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 Clutch Kit for Standard TRX250R Clutch Basket Kit includes: Fiber plates Steel plates Springs ExhaustHonda TRX250R Small Bore Silencer Round Big Body For use with LED 250C pipe. For engine sizes 250-310. Round muffler big body. ExhaustHonda TRX250R Big Bore Pipe 350G LED 350G pipe. For use with motor sizes of 330-390 Best for dunes, ice racing, TT, and MX. Price is for the pipe only. HondaIntake 1987-89 TRX250R Stainless Steel Intake For 1987-89 TRX250R only.