This is a A-8A1201A Inner Cup PN: 8A1201AMain Description As Following : A-8A1201A Inner Cup P.N: 8A1201A A-8A1201A Inner Cup P.N: 8A1201A Stocked As: A-15245-I Found in Section & Models : Tractor Parts Associated Items : New Also This is An Aftermarket Product And : Outside Diameter: 2.441" Radius: .05" Width: .562"