SUNSTAR 38814 Front Countershaft Sprocket, 14-Tooth, 520 Chain

The SUNSTAR 38814 Front Countershaft Sprocket is manufactured from case-hardened chromoly steel for strength and durability. Designed as a 14-tooth sprocket for 520 chain applications, it provides a dependable replacement option for compatible Yamaha motorcycles.

A Parkerizing surface treatment helps resist rust and corrosion, supporting consistent service in demanding riding conditions. This sprocket fits 2015–2017 Yamaha YZ250FX models and 2008–2014 Yamaha WR250R models.

Choose the SUNSTAR 38814 for a durable front sprocket built with corrosion-resistant surface protection and case-hardened chromoly steel construction.

Features:

• Construction: Manufactured from case-hardened chromoly steel for strength and durability
• Surface Treatment: Parkerizing treatment helps resist rust and corrosion
• Sprocket Size: 14-tooth front sprocket for 520 chain applications
• Fitment: Fits 2015–2017 Yamaha YZ250FX and 2008–2014 Yamaha WR250R models

Fitment:
2001 Yamaha WR250F
2001 Yamaha YZ250F
2002 Yamaha WR250F
2002 Yamaha YZ250F
2003 Yamaha WR250F
2003 Yamaha YZ250F
2004 Yamaha WR250F
2004 Yamaha YZ250F
2005 Yamaha WR250F
2005 Yamaha YZ125
2005 Yamaha YZ250F
2006 Yamaha WR250F
2006 Yamaha YZ125
2006 Yamaha YZ250F
2007 Yamaha WR250F
2007 Yamaha YZ125
2007 Yamaha YZ250F
2008 Yamaha WR250F
2008 Yamaha WR250R
2008 Yamaha WR250X
2008 Yamaha YZ125
2008 Yamaha YZ250F
2009 Yamaha WR250F
2009 Yamaha WR250R
2009 Yamaha WR250X
2009 Yamaha YZ125
2009 Yamaha YZ250F
2010 Yamaha WR250F
2010 Yamaha WR250R
2010 Yamaha WR250X
2010 Yamaha YZ125
2010 Yamaha YZ250F
2011 Yamaha WR250F
2011 Yamaha WR250R
2011 Yamaha WR250X
2011 Yamaha YZ125
2011 Yamaha YZ250F
2012 Gas-Gas EC 250F
2012 Yamaha WR250F
2012 Yamaha WR250R
2012 Yamaha YZ125
2012 Yamaha YZ250F
2013 Gas-Gas EC 250F
2013 Gas-Gas EC 300
2013 Yamaha WR250F
2013 Yamaha WR250R
2013 Yamaha YZ125
2013 Yamaha YZ250F
2014 Gas-Gas EC 250F
2014 Gas-Gas EC 300
2014 Yamaha WR250R
2014 Yamaha YZ125
2014 Yamaha YZ250F
2015 Gas Gas EC 300
2015 Gas-Gas EC 250F
2015 Yamaha WR250F
2015 Yamaha WR250R
2015 Yamaha YZ125
2015 Yamaha YZ250F
2015 Yamaha YZ250FX
2016 Yamaha WR250F
2016 Yamaha WR250R
2016 Yamaha YZ125
2016 Yamaha YZ250F
2016 Yamaha YZ250FX
2017 Yamaha WR250F
2017 Yamaha WR250R
2017 Yamaha YZ125
2017 Yamaha YZ250F
2017 Yamaha YZ250FX
2018 Yamaha WR250F
2018 Yamaha WR250R
2018 Yamaha YZ125
2018 Yamaha YZ250F
2018 Yamaha YZ250FX
2019 Yamaha WR250F
2019 Yamaha WR250R
2019 Yamaha YZ125
2019 Yamaha YZ250F
2019 Yamaha YZ250FX
2020 Yamaha WR250F
2020 Yamaha WR250R
2020 Yamaha YZ125
2020 Yamaha YZ125X
2020 Yamaha YZ250F
2020 Yamaha YZ250FX
2021 Yamaha WR250F
2021 Yamaha YZ125
2021 Yamaha YZ125X
2021 Yamaha YZ250F
2021 Yamaha YZ250FX
2022 Yamaha YZ125X
2022 Yamaha YZ250F