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MTX OE Steel sprockets are strong and durable, heat-treated and hand-finished for longevity. Front sprockets are constructed from SCM420 chromoly steel alloy where rear sprockets are constructed from C45 high carbon steel with a Zinc electroplated finish. Designed as an OEM replacement to exceed OEM specifications at a fraction of the price, making them your ideal cost-effective solution for replacing old worn and warped sprockets.
OEM replacement
Exceeds OEM specifications
Heat treated and hand finished
Constructed from C49 high carbon steel
Pitch: 520
Teeth: 12
NOTE: Actual sprocket design may be different from the image above.
2026 Yamaha YZ250F
2026 Yamaha YZ250FX
2026 Yamaha YZ125
2026 Yamaha YZ125X
2026 Yamaha WR250F
2025 Yamaha YZ250F
2025 Yamaha YZ250FX
2025 Yamaha YZ125
2025 Yamaha YZ125X
2025 Yamaha WR250F
2024 Yamaha YZ250F
2024 Yamaha YZ250FX
2024 Yamaha YZ250F SP
2024 Yamaha YZ125
2024 Yamaha YZ125X
2024 Yamaha YZ125 SP
2024 Yamaha WR250F
2023 Yamaha YZ250F
2023 Yamaha YZ250FX
2023 Yamaha YZ125
2023 Yamaha YZ125X
2023 Yamaha WR250F
2022 Yamaha YZ250F
2022 Yamaha YZ250FX
2022 Yamaha YZ250FSP
2022 Yamaha YZ125
2022 Yamaha YZ125X
2022 Yamaha YZ125SP
2022 Yamaha WR250R
2022 Yamaha WR250F
2021 Yamaha YZ250F
2021 Yamaha YZ250FX
2021 Yamaha YZ250FSP
2021 Yamaha YZ125
2021 Yamaha YZ125X
2021 Yamaha WR250R
2021 Yamaha WR250F
2020 Yamaha YZ250F
2020 Yamaha YZ250FX
2020 Yamaha YZ125
2020 Yamaha YZ125X
2020 Yamaha WR250R
2020 Yamaha WR250F
2019 Yamaha YZ250F
2019 Yamaha YZ250FX
2019 Yamaha YZ125
2019 Yamaha WR250R
2019 Yamaha WR250F
2018 Yamaha YZ250F
2018 Yamaha YZ250FX
2018 Yamaha YZ125
2018 Yamaha WR250R
2018 Yamaha WR250F
2017 Yamaha YZ250F
2017 Yamaha YZ250FX
2017 Yamaha YZ125
2017 Yamaha WR250R
2017 Yamaha WR250F
2016 Yamaha YZ250F
2016 Yamaha YZ250FX
2016 Yamaha YZ125
2016 Yamaha WR250R
2016 Yamaha WR250F
2015 Yamaha YZ250F
2015 Yamaha YZ250FX
2015 Yamaha YZ125
2015 Yamaha WR250R
2015 Yamaha WR250F
2015 GasGas EC300F
2014 Yamaha YZ250F
2014 Yamaha YZ125
2014 Yamaha WR250R
2014 Yamaha WR250F
2013 Yamaha YZ250F
2013 Yamaha YZ125
2013 Yamaha WR250R
2013 Yamaha WR250F
2012 Yamaha YZ250F
2012 Yamaha YZ125
2012 Yamaha WR250X
2012 Yamaha WR250R
2012 Yamaha WR250F
2011 Yamaha YZ250F
2011 Yamaha YZ125
2011 Yamaha WR250X
2011 Yamaha WR250R
2011 Yamaha WR250F
2010 Yamaha YZ250F
2010 Yamaha YZ125
2010 Yamaha WR250X
2010 Yamaha WR250R
2010 Yamaha WR250F
2009 Yamaha YZ250F
2009 Yamaha YZ125
2009 Yamaha WR250X
2009 Yamaha WR250R
2009 Yamaha WR250F
2008 Yamaha YZ250F
2008 Yamaha YZ125
2008 Yamaha WR250X
2008 Yamaha WR250R
2008 Yamaha WR250F
2007 Yamaha YZ250F
2007 Yamaha YZ125
2007 Yamaha WR250F
2006 Yamaha YZ250F
2006 Yamaha YZ125
2006 Yamaha WR250F
2005 Yamaha YZ250F
2005 Yamaha YZ125
2005 Yamaha WR250F
2004 Yamaha YZ250F
2004 Yamaha WR250F
2003 Yamaha YZ250F
2003 Yamaha WR250F
2002 Yamaha YZ250F
2002 Yamaha WR250F
2001 Yamaha YZ250F
2001 Yamaha WR250F
Front
MTX 1590 Steel Front Sprocket #520 (10-5NL)
by
MTX Parts
SKU: SPF210312
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MTX OE Steel sprockets are strong and durable, heat-treated and hand-finished for longevity. Front sprockets are constructed from SCM420 chromoly steel alloy where rear sprockets are constructed from C45 high carbon steel with a Zinc electroplated finish. Designed as an OEM replacement to exceed OEM specifications at a fraction of the price, making them your ideal cost-effective solution for replacing old worn and warped sprockets.
