Sinotruk AZ9731478030 Heavy-Duty Handle Lever Assembly for HOWO Truck Transmission

‌Product Description‌
The Sinotruk AZ9731478030 Handle Lever Assembly is an OEM-certified transmission component engineered for HOWO heavy-duty trucks, ensuring precise gear control and extended durability in rugged industrial environments. Manufactured from forged 40Cr alloy steel with a heat-treated surface (HRC 52-58), this lever assembly withstands high mechanical stress and resists wear in extreme temperature ranges (-35°C to 130°C). Fully compatible with HOWO T7G, ZZ3257N3647C, and A7 series, it guarantees seamless integration with Sinotruk transmission systems for mining, construction, and long-haul logistics operations.

‌Key Features‌

• ‌Precision Engineering‌: CNC-machined to match Sinotruk transmission specifications for zero-error gear engagement.
• ‌Corrosion Resistance‌: Phosphate coating protects against rust in humid/saline climates.
• ‌OEM Replacement‌: Direct interchangeability with original part AZ9731478030.
• ‌Enhanced Durability‌: Reinforced pivot points reduce friction and mechanical fatigue.

‌Technical Specifications‌

• ‌Material‌: 40Cr Alloy Steel
• ‌Weight‌: 3.2 kg
• ‌Dimensions‌: 350mm × 90mm × 45mm
• ‌Hardness‌: HRC 52-58
• ‌Compatibility‌:
  • HOWO ZZ3257N3647C Dump Truck
  • Sinotruk T7G 6x4 Tractor
  • HOWO A7 Mining Series

‌Why Choose This Part?

After-Sales Support:

• 24/7 technical consultation via WhatsApp/email
• 12-month warranty with free return policy
• Local service centers in 15+ countries