Race Spec (RS) Front Sprockets are CNC machined and internally broached to precise tolerances from case-hardened, core-refined chromoly steel. Computer engineering ensures precise fitment, optimal weight savings and perfect balance. The result is minimal chain drag, maximum horsepower, and uncompromising strength. A proprietary coating further reduces wear and corrosion, yielding a front sprocket unparalleled in the market
This Part Fits:
| Year | 
Make | 
Model | 
Submodel | 
| 2001-2009,2011-2013,2015-2024 | 
Yamaha | 
WR250F | 
Base | 
| 2008-2020 | 
Yamaha | 
WR250R | 
Base | 
| 2008-2011 | 
Yamaha | 
WR250X | 
Base | 
| 2005-2024 | 
Yamaha | 
YZ125 | 
Base | 
| 2020-2024 | 
Yamaha | 
YZ125X | 
Base | 
| 2001-2024 | 
Yamaha | 
YZ250F | 
Base | 
| 2015-2024 | 
Yamaha | 
YZ250FX | 
Base |