OEM replacement
Exceeds OEM specifications
Heat treated and hand finished
Constructed from C49 high carbon steel
Pitch: 520
Teeth: 12
NOTE: Actual sprocket design may be different from the image above.
2026 Yamaha YZ250F
2026 Yamaha YZ250FX
2026 Yamaha YZ125
2026 Yamaha YZ125X
2026 Yamaha WR250F
2025 Yamaha YZ250F
2025 Yamaha YZ250FX
2025 Yamaha YZ125
2025 Yamaha YZ125X
2025 Yamaha WR250F
2024 Yamaha YZ250F
2024 Yamaha YZ250FX
2024 Yamaha YZ250F SP
2024 Yamaha YZ125
2024 Yamaha YZ125X
2024 Yamaha YZ125 SP
2024 Yamaha WR250F
2023 Yamaha YZ250F
2023 Yamaha YZ250FX
2023 Yamaha YZ125
2023 Yamaha YZ125X
2023 Yamaha WR250F
2022 Yamaha YZ250F
2022 Yamaha YZ250FX
2022 Yamaha YZ250FSP
2022 Yamaha YZ125
2022 Yamaha YZ125X
2022 Yamaha YZ125SP
2022 Yamaha WR250R
2022 Yamaha WR250F
2021 Yamaha YZ250F
2021 Yamaha YZ250FX
2021 Yamaha YZ250FSP
2021 Yamaha YZ125
2021 Yamaha YZ125X
2021 Yamaha WR250R
2021 Yamaha WR250F
2020 Yamaha YZ250F
2020 Yamaha YZ250FX
2020 Yamaha YZ125
2020 Yamaha YZ125X
2020 Yamaha WR250R
2020 Yamaha WR250F
2019 Yamaha YZ250F
2019 Yamaha YZ250FX
2019 Yamaha YZ125
2019 Yamaha WR250R
2019 Yamaha WR250F
2018 Yamaha YZ250F
2018 Yamaha YZ250FX
2018 Yamaha YZ125
2018 Yamaha WR250R
2018 Yamaha WR250F
2017 Yamaha YZ250F
2017 Yamaha YZ250FX
2017 Yamaha YZ125
2017 Yamaha WR250R
2017 Yamaha WR250F
2016 Yamaha YZ250F
2016 Yamaha YZ250FX
2016 Yamaha YZ125
2016 Yamaha WR250R
2016 Yamaha WR250F
2015 Yamaha YZ250F
2015 Yamaha YZ250FX
2015 Yamaha YZ125
2015 Yamaha WR250R
2015 Yamaha WR250F
2015 GasGas EC300F
2014 Yamaha YZ250F
2014 Yamaha YZ125
2014 Yamaha WR250R
2014 Yamaha WR250F
2013 Yamaha YZ250F
2013 Yamaha YZ125
2013 Yamaha WR250R
2013 Yamaha WR250F
2012 Yamaha YZ250F
2012 Yamaha YZ125
2012 Yamaha WR250X
2012 Yamaha WR250R
2012 Yamaha WR250F
2011 Yamaha YZ250F
2011 Yamaha YZ125
2011 Yamaha WR250X
2011 Yamaha WR250R
2011 Yamaha WR250F
2010 Yamaha YZ250F
2010 Yamaha YZ125
2010 Yamaha WR250X
2010 Yamaha WR250R
2010 Yamaha WR250F
2009 Yamaha YZ250F
2009 Yamaha YZ125
2009 Yamaha WR250X
2009 Yamaha WR250R
2009 Yamaha WR250F
2008 Yamaha YZ250F
2008 Yamaha YZ125
2008 Yamaha WR250X
2008 Yamaha WR250R
2008 Yamaha WR250F
2007 Yamaha YZ250F
2007 Yamaha YZ125
2007 Yamaha WR250F
2006 Yamaha YZ250F
2006 Yamaha YZ125
2006 Yamaha WR250F
2005 Yamaha YZ250F
2005 Yamaha YZ125
2005 Yamaha WR250F
2004 Yamaha YZ250F
2004 Yamaha WR250F
2003 Yamaha YZ250F
2003 Yamaha WR250F
2002 Yamaha YZ250F
2002 Yamaha WR250F
2001 Yamaha YZ250F
2001 Yamaha WR250F
