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 |
2003-2007 |
Kawasaki |
KLX300R |
Base |
1999-2007 |
Kawasaki |
KX250 |
Base |
1998-2000 |
Yamaha |
WR400F |
Base |
2001-2002 |
Yamaha |
WR426F |
Base |
2003-2009,2011-2023 |
Yamaha |
WR450F |
Base |
2001-2005 |
Yamaha |
YFM660R Raptor |
Base |
2004-2009,2012-2013 |
Yamaha |
YFZ450 |
Base |
1999-2023 |
Yamaha |
YZ250 |
Base |
2016-2023 |
Yamaha |
YZ250X |
Base |
1998-1999 |
Yamaha |
YZ400F |
Base |
2000-2002 |
Yamaha |
YZ426F |
Base |
2003-2023 |
Yamaha |
YZ450F |
Base |
2016-2023 |
Yamaha |
YZ450FX |
Base |