This is a A-72272430 Alternator, Bosch PN: 72272430Main Description As Following : A-72272430 Alternator, Bosch P.N: 72272430 Type: BO/IR/EFVolt/Amperage: 12/65 Stocked As: A-AL-6248 Found in Section & Models : Ignition & Electrical Parts > Alternators & Related Parts, Allis-Chalmers TRACTOR: 7630, Allis-Chalmers TRACTOR: 7650, Allis-Chalmers TRACTOR: 8610, Allis-Chalmers TRACTOR: 8630, White/ Oliver/ Mpl Moline TRACTOR: 6105 Associated Items : New Also This is An Aftermarket Product And : Type: BO/IR/EF Volt/Amperage: 12/65