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Product description
The Athena Piston Kit For Yamaha YZ250 1999-2026 Standard Size A is part of the latest collection from Athena.
Features:
- High resistance to mechanical and thermal stresses
- Has been tested on engine dynamometer benches under progressive stress load, and thereafter on track to validate it performance even in the most extreme conditions
- Equipped with piston rings that guarantee less friction with the OE cylinder producing a higher performance
- Made by reverse extrusion
- For OE cylinder.
Specifications:
- Bore Size: 66.34 mm
- Compression Ratio Imperial: Stock
- Compression Ratio: Stock
- Displacement: 249 cc
- Engine Type: 2-Stroke
- Piston Head Shape: Domed
- Piston Material: 4032 Aluminum Alloy
- Piston Size: Standard Size A
- Product Name: Piston Kit
- Style: Forged Race
- Type: A
- Units: Kit
To fit:
- YAMAHA YZ 250 X 2016 American Models
- YAMAHA YZ 250 X 2017 American Models
- YAMAHA YZ 250 X 2018 American Models
- YAMAHA YZ 250 X 2019 American Models
- YAMAHA YZ 250 X 2020 American Models
- YAMAHA YZ 250 X 2021 American Models
- YAMAHA YZ 250 X 2022 American Models
- YAMAHA YZ 250 X 2023 American Models
- YAMAHA YZ 250 X 2024 American Models
- YAMAHA YZ 250 X 2025 American Models
- YAMAHA YZ 250 X 2026 American Models
- YAMAHA YZ 250 1999 American Models
- YAMAHA YZ 250 1999 European Models
- YAMAHA YZ 250 2000 American Models
- YAMAHA YZ 250 2000 European Models
- YAMAHA YZ 250 2001 American Models
- YAMAHA YZ 250 2001 European Models
- YAMAHA YZ 250 2002 American Models
- YAMAHA YZ 250 2002 European Models
- YAMAHA YZ 250 2003 American Models
- YAMAHA YZ 250 2003 European Models
- YAMAHA YZ 250 2004 American Models
- YAMAHA YZ 250 2004 European Models
- YAMAHA YZ 250 2005 American Models
- YAMAHA YZ 250 2005 European Models
- YAMAHA YZ 250 2006 American Models
- YAMAHA YZ 250 2006 European Models
- YAMAHA YZ 250 2007 American Models
- YAMAHA YZ 250 2007 European Models
- YAMAHA YZ 250 2008 American Models
- YAMAHA YZ 250 2008 European Models
- YAMAHA YZ 250 2009 American Models
- YAMAHA YZ 250 2009 European Models
- YAMAHA YZ 250 2010 American Models
- YAMAHA YZ 250 2010 European Models
- YAMAHA YZ 250 2011 American Models
- YAMAHA YZ 250 2011 European Models
- YAMAHA YZ 250 2012 American Models
- YAMAHA YZ 250 2012 European Models
- YAMAHA YZ 250 2013 American Models
- YAMAHA YZ 250 2013 European Models
- YAMAHA YZ 250 2014 American Models
- YAMAHA YZ 250 2014 European Models
- YAMAHA YZ 250 2015 American Models
- YAMAHA YZ 250 2015 European Models
- YAMAHA YZ 250 2016 American Models
- YAMAHA YZ 250 2016 European Models
- YAMAHA YZ 250 2017 American Models
- YAMAHA YZ 250 2017 European Models
- YAMAHA YZ 250 2018 European Models
- YAMAHA YZ 250 2019 All Models
- YAMAHA YZ 250 2020 All Models
- YAMAHA YZ 250 2021 All Models
- YAMAHA YZ 250 2022 Monster Energy Racing Edition All Models
- YAMAHA YZ 250 2022 All Models
- YAMAHA YZ 250 2023 Monster Energy Racing Edition All Models
- YAMAHA YZ 250 2023 All Models
- YAMAHA YZ 250 2024 50th Anniversary Edition All Models
- YAMAHA YZ 250 2024 All Models
- YAMAHA YZ 250 2025 All Models
- YAMAHA YZ 250 2026 70th Anniversary Edition All Models
- YAMAHA YZ 250 2026 All Models
Manufacturer part number: S4F06640019A
View all Athena. View all Parts and spares.
