Vortex Aluminum Sprocket - Silver - Rear - 41 Tooth 654A-41

Anodized to prevent corrosionTooth layout specifically designed to increase sprocket longevity Yamaha -- YZF-R1 -- (2015)

Anodized to prevent corrosionTooth layout specifically designed to increase sprocket longevity Yamaha -- YZF-R1 -- (2015, 2016)

F5 PTFE black is built for endurance and is hard anodized with jet-black dye, then coated with PTFE for added lubricity Kawasaki -- Ninja ZX-6R -- (2015, 2014, 2013, 2018, 2019, 2017, 2016); Kawasaki...

F5 PTFE black is built for endurance and is hard anodized with jet-black dye, then coated with PTFE for added lubricity Kawasaki -- EX250-F Ninja 250R -- (1988, 1995, 1989, 1993, 1992, 1994, 1998,...