- Supersprox-Stealth gives you longer system life without compromising weight
- Steel teeth last 4 times longer than aluminum
- Pound-for-pound, the strongest sprocket on the market
- The aluminum core is 70% lighter than steel
- Forging rivets into the sprockets provide exceptional strength
- Designed for bikes up to 1400cc in displacement
Yamaha -- TT-R 230 -- (2020, 2022, 2019, 2018, 2021, 2011, 2009, 2007, 2010, 2016, 2005, 2017, 2015, 2006, 2014, 2008, 2012, 2013); Yamaha -- YZ 250 -- (2019, 2020, 2021, 2018, 2006, 2016, 2003, 2007, 2004, 2015, 2008, 2014, 2001, 2012, 2009, 2002, 2005, 2011, 1999, 2010, 2017, 2013, 2000); Yamaha -- YZ 250 F -- (2018, 2020, 2021, 2019, 2004, 2011, 2002, 2013, 2016, 2006, 2009, 2001, 2014, 2017, 2010, 2008, 2005, 2007, 2015, 2003, 2012); Yamaha -- YZ 250 FX -- (2019, 2018, 2020, 2021, 2017, 2015, 2016); Yamaha -- WR 450 F -- (2019, 2018, 2020, 2021, 2016, 2004, 2017, 2014, 2005, 2006, 2003, 2013, 2008, 2015, 2010, 2007, 2011, 2009, 2012); Yamaha -- YZ 450 FX -- (2021, 2018, 2020, 2019, 2016, 2017); Yamaha -- YZ 125 -- (2021, 2020, 2001, 2006, 2004, 2000, 2010, 2011, 2017, 2005, 2013, 1999, 2009, 2014, 2007, 2003, 2012, 2015, 2016, 2002, 2008, 2019, 2018); Yamaha -- YZ 250 X -- (2020, 2022, 2021, 2016, 2017, 2019, 2018); Yamaha -- YZ 450 F -- (2021, 2018, 2019, 2020, 2004, 2005, 2006, 2009, 2012, 2015, 2016, 2011, 2007, 2017, 2008, 2010, 2013, 2003, 2014); Yamaha -- YZ 125 X -- (2022, 2021, 2020); Yamaha -- WR 426 F -- (2001, 2002); Yamaha -- YZ 400 F -- (1999); Yamaha -- WR 250 F -- (2001, 2003, 2006, 2008, 2015, 2005, 2010, 2011, 2012, 2002, 2014, 2013, 2004, 2007, 2016, 2017, 2009); Yamaha -- WR 250 R -- (2010, 2012, 2013, 2015, 2008, 2011, 2014, 2009, 2017, 2016); Yamaha -- YZ 426 F -- (2002, 2001, 2000); Yamaha -- WR 250 X -- (2008, 2010, 2009, 2011); Yamaha -- WR 400 F -- (2000, 1999)