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: 67.94mm
- Oversize: Standard
- Number of Rings: 2
- Replacement Rings: RSB6800
- Replacement Wrist Pin: WP033
- Replacement Circlip: CW18
- Replacement Needle Bearing: N1022
NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips & Rings, Needle Bearings are not included.
1992 Yamaha WR250 Z 3RB
1992 Yamaha YZ250
1993 Yamaha WR250 Z 3RB
1993 Yamaha YZ250
1994 Yamaha WR250 Z 4JW
1994 Yamaha YZ250
1995 Yamaha WR250 Z 4JW
1995 Yamaha YZ250
1996 Yamaha WR250 Z 4JW
1996 Yamaha YZ250
1997 Yamaha WR250 Z 4JW
1997 Yamaha YZ250
1998 Yamaha WR250Z
1998 Yamaha YZ250
1999 Yamaha WR250Z
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: 67.94mm
- Oversize: Standard
- Number of Rings: 2
- Replacement Rings: RSB6800
- Replacement Wrist Pin: WP033
- Replacement Circlip: CW18
- Replacement Needle Bearing: N1022
NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips & Rings, Needle Bearings are not included.
1992 Yamaha WR250 Z 3RB
1992 Yamaha YZ250
1993 Yamaha WR250 Z 3RB
1993 Yamaha YZ250
1994 Yamaha WR250 Z 4JW
1994 Yamaha YZ250
1995 Yamaha WR250 Z 4JW
1995 Yamaha YZ250
1996 Yamaha WR250 Z 4JW
1996 Yamaha YZ250
1997 Yamaha WR250 Z 4JW
1997 Yamaha YZ250
1998 Yamaha WR250Z
1998 Yamaha YZ250
1999 Yamaha WR250Z