520 Steel Rear Sprocket 38 Tooth Black for Yamaha YFZ 450 2004-2009

For more than 15 years, U.S.-based Racing continues to manufacture, market and sell top-quality motorcycle racing components for Motocross, Supercross, Road Racing, Flat Track Racing and Minibikes. Owned and operated by motorcycle racers and enthusiasts, focuses on absolute quality. Each of 's race components is made to the tightest tolerances with the best quality materials in the industry. tests on the track with direct feedback from top professional race teams worldwide.