2006 Yamaha YZF-R1 SP YZF R1 REAR Steel Sprocket 39 Tooth

2006 2007 2008 Yamaha YZF-R1 YZF R1 REAR Steel Sprocket 39 Tooth

2006 Yamaha YZF-R1 SP YZF R1 REAR Steel Sprocket 43 Tooth

2004 2005 Yamaha YZF-R1 YZF R1 REAR Steel Sprocket 39 Tooth

2009 - 2014 Yamaha YZF-R1/LE YZF R1/LE REAR Steel Sprocket 39 Tooth

2006 Yamaha YZF-R1 SP 520 Conversion Front Steel Sprocket 17 Tooth

2006 Yamaha YZF-R1 SP 520 Conversion Front Steel Sprocket 16 Tooth