Made From Carbon Steel, Intended Only for Stock Chain Sizes (Unless Noted)Electroplated Finish Resists CorrosionTeeth Are Hardened So Sprocket Will Hold Up to Many Miles Without Affecting StrengthCupped Down From the Tooth Ring to Body to Reduce as Much Weight as PossibleNumber of Teeth: 17Please Note: EXC Models Do Not Come With Number PlatesFits the Following Yamaha Models:FZ1 2001-2011YZF-R1 1998-2011Please Note: The Image Displayed Is Representative of the Item, but May Vary in Exact Style and Number of Teeth Depending on Your Specific Model.

Steel front sprockets are precision manufactured and induction hardened to precise tolerances to improve concentricity and provide a stonger, quieter and longer-lasting sprocket

PROP 65 WARNING: Cancer and/or reproductive harm - www.P65Warnings.ca.gov