✅ OEM Standard Drive Cylindrical Gear for Sinotruk HOWO Steyr Axle System
✅ Direct Replacement for AZ9231320136 / 199014320136 Gear Components
✅ Designed for Heavy Duty Truck Drive Axle Transmission System
✅ Precision Machined Gear Teeth Ensure Smooth Power Transmission
✅ High Strength Material Provides Excellent Wear Resistance and Durability
✅ Accurate Fitment for Sinotruk HOWO Steyr Differential Assembly
✅ Strict Quality Inspection Before Shipment
✅ Factory Direct Supply with Competitive Price