PROX Piston 66.35mm (A) Yamaha YZ 250 98-18 and Suzuki RM 250 03-12
ProX pistons are precision machined on the latest state of the art CNC equipment. The same low expansion, low friction piston alloy used for all major Japanese engine manufacturers is used.
ProX piston kits are a first class solution for replacing the original piston in your motorbike, scooter, moped, ATV, personal watercraft, etc.
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