support

Based in Jinan, ARCHER offers factory-direct pricing and professional palletized packaging to ensure safe, cost-effective delivery to global ports.

Technical FAQ

1. Does this assembly include the bushings and center bolt?

Yes, our standard WG9719520020 assembly comes fully integrated with high-quality bushings and a high-tensile center bolt for immediate installation.

2. How do you ensure the leaf springs won’t break under overload?

The ARCHER genuine leaf springs utilize controlled quenching and tempering processes to achieve a high elastic limit, designed specifically to withstand the over-loading common in mining operations.

3. Can ARCHER provide U-bolts and spring pins for this model?

Absolutely. We provide a complete “Suspension Kit” including U-bolts, spring pins, and shackles to provide a one-stop sourcing solution for your repair needs.

Get a Factory-Direct Quote Today

Professional Supply of SINOTRUK HOWO Suspension Parts to Global Repair Fleets.

Official Web: www.archerparts.com | www.archermach.com