Bore: 69.38mm
Compression: High Compression
Sizing: Standard Bore


Wossner (pronounced Werssner) Pistons, Germanys finest aftermarket forged piston company brings precision and quality to North America.
Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods and customer service.
With our involvement with top teams around the World you can be assured to receive only the finest components from Wossner.
Wossner has an advantage over most other companies with their in-house forging design, manufacturing capability and 5-Axis machining centers.
Wossner has a commitment to the future and not only attends tradeshows around the world they invest in the latest technologies available to make sure customers receive nothing but the best.
All piston kits include piston, ring, wrist pin and pin locks.


fits YAM MM700 Mountain Max 700 2002-2003
fits YAM SXV700 SX Viper 2002-2003


*Free to the contiguous United States consisting of the 48 adjoining U.S. states plus Washington, D.C., on the continent of North America. Free is not available to non-contiguous states of Alaska and Hawaii, US Protectorates, or APO, FPO or DPO locations. Photos are for reference only. Actual product may differ from the item shown in photograph.