Home / Honda / TRX250R / Engine / CR500 Main Bearing CR500 Main Bearing$29.95 CR500 8 ball main bearing. CR500 Main Bearing quantity Add to cart Categories: Engine, Honda, TRX250R Description Description CR500 8 ball main bearing. Related products HondaTransmission & Clutch Hinson Works Clutch Basket for TRX250R For TRX250R HondaIntake 1987-89 TRX250R Stainless Steel Intake For 1987-89 TRX250R only. HondaTransmission & Clutch Clutch Kit for Hinson Works Clutch Basket Includes: Fiber clutch plates. Steel clutch plates. Springs. EngineHonda TRX250R Water Pump Mechanical Seal Water pump mechanical seal.