Order includes: 1x Rear Sprocket 43 Teeth. Material: C49 High Carbon Steel. Compatible with Yamaha models: R1 YZF-R1 YZF1000R 1998-2003 / K/KC/L/LC/M/MC/N/NC/P/PC/R/RC/R-F/RC-F. We strongly suggest comparing the posted picture to the unit(s) that needs to be replaced..
