ProX Clutch Basket Kawasaki KX250F 06-24 Suzuki RM-Z250 06 ProX Clutch Baskets are precision machined from heat treated aircraft type aluminum alloy to O.E. precision standards. Sophisticated...

ProX Valve Stem Seal KX250F 04-23 + RM-Z250 04-06 ProX offers a wide range of valve stem seals for the MX, Dirt Bike, Road Bike and ATV segment.The seals are manufactured by the leading OEM factories...

ProX Inner Clutch Hub KX250F 04-17 + RM-Z250 04-06 ProX offers a complete line of inner clutch hubs for the Dirtbike and ATV segment. The inner hubs are manufactured by the leading OEM factory in...

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 Piston Ring Set KX250F 04-05 RM-Z250 04-06 (77.00mm) ProX piston rings are made by OEM factories to exact specifications. ProX uses well known brands like Rikken Japan, TP and NPR to be sure...

ProX Steel Intake Valve/Spring Kit KX250F 04-06 RM-Z250 04-06 Next to the Titanium valves ProX also offers a complete line of steel valves. The ProX steel valves are manufactured of premium grade...