HARLEY 45 Tooth JD Rear Sprocket Fits 1915-1929 JD,

45 tooth splined rear sprocket is nickel plated for JD models. JD sprocket has a .875 inch offset form the center of the spline to the center of the tooth profile. This is 8 tooth spline and 12.3mm tooth at the base. V-Twins's JD sprocket can be used with 530 wide chains. *NOTE: JD splines different from WR-XL! FITS HARLEY: 1915-1929 JD,