Sunstar 51715 - Sunstar Powerdrive Sprocket For Yamaha YZF-R1 1000SP 2006 Front 15T

Features: Manufactured from case-hardened chromoly steel for unparalleled strength and durability . Parkerizing surface treatment prohibits rust and corrosion, building resistance against those agents, resulting in a longer lasting, better appearance . Most race applications feature drilled weight-reduction holes (depends on application/tooth size) . Constructed of the same great quality and specifications that the Japanese OEMs have trusted and used since 1946.