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
- Pist on Size: 66.35mm
- Oversize: Standard
- Number of Rings: 2
- Replacement Rings: RSB6640
- Replacement Wrist Pin: WP033
- Replacement Circlip: CW18
- Optional Replacement Needle Bearing (not included): N1021
NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips and Rings. Needle Bearings are not included.
Have a question regarding this product? Let one of our Moto Experts assist with your enquiry.
1999 Yamaha YZ250
2000 Yamaha YZ250
2001 Yamaha YZ250
2002 Yamaha YZ250
2003 Yamaha YZ250
2004 Yamaha YZ250
2005 Yamaha YZ250
2006 Yamaha YZ250
2007 Yamaha YZ250
2008 Yamaha YZ250
2009 Yamaha YZ250
2010 Yamaha YZ250
2011 Yamaha YZ250
2012 Yamaha YZ250
2013 Yamaha YZ250
2014 Yamaha YZ250
2015 Yamaha YZ250
2016 Yamaha YZ250
2016 Yamaha YZ250X
2017 Yamaha YZ250
2017 Yamaha YZ250X
2018 Yamaha YZ250
2018 Yamaha YZ250X
2019 Yamaha YZ250
2019 Yamaha YZ250X
2020 Yamaha YZ250
2020 Yamaha YZ250X
2021 Yamaha YZ250
2021 Yamaha YZ250X
2022 Yamaha YZ250
2022 Yamaha YZ250SP
2022 Yamaha YZ250X
2023 Yamaha YZ250
2023 Yamaha YZ250X
2024 Yamaha YZ250
2024 Yamaha YZ250X
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
- Pist on Size: 66.35mm
- Oversize: Standard
- Number of Rings: 2
- Replacement Rings: RSB6640
- Replacement Wrist Pin: WP033
- Replacement Circlip: CW18
- Optional Replacement Needle Bearing (not included): N1021
NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips and Rings. Needle Bearings are not included.
Have a question regarding this product? Let one of our Moto Experts assist with your enquiry.
1999 Yamaha YZ250
2000 Yamaha YZ250
2001 Yamaha YZ250
2002 Yamaha YZ250
2003 Yamaha YZ250
2004 Yamaha YZ250
2005 Yamaha YZ250
2006 Yamaha YZ250
2007 Yamaha YZ250
2008 Yamaha YZ250
2009 Yamaha YZ250
2010 Yamaha YZ250
2011 Yamaha YZ250
2012 Yamaha YZ250
2013 Yamaha YZ250
2014 Yamaha YZ250
2015 Yamaha YZ250
2016 Yamaha YZ250
2016 Yamaha YZ250X
2017 Yamaha YZ250
2017 Yamaha YZ250X
2018 Yamaha YZ250
2018 Yamaha YZ250X
2019 Yamaha YZ250
2019 Yamaha YZ250X
2020 Yamaha YZ250
2020 Yamaha YZ250X
2021 Yamaha YZ250
2021 Yamaha YZ250X
2022 Yamaha YZ250
2022 Yamaha YZ250SP
2022 Yamaha YZ250X
2023 Yamaha YZ250
2023 Yamaha YZ250X
2024 Yamaha YZ250
2024 Yamaha YZ250X