Plated to Resist CorrosionF5 PTFE Black Is Built for Endurance and Is Hard Anodized With Jet Black Dye, Then Coated With PTFE for Added LubricityNumber of Teeth: 47NOTE: Intended Only for Stock Chain Sizes (Unless Noted)Fits the Following Kawasaki Models:NINJA 250R 1988-2010NINJA 500R 1987-2009Fits the Following Suzuki Models:GSX-R1000 2009 (520 Conversion)Fits the Following Yamaha Models:FZ1 2001-2011 (520 Conversion)FZ6 2004-2009 (520 Conversion)YZF-R1 1998-2011 (520 Conversion)YZF-R6 2003-2011 (520 Conversion)YZF-R6S 2003-2009 (520 Conversion)Please Note: The Image Displayed Is Representative of the Item, but May Vary Depending on Your Specific Model.

Lightweight F5 aluminum racing sprocket|100 percent CNC manufactured in the USA|Specially formulated alloy per Vortex specifications|Polytetrafluoroethylene (PTFE) black hard coat increases wear resistance|Unique tooth design increases sprocket longevity; Vortex patented sprocket design is unlike any other sprocket

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