Wossner 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
- Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
- All pistons include piston, ring, wrist pin and pin locks
- Wossner pistons are used by leading Supercross, Arenacross and MX GP teams
- Made in Germany
Specifications
- Piston Size: 76.96mm
- Oversize: Standard
- Wossner Compression: 12.80:1
- OEM Compression: 12.50:1
- Number of Rings: 2
- Replacement Rings: RIK77.00D
- Replacement Wrist Pin: WP070
- Replacement Circlip: CW16
NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips & Rings, Needle Bearings are not included.
2001 Yamaha WR250F
2001 Yamaha YZ250F
2002 Yamaha WR250F
2002 Yamaha YZ250F
2003 Yamaha WR250F
2003 Yamaha YZ250F
2004 Yamaha WR250F
2004 Yamaha YZ250F
2005 Yamaha WR250F
2006 Yamaha WR250F
2007 Yamaha WR250F
2008 Yamaha WR250F
2009 Yamaha WR250F
2010 Yamaha WR250F
2011 Yamaha WR250F
2012 Yamaha WR250F
2013 Yamaha WR250F
2014 Yamaha WR250F
Wossner 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
- Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
- All pistons include piston, ring, wrist pin and pin locks
- Wossner pistons are used by leading Supercross, Arenacross and MX GP teams
- Made in Germany
Specifications
- Piston Size: 76.96mm
- Oversize: Standard
- Wossner Compression: 12.80:1
- OEM Compression: 12.50:1
- Number of Rings: 2
- Replacement Rings: RIK77.00D
- Replacement Wrist Pin: WP070
- Replacement Circlip: CW16
NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips & Rings, Needle Bearings are not included.
2001 Yamaha WR250F
2001 Yamaha YZ250F
2002 Yamaha WR250F
2002 Yamaha YZ250F
2003 Yamaha WR250F
2003 Yamaha YZ250F
2004 Yamaha WR250F
2004 Yamaha YZ250F
2005 Yamaha WR250F
2006 Yamaha WR250F
2007 Yamaha WR250F
2008 Yamaha WR250F
2009 Yamaha WR250F
2010 Yamaha WR250F
2011 Yamaha WR250F
2012 Yamaha WR250F
2013 Yamaha WR250F
2014 Yamaha WR250F