ProTaper 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.

• Core refined 655M13 nickel-chrome-molybdenum alloy steel
• Internal broaching and precision machined to exact tolerances
• Lightening holes reduce rotating weight
• Self-cleaning mud grooves prevent dirt build up
• Specially formulated coating retains strength and wear-resistance.

Fits:
Yamaha WR250F 01-09, 11-13, 15-22
Yamaha WR250R 08-21
Yamaha WR250X 08-11
Yamaha YZ125 05-22
Yamaha YZ125X 20-22
Yamaha YZ250F 01-22
Yamaha YZ250FX 15-22