Contents
Your package will include the following:
- 1 X Athena Piston Kit For Yamaha YZ250 1999-2026 Standard Size A
To fit:
- YAMAHA YZ 250 X 2016 American Models
- YAMAHA YZ 250 X 2017 American Models
- YAMAHA YZ 250 X 2018 American Models
- YAMAHA YZ 250 X 2019 American Models
- YAMAHA YZ 250 X 2020 American Models
- YAMAHA YZ 250 X 2021 American Models
- YAMAHA YZ 250 X 2022 American Models
- YAMAHA YZ 250 X 2023 American Models
- YAMAHA YZ 250 X 2024 American Models
- YAMAHA YZ 250 X 2025 American Models
- YAMAHA YZ 250 X 2026 American Models
- YAMAHA YZ 250 1999 American Models
- YAMAHA YZ 250 1999 European Models
- YAMAHA YZ 250 2000 American Models
- YAMAHA YZ 250 2000 European Models
- YAMAHA YZ 250 2001 American Models
- YAMAHA YZ 250 2001 European Models
- YAMAHA YZ 250 2002 American Models
- YAMAHA YZ 250 2002 European Models
- YAMAHA YZ 250 2003 American Models
- YAMAHA YZ 250 2003 European Models
- YAMAHA YZ 250 2004 American Models
- YAMAHA YZ 250 2004 European Models
- YAMAHA YZ 250 2005 American Models
- YAMAHA YZ 250 2005 European Models
- YAMAHA YZ 250 2006 American Models
- YAMAHA YZ 250 2006 European Models
- YAMAHA YZ 250 2007 American Models
- YAMAHA YZ 250 2007 European Models
- YAMAHA YZ 250 2008 American Models
- YAMAHA YZ 250 2008 European Models
- YAMAHA YZ 250 2009 American Models
- YAMAHA YZ 250 2009 European Models
- YAMAHA YZ 250 2010 American Models
- YAMAHA YZ 250 2010 European Models
- YAMAHA YZ 250 2011 American Models
- YAMAHA YZ 250 2011 European Models
- YAMAHA YZ 250 2012 American Models
- YAMAHA YZ 250 2012 European Models
- YAMAHA YZ 250 2013 American Models
- YAMAHA YZ 250 2013 European Models
- YAMAHA YZ 250 2014 American Models
- YAMAHA YZ 250 2014 European Models
- YAMAHA YZ 250 2015 American Models
- YAMAHA YZ 250 2015 European Models
- YAMAHA YZ 250 2016 American Models
- YAMAHA YZ 250 2016 European Models
- YAMAHA YZ 250 2017 American Models
- YAMAHA YZ 250 2017 European Models
- YAMAHA YZ 250 2018 European Models
- YAMAHA YZ 250 2019 All Models
- YAMAHA YZ 250 2020 All Models
- YAMAHA YZ 250 2021 All Models
- YAMAHA YZ 250 2022 Monster Energy Racing Edition All Models
- YAMAHA YZ 250 2022 All Models
- YAMAHA YZ 250 2023 Monster Energy Racing Edition All Models
- YAMAHA YZ 250 2023 All Models
- YAMAHA YZ 250 2024 50th Anniversary Edition All Models
- YAMAHA YZ 250 2024 All Models
- YAMAHA YZ 250 2025 All Models
- YAMAHA YZ 250 2026 70th Anniversary Edition All Models
- YAMAHA YZ 250 2026 All Models
Athena offers high performance motorcycle parts designed for off-road vehicles. Known for durability and precision, their product range includes cylinder kits, gaskets, and pistons, tailored for motocross, enduro motor bikes and ATVs. Trusted by riders across the world, Athena's hard parts improve engine performance and reliability, making them a favourite in competitive and recreational off-road motorcycle riding.
