This is a A-AL-650-N Alternator, ER/EF, New PN: AL-650-NMain Description As Following : A-AL-650-N Alternator, ER/EF, New PN: AL-650-N Found in Section & Models : Tractor Parts Associated Items : New Also This is An Aftermarket Product And : Type: ER/EF Volt/Amperage: 12/50