This is a A-60W14 Sprocket PN: 60W14Main Description As Following : A-60W14 Sprocket P.N: 60W14 Hub Required: WInside Diameter: 1 5/8"Outside Diameter: 3.736"Teeth: 14 Crossed From: WSS106014 , , 20006014 , , 20006014 , , 2827-41227 JOHN DAY , 3016-0230 , , 6713-53763 JOHN DAY , 673-S80601400 , , 673S80601400 , Found in Section & Models : Chains/ Sprockets/ Pulleys/ Hubs > Sprockets, (Miscellaneous) (UNDEFINED): SEVERAL Associated Items : New Also This is An Aftermarket Product And : Hub Required: W Inside Diameter: 1 5/8" Outside Diameter: 3.736" Teeth: 14