ProX Fork Seal Set CR250/F250R/F450R 97-09 + RM-Z450 05-12 ProX Front Fork, Oil Seal and Dust Seal Features: Manufactured by the leading OEM factories in Japan such as NOK. High...

ProX Steel Exhaust Valve/Spring Kit RM-Z450 05-06 Next to the Titanium valves ProX also offers a complete line of steel valves. The ProX steel valves are manufactured of premium grade steel to exact...

ProX Titanium Intake Valve RM-Z450 05-06 ProX offers a complete range of high quality Titanium Valves for MX and ATV segment. The ProX Titanium Valves are forged in one piece for extra strength. The...

ProX Front Fork Bushing Kit KX125/250 04-07 + KX250F 04-05 ProX Front Fork bushing kits come as complete replacement kits including guide and slide bushings, copper washers and fork seal snap rings...

ProX Clutch Spring Kit KX250F 05-19 + RM-Z250 05-06 ProX Heavy Duty Clutch Spring Kits are approximately 10% stiffer than the OEM spring and will reduce clutch slippage under extreme conditions for...

ProX Con Rod Kit RM-Z450 05-07 + RM-Z450 13-23 One of our core product line, where we became famous with. Our ProX Connecting Rod Kits are made out of the toughest alloys available today and are made...