Vortex Chain Kit - Black - Yamaha - Yzf-R1 Ck6378

Stock gearing with laser cut steel rear sprocket Yamaha -- YZF-R1 -- (2009, 2010, 2011, 2012, 2013, 2014)

Conventional Street kit with laser-cut steel rear sprocketGearing one down in front, two up in rear Yamaha -- YZF-R1 -- (2007, 2008, 2006)

Conventional Street kit with laser-cut steel rear sprocketGearing one down in front, two up in rear Yamaha -- YZF-R1 -- (1999, 2000, 1998, 2002, 2003, 2001)

Conventional Street kit with laser-cut steel rear sprocketGearing one down in front, two up in rear Yamaha -- YZF-R1 -- (2010, 2012, 2011, 2013, 2014, 2009)