Genuine Sinotruk Spare Parts HOWO T7H Sitrak Rear Axle Middle Section AZ9231320743

The Sinotruk Rear Axle Middle Section (AZ9231320743) is a critical structural component for HOWO T7H and Sitrak series heavy-duty trucks. Manufactured from high-grade alloy steel with shot-peened surface treatment, it ensures optimal load distribution and durability.

Key Specifications:

• OEM Number: AZ9231320743
• Material: Q345B alloy steel
• Weight: 18.5kg ±2%
• Surface Treatment: 120μm epoxy coating
• Compatibility: HOWO T7H, Sitrak C7H/C9H models
• Certification: ISO 9001, GB/T 19001

Performance Features:

• Laser-cut precision (±0.15mm tolerance)
• 250,000km design service life
• Corrosion-resistant coating for harsh environments