1579-16 JT Front 16 Tooth Gear Box Sprocket YZF-R1 98-14 YZF-R1M 520 CONVERSION

1579-17 JT Front 17 Tooth Gear Box Sprocket YZF-R1 98-14 YZF-R1M 520 CONVERSION

Yamaha R1 Front Sprocket 4C8 2007 2008 R1

JT Front sprocket 17T Fits Yamaha Road YZF R1 2004 to 2011 2012 2013 2014

JT Front 15 Tooth Gear Box Sprocket Yamaha YZF-R6 Years 1999-2018 520 CONVERSION

JT Front 15 Tooth Gear Box Sprocket CBR600RR CBR1000RR SP1 SP2 *520 CONVERSION*

DID Gold 520 Pitch Chain & Renthal Sprocket Kit Yamaha YZF R1 98-14 Race Track

Yamaha YZF R6 Front Sprocket 5SL-17460-00 New Old Stock Genuine Yamaha 16ToothR