MX-series steel front sprockets are manufactured to exacting tolerances and designed with special self-cleaning grooves for added life and performance. Made from the best chromoly steel and fully heat-treated for maximum durability, the MX range of front sprockets are designed for champions.
Fits: Yamaha YZ125 2009-2016 YZ250 2002-2021 YZ250F 2005-2012 YZ400F 1999 YZ426F 2002 YZ450F 2003-2017 2019-2021