GZYF Motorcycle Rear Brake Disc Rotor For YAMAHA YZF R6 2003-2015 & YZF R1 2004-2014 100% brand new;a perfect replacement for original rear disc. Anti-rattle pressure spring system. Heat-treated material.Increase brake performance for both street and track. Please make sure it will fit your bike before your purchase. The compatibility model and year is showed in the product description. Fitment: Yamaha YZF R6 2003-2015 / Yamaha YZF R1 2004-2014