Wossner Piston Yamaha YZ400F 98-99 size:Piston B (+0.01mm) Number of poles: 8

Number of poles: 8

1x Instruction booklet and warranty form

Compatible with 7/8" and 1" bars (may require longer screw)

This kit is designed to replace worn-out rubber bushings and provides greater suspension travel and performance

With this kit

Wossner Piston Yamaha YZ400F 98-99 size:Piston B (+0.01mm) Number of poles: 8Wossner 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