Wossner Piston Yamaha YFM400 Big Bear 00-12 Black/Green 5 ohms +-20%

5 ohms +-20%

stretch and flexibility

Nitrile Elastomer wheel seals are specifically designed to keep out water and dirt whilethe rubber coated outside diameter creates an optimum seal at the hub

Lightweight and comfortable

Available for most ADV

Wossner Piston Yamaha YFM400 Big Bear 00-12 Black/Green 5 ohms +-20%Wossner 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