Supersprox 520 Conversion Steel Rear Sprockets for 1998-2014 Yamaha YZF-R1 - ej

Vortex 520 Conversion Steel Rear Sprocket for 1998-2015 Yamaha YZF-R1 - sl

Supersprox 520 Conversion Steel Rear Sprocket for 1998-2014 Yamaha YZF-R1 - lf

Supersprox 520 Conversion Steel Rear Sprockets for 1998-2014 Yamaha YZF-R1 - om

Pro-tek Yamaha Front Sprocket 520 Pitch 14T 15T 16T 17T 2001 2002 2003 YZF-R1 R1

Black Drive Chain And Sprocket Kit for Yamaha YZF-R1 1998-2003 (530-Chain Type)

Supersprox 520 Conversion Steel Rear Sprockets for 1998-2014 Yamaha YZF-R1 - be

Drive Chain & Sprockets Kit for Yamaha R1 YZF-R1 YZF1000R 1998 1999 2000-2003