Prox Piston Kit 84.00mm
ProX pistons are precision machined on the latest, state of

the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine manufacturers. ProX Piston Kits are a first class solution to replace the original piston in your Motorcycle, Scooter, Moped, ATV, Personal Watercraft, etc.

Yamaha YFM350R Raptor (2005-2009), Yamaha YFM350 Bruin (2004-2006), Yamaha YFM350 Grizzly (2007-2014),

PROX 01.2487.100