Product description
The Athena Piston Kit For Yamaha YZ250 1999-2026 Standard Size A is part of the latest collection from Athena.
Features:
- High resistance to mechanical and thermal stresses
- Has been tested on engine dynamometer benches under progressive stress load, and thereafter on track to validate it performance even in the most extreme conditions
- Equipped with piston rings that guarantee less friction with the OE cylinder producing a higher performance
- Made by reverse extrusion
- For OE cylinder.
Specifications:
- Bore Size: 66.34 mm
- Compression Ratio Imperial: Stock
- Compression Ratio: Stock
- Displacement: 249 cc
- Engine Type: 2-Stroke
- Piston Head Shape: Domed
- Piston Material: 4032 Aluminum Alloy
- Piston Size: Standard Size A
- Product Name: Piston Kit
- Style: Forged Race
- Type: A
- Units: Kit
To fit:
- YAMAHA YZ 250 X 2016 American Models
- YAMAHA YZ 250 X 2017 American Models
- YAMAHA YZ 250 X 2018 American Models
- YAMAHA YZ 250 X 2019 American Models
- YAMAHA YZ 250 X 2020 American Models
- YAMAHA YZ 250 X 2021 American Models
- YAMAHA YZ 250 X 2022 American Models
- YAMAHA YZ 250 X 2023 American Models
- YAMAHA YZ 250 X 2024 American Models
- YAMAHA YZ 250 X 2025 American Models
- YAMAHA YZ 250 X 2026 American Models
- YAMAHA YZ 250 1999 American Models
- YAMAHA YZ 250 1999 European Models
- YAMAHA YZ 250 2000 American Models
- YAMAHA YZ 250 2000 European Models
- YAMAHA YZ 250 2001 American Models
- YAMAHA YZ 250 2001 European Models
- YAMAHA YZ 250 2002 American Models
- YAMAHA YZ 250 2002 European Models
- YAMAHA YZ 250 2003 American Models
- YAMAHA YZ 250 2003 European Models
- YAMAHA YZ 250 2004 American Models
- YAMAHA YZ 250 2004 European Models
- YAMAHA YZ 250 2005 American Models
- YAMAHA YZ 250 2005 European Models
- YAMAHA YZ 250 2006 American Models
- YAMAHA YZ 250 2006 European Models
- YAMAHA YZ 250 2007 American Models
- YAMAHA YZ 250 2007 European Models
- YAMAHA YZ 250 2008 American Models
- YAMAHA YZ 250 2008 European Models
- YAMAHA YZ 250 2009 American Models
- YAMAHA YZ 250 2009 European Models
- YAMAHA YZ 250 2010 American Models
- YAMAHA YZ 250 2010 European Models
- YAMAHA YZ 250 2011 American Models
- YAMAHA YZ 250 2011 European Models
- YAMAHA YZ 250 2012 American Models
- YAMAHA YZ 250 2012 European Models
- YAMAHA YZ 250 2013 American Models
- YAMAHA YZ 250 2013 European Models
- YAMAHA YZ 250 2014 American Models
- YAMAHA YZ 250 2014 European Models
- YAMAHA YZ 250 2015 American Models
- YAMAHA YZ 250 2015 European Models
- YAMAHA YZ 250 2016 American Models
- YAMAHA YZ 250 2016 European Models
- YAMAHA YZ 250 2017 American Models
- YAMAHA YZ 250 2017 European Models
- YAMAHA YZ 250 2018 European Models
- YAMAHA YZ 250 2019 All Models
- YAMAHA YZ 250 2020 All Models
- YAMAHA YZ 250 2021 All Models
- YAMAHA YZ 250 2022 Monster Energy Racing Edition All Models
- YAMAHA YZ 250 2022 All Models
- YAMAHA YZ 250 2023 Monster Energy Racing Edition All Models
- YAMAHA YZ 250 2023 All Models
- YAMAHA YZ 250 2024 50th Anniversary Edition All Models
- YAMAHA YZ 250 2024 All Models
- YAMAHA YZ 250 2025 All Models
- YAMAHA YZ 250 2026 70th Anniversary Edition All Models
- YAMAHA YZ 250 2026 All Models
Manufacturer part number: S4F06640019A
View all Athena. View all Parts and spares.
