Wossner Piston Yamaha YFM400 Big Bear 00-12 size:Piston Oversize (+0.50mm) *X-Grip Frame Guards Green/Black KX450F

*X-Grip Frame Guards Green/Black KX450F 12-18 Acerbis

Leatt uses a vertical HydraPak high-flow bladder with an auto shut-off bite valve

180/55-17 ZR 73W TKC70 Tyre TL Rear Continental

Construction and Safety

Wossner Piston Yamaha YFM400 Big Bear 00-12 size:Piston Oversize (+0.50mm) *X-Grip Frame Guards Green/Black KX450FWossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods and customer service. Features In house designed and manufactured; all forgings are produced in Wossner's company owned forging operation 4 stroke pistons are made using a double bridged forging design