Wossner Piston Yamaha YFZ450 06-13 / YFZ450R 09+ Model-Merlin-NELSON Comes with a lifetime guarantee

Comes with a lifetime guarantee against faulty materials or manufacture

press and hold the reset button for 3 seconds and then release the button

Padded flanks

Note: Does NOT include transmission seals

Stators may fail in various ways

Wossner Piston Yamaha YFZ450 06-13 / YFZ450R 09+ Model-Merlin-NELSON Comes with a lifetime guaranteeWossner 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