This is a A-1118988 VOLT. REGULATOR PN: 1118988Main Description As Following : A-1118988 VOLT. REGULATOR P.N: 1118988 A-1118988 VOLT. REGULATOR P.N: 1118988 Stocked As: A-21A616 , Crosses To: A-B1SB1927 DELCO 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