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 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...

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 Con Rod Kit KX250F 04-09 + RM-Z250 04-23 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...

ProX Clutch Rubber Set KX250F 06-23 + RM-Z250 06 ProX Clutch Basket Rubbers are Nnold sold in kits and are perfect for replacing worn out rubber cushions on all types of clutch baskets. Note Clutch...

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...