Genuine HOWO Parts - VG1246020011 Rear Crankcase Gear for Sinotruk WD615 & D12 Engine Timing System

The timing gear train is the "brain" of mechanical synchronization in heavy-duty engines. The VG1246020011 Rear Crankcase Gear is a critical component for the rear-mounted gear systems of Sinotruk HOWO engines (specifically the WD615 and D12 series).

As a specialized supplier of HOWO parts, we provide this gear as a direct OEM-standard replacement. It is engineered to transfer torque with minimal backlash, ensuring the camshaft and fuel injection pump remain perfectly synchronized. Manufactured from high-strength forged steel and heat-treated for surface hardness, this gear is built to withstand the rigorous vibrations of long-haul logistics.

Technical Specifications

Why Professional Fleet Managers Trust Our Parts:

1. Acoustic Optimization: The precision gear tooth geometry reduces "gear whine" and mechanical noise, which is a common indicator of high-quality HOWO parts.

2. Wear Resistance: Our VG1246020011 undergoes induction hardening, significantly extending the service life of the timing train compared to non-branded aftermarket alternatives.

3. Perfect Mesh: Designed to exact Sinotruk tolerances to prevent "pitting" and premature tooth shear, which can cause catastrophic engine failure.

4. FAQ 
   Q：Does the VG1246020011 fit the newer D12 engines?
   A：Yes, while common in WD615 series, it is also utilized in specific D12 rear-geartrain configurations. Always check your engine nameplate before ordering.