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:
Kawasaki KDX200 83-06 
Kawasaki KDX200R 97-01 
Kawasaki KDX220R 02-05 
Kawasaki KDX250 91-94 
Kawasaki KLX250R 94-96
Kawasaki KLX300R 97-02
Kawasaki KX250 88-98
Kawasaki KX500 88-04
Yamaha WR250 91-97
Yamaha WR500 92-93
Yamaha YZ250 88-98
Yamaha YZ490 82-90