The YNF17370 Pull Arm (OEM reference AZ9719410040 / QD9719YXH42CRMO) is designed for the right side steering system of heavy-duty trucks. This right pull arm provides secure and precise connection between the steering knuckle and linkage, ensuring responsive steering control. Made from premium high-strength alloy steel, it withstands high stress, wear, and impact in demanding truck operations.

It is engineered to restore optimal alignment in the steering system and improve overall handling and vehicle safety.

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• Right-side replacement for QD9719YXH42CRMO truck steering linkage

• High-strength alloy steel construction for maximum durability

• Precisely machined for seamless OEM fit

• Supports stable and responsive steering under heavy loads

• Enhanced resistance to bending, vibration, and mechanical stress

• Maintains accurate steering geometry and alignment

• Installation-friendly with OEM-standard mounting points

• Improves overall vehicle handling and directional control

Used in the right-side steering linkage of QD9719YXH42CRMO trucks to connect the steering knuckle and linkage for stable, precise directional control.

We provide verification of compatibility, step-by-step installation guidance, and technical assistance for steering system alignment and maintenance.

Each pull arm is treated with anti-rust coating, wrapped with protective foam, and securely packed in cartons or wooden crates for safe transportation.

1. Is this pull arm compatible with QD9719YXH42CRMO trucks?
Yes, it matches OEM part AZ9719410040 / QD9719YXH42CRMO.

2. Which side is this arm designed for?
It is for the right side of the steering system.

3. What material is used in construction?
High-strength alloy steel with anti-corrosion treatment.

4. Can it handle heavy-duty truck use?
Yes, it is engineered for high-load, high-vibration, and impact resistance.

5. How do I install it correctly?
Install using OEM mounting points and ensure proper alignment.

6. Will it improve steering performance?
Yes, it restores accurate steering geometry and ensures safe, precise directional control.