Wossner Piston KTM 250 SX 03-04 / EXC 06-18 (Single Ring) Size:Piston A (Standard) Its distinctive shape was developed

Its distinctive shape was developed especially for the Yamaha YZF-R1 based on Akrapovic’s vast racing experience

With technologies developed and extensively tested in MotoGP

Plug-N-Play™ connect system lets you easily disconnect the drink tube (an auto shutoff valve prevents leaking) and remove the bladder from your pack for convenient refilling

The super-ventilated Cell Technology back protector is ergonomically engineered for an enhanced adaptive fit

Wossner Piston KTM 250 SX 03-04 / EXC 06-18 (Single Ring) Size:Piston A (Standard) Its distinctive shape was developedWossner 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