• In-house designed and manufactured; all forgings are produced in Wössner's company-owned forging operation
• Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
• Standard and oversize pistons for most models, with high compression ratios available for 4-stroke applications
• All piston kits include piston, ring, wrist pin and pin locks
• Wössner piston kits are used by leading Supercross, Arenacross and MX GP teams
• Pistons: include piston, rings, pin and clips
• Piston made with high quality, permanent skirt coating to reduce friction and piston rock for quiet and improved performance
• 4032 T6 Forged Aluminum Alloy
• German Engineered from Wossner’s own designs and forgings
• Use FEA (computer simulation) to fine tune every design
• T6 Heat Treated for Heat Resistance & Durability for High- Load Use

(1) Piston

(1) Wrist pin

(2) Cir-clips

(1) Top ring

(1) Second ring

Instructions