Sinotruk HOWO 371 Steering Tie Rod Arm (AZ9719413003) – Heavy-Duty Forged Steering Component

High-quality AZ9719413003 Steering tie rod arm, compatible with howo 371 parts. Durable alloy steel, precise positioning, 1480mm length, ensures stable steering and driving safety for heavy-duty trucks.

Part Number: AZ9719413003
Product Type: Steering tie rod arm
Application: Heavy-Duty Trucks (Compatible with HOWO 371 Parts), Steering System
Material: High-Grade 40Cr Alloy Steel (Heat-Treated & Surface Hardened)
Weight: 4.8kg (Refer to heavy-duty steering tie rod weight standards)
Dimensions: Length: ~1480mm; Mounting Hole Diameter: 22mm; Ball Joint Diameter: 30mm; Thread Size: M28×1.5 RHT

Installation Notes
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Taper Alignment: Before seating the AZ9719413003, inspect the steering knuckle's tapered seat for any signs of "ovality" (wear that makes the hole egg-shaped). If the seat is worn, even a new arm will eventually vibrate loose.
Zero-Contamination Policy: Clean the mounting surface and threads with a degreaser. Even a small amount of grit can prevent the arm from seating fully, which is the leading cause of steering "slop" after a repair.
Specific Torque Settings: Steering arms must be tightened to the Sinotruk service manual's torque specs. Always use a manual torque wrench rather than an air-impact gun to avoid over-stressing the forged metal.
The Safety Lock: Ensure the castle nut is secured with a new, high-quality cotter pin. Never reuse old pins on steering components—it is a critical safety risk.
Post-Install Check: After the first 500km of operation following an arm replacement, we recommend a "torque-check" to ensure the vibration of the road hasn't caused any settling of the taper.