Contents
Your package will include the following:
- 1 X Athena Piston Kit For Yamaha YZ250 1999-2026 Standard Size A
To fit:
- YAMAHA YZ 250 X 2016 American Models
- YAMAHA YZ 250 X 2017 American Models
- YAMAHA YZ 250 X 2018 American Models
- YAMAHA YZ 250 X 2019 American Models
- YAMAHA YZ 250 X 2020 American Models
- YAMAHA YZ 250 X 2021 American Models
- YAMAHA YZ 250 X 2022 American Models
- YAMAHA YZ 250 X 2023 American Models
- YAMAHA YZ 250 X 2024 American Models
- YAMAHA YZ 250 X 2025 American Models
- YAMAHA YZ 250 X 2026 American Models
- YAMAHA YZ 250 1999 American Models
- YAMAHA YZ 250 1999 European Models
- YAMAHA YZ 250 2000 American Models
- YAMAHA YZ 250 2000 European Models
- YAMAHA YZ 250 2001 American Models
- YAMAHA YZ 250 2001 European Models
- YAMAHA YZ 250 2002 American Models
- YAMAHA YZ 250 2002 European Models
- YAMAHA YZ 250 2003 American Models
- YAMAHA YZ 250 2003 European Models
- YAMAHA YZ 250 2004 American Models
- YAMAHA YZ 250 2004 European Models
- YAMAHA YZ 250 2005 American Models
- YAMAHA YZ 250 2005 European Models
- YAMAHA YZ 250 2006 American Models
- YAMAHA YZ 250 2006 European Models
- YAMAHA YZ 250 2007 American Models
- YAMAHA YZ 250 2007 European Models
- YAMAHA YZ 250 2008 American Models
- YAMAHA YZ 250 2008 European Models
- YAMAHA YZ 250 2009 American Models
- YAMAHA YZ 250 2009 European Models
- YAMAHA YZ 250 2010 American Models
- YAMAHA YZ 250 2010 European Models
- YAMAHA YZ 250 2011 American Models
- YAMAHA YZ 250 2011 European Models
- YAMAHA YZ 250 2012 American Models
- YAMAHA YZ 250 2012 European Models
- YAMAHA YZ 250 2013 American Models
- YAMAHA YZ 250 2013 European Models
- YAMAHA YZ 250 2014 American Models
- YAMAHA YZ 250 2014 European Models
- YAMAHA YZ 250 2015 American Models
- YAMAHA YZ 250 2015 European Models
- YAMAHA YZ 250 2016 American Models
- YAMAHA YZ 250 2016 European Models
- YAMAHA YZ 250 2017 American Models
- YAMAHA YZ 250 2017 European Models
- YAMAHA YZ 250 2018 European Models
- YAMAHA YZ 250 2019 All Models
- YAMAHA YZ 250 2020 All Models
- YAMAHA YZ 250 2021 All Models
- YAMAHA YZ 250 2022 Monster Energy Racing Edition All Models
- YAMAHA YZ 250 2022 All Models
- YAMAHA YZ 250 2023 Monster Energy Racing Edition All Models
- YAMAHA YZ 250 2023 All Models
- YAMAHA YZ 250 2024 50th Anniversary Edition All Models
- YAMAHA YZ 250 2024 All Models
- YAMAHA YZ 250 2025 All Models
- YAMAHA YZ 250 2026 70th Anniversary Edition All Models
- YAMAHA YZ 250 2026 All Models
Athena offers high performance motorcycle parts designed for off-road vehicles. Known for durability and precision, their product range includes cylinder kits, gaskets, and pistons, tailored for motocross, enduro motor bikes and ATVs. Trusted by riders across the world, Athena's hard parts improve engine performance and reliability, making them a favourite in competitive and recreational off-road motorcycle riding.
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