This is a A-O3258CS Sprocket, Idler PN: O3258CSMain Description As Following : A-O3258CS Sprocket, Idler P.N: O3258CS A-O3258CS Sprocket, Idler P.N: O3258CS Stocked As: A-AH21440 Found in Section & Models : Tractor Parts Associated Items : New Also This is An Aftermarket Product And : High Quality Afternaket Shipped from Both US and Canada