WOSSNER Piston Kit, 66.36 mm, Yamaha, 8217DB

Piston Kit - 66.36 mm - Yamaha

WOSSNER 8217DB piston kit with a 66.36 mm piston size is designed for specified Yamaha YZ250 and YZ250X applications. The piston is forged from aerospace-grade aluminum alloy and features optimized machining for reduced weight while maintaining strength in key areas, including the crown and skirt wall cross section.

A permanent skirt coating helps reduce friction and piston rock for quiet operation and improved performance. The piston kit includes the piston, rings, pin and clips. Distributor part number: 09106642. Manufacturer part number: 8217DB.

Vehicle fitment includes 2001, 2002, 2003, 2005, 2008, 2012, 2013, 2014 and 2016 Yamaha YZ250 models, plus the 2024 Yamaha YZ250X.

Features:

• Brand: WOSSNER
• Product: Piston kit
• Piston size: 66.36 mm
• Manufacturer part number: 8217DB
• Distributor part number: 09106642
• Construction: Forged from aerospace-grade aluminum alloy
• Skirt coating: Permanent coating designed to reduce friction and piston rock
• Machining: Optimized for lightness while maintaining strength in key areas
• Kit contents: Piston, rings, pin and clips
• Fitment: 2001, 2002, 2003, 2005, 2008, 2012, 2013, 2014 and 2016 Yamaha YZ250; 2024 Yamaha YZ250X

Fitment:
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 YZ250X
2023 Yamaha YZ250
2023 Yamaha YZ250X
2024 Yamaha YZ250
2024 Yamaha YZ250X
2025 Yamaha YZ250
2025 Yamaha YZ250X
2026 Yamaha YZ250
2026 Yamaha YZ250X