
PROX Forged Piston — designed for demanding motocross and quad riders, this PROX piston comes in oversize A to fit overbored cylinders. Made from a specific alloy, it is developed to reduce friction and contribute to better durability while maintaining reliable performance.
The forged silhouette and domed head make it suitable for 2-stroke or 4-stroke engines prepared for recreational competition or enduro outings. Its diameter of Ø 71.94 mm corresponds to the bore specifications for which this part is intended: check compatibility with your engine block before installation.
Frequently compatible vehicles: GAS GAS EC 300 RANGER (2020), FANTIC TR300ES (2015), GAS GAS EC 300 RACING SIX DAYS (2018) — 300 cc models. Suitable for riders looking for a robust replacement part for their motocross or off-road sessions.