JT Sprockets Countershaft Sprocket 530 Pitch 17 Tooth Yamaha YZF-R1 (1998-2014)

Front Sprocket 16 Tooth Pitch 520 Fits Yamaha Yzf R1 1000 1998 - 2015

JT Sprockets Countershaft Sprocket 520 Pitch 17 Tooth Yamaha YZF-R1 LE (2010)

JT Sprockets Steel Rear Sprocket 520 Pitch 42 Tooth Yamaha YZF-R1 (2009-2014)

17T JT Front Sprocket / 17 Tooth Fits Yamaha YZF R1 2004 to 2014

JT Sprockets Countershaft Sprocket 530 Pitch 16 Tooth Yamaha YZF-R1 (1998-2014)

Front and Rear Sprockets Kit for Yamaha YZF-R1 2009-2014 / 14B-25447-20-00

NEW Renthal Race Rear Sprocket for Yamaha YZF-R1 1998-2014 520 42T 42 tooth