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: 70.94mm
- Oversize: Standard
- Number of Rings: 3
NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips & Rings, Needle Bearings are not included.
1992 Yamaha YFB250 Timberwolf 2X4
1993 Yamaha YFB250 Timberwolf 2X4
1994 Yamaha YFB250 Timberwolf 2X4
1994 Yamaha YFB250FW Timberwolf 4X4
1995 Yamaha YFB250 Timberwolf 2X4
1996 Yamaha YFB250 Timberwolf 2X4
1996 Yamaha YFB250FW Timberwolf 4X4
1997 Yamaha YFB250 Timberwolf 2X4
1997 Yamaha YFB250FW Timberwolf 4X4
1998 Yamaha YFB250 Timberwolf 2X4
1998 Yamaha YFB250FW Timberwolf 4X4
1999 Yamaha YFB250FW Timberwolf 4X4
2000 Yamaha YFB250FW Timberwolf 4X4
2000 Yamaha YFM250 Bear Tracker
2001 Yamaha YFM250 Bear Tracker
2002 Yamaha YFM250 Bear Tracker
2003 Yamaha YFM250 Bear Tracker
2004 Yamaha YFM250 Bear Tracker
2005 Yamaha YFM250B Bruin 2X4
2006 Yamaha YFM250B Bruin 2X4
2007 Yamaha YFM250 Big Bear Semi Auto 4X4
2008 Yamaha YFM250 Big Bear Semi Auto 4X4
2009 Yamaha YFM250 Big Bear Semi Auto 4X4
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: 70.94mm
- Oversize: Standard
- Number of Rings: 3
NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips & Rings, Needle Bearings are not included.
1992 Yamaha YFB250 Timberwolf 2X4
1993 Yamaha YFB250 Timberwolf 2X4
1994 Yamaha YFB250 Timberwolf 2X4
1994 Yamaha YFB250FW Timberwolf 4X4
1995 Yamaha YFB250 Timberwolf 2X4
1996 Yamaha YFB250 Timberwolf 2X4
1996 Yamaha YFB250FW Timberwolf 4X4
1997 Yamaha YFB250 Timberwolf 2X4
1997 Yamaha YFB250FW Timberwolf 4X4
1998 Yamaha YFB250 Timberwolf 2X4
1998 Yamaha YFB250FW Timberwolf 4X4
1999 Yamaha YFB250FW Timberwolf 4X4
2000 Yamaha YFB250FW Timberwolf 4X4
2000 Yamaha YFM250 Bear Tracker
2001 Yamaha YFM250 Bear Tracker
2002 Yamaha YFM250 Bear Tracker
2003 Yamaha YFM250 Bear Tracker
2004 Yamaha YFM250 Bear Tracker
2005 Yamaha YFM250B Bruin 2X4
2006 Yamaha YFM250B Bruin 2X4
2007 Yamaha YFM250 Big Bear Semi Auto 4X4
2008 Yamaha YFM250 Big Bear Semi Auto 4X4
2009 Yamaha YFM250 Big Bear Semi Auto 4X4
