Description
DRIVEN 520 Steel Rear Sprocket 47T for Street YAMAHA YZF-R1 2006-2008520 Steel Rear Sprocket 47TOEM Gearing: 17-45Chain/Link: 530-118Teeth: 47Manufactured using the highest quality 45C steel availableSteel sprockets are heat-treated and quenched for maximum strength and durabilityDynamic black finish is achieved by using a proprietary electro-static plating process unique to Driven sprocketsLowered surface to remove unnecessary weight on rear sprocketsMade in USA
