490B05102 Diesel Engine Flywheel Ring Gear For Xinchai 485BPG 490BPG

This 490B05102 Engine Flywheel Ring Gear is an essential engine spare part specially manufactured for Xinchai 485BPG and 490BPG diesel engines. The Engine Flywheel Ring Gear is fitted tightly on the outer edge of engine flywheel, meshing with the starter pinion to drive crankshaft rotation and start the diesel engine. Without a functional Engine Flywheel Ring Gear, the starter cannot transfer torque, leading to starting failure, abnormal grinding sound and premature starter damage. This replacement ring gear is built to OEM dimension standard, ideal for forklift, small loader and engineering machinery engine maintenance and rebuild.

Application & Fitment

OEM Part Number:490B05102
Engine Brand:Xinchai
Applicable Engine:485BPG, 490BPG
Application Equipment: Forklift, small wheel loader, engineering machinery with Xinchai 485BPG /490BPG diesel power unit.
 

Common failure signs that require replacing the Engine Flywheel Ring Gear include grinding metal noise when cranking engine, starter slipping, tooth chipping or crack on ring gear. If continue to operate with damaged ring gear, it will wear out starter pinion quickly and cause extra expensive repair work. Our 490B05102 Engine Flywheel Ring Gear provides reliable aftermarket solution for machine repair workshops and global spare parts wholesalers.

Why Choose Our Engine Flywheel

We supply high-grade engine components for Xinchai diesel engines widely used in material handling and construction machinery. Many forklift service centers and machinery dealers choose our Engine Flywheel Ring Gear for engine overhaul projects. Low-quality ring gears often suffer tooth abrasion after short working hours and force repeated disassembly. Our heat-treated 490B05102 ring gear maintains stable meshing performance under frequent startup cycles. We support retail single piece and bulk wholesale orders, with reliable packing and fast shipment for worldwide customers.