Alternator For John Deere Tractor - Se501382 Ty6772 Ty6600 100% new alternator meets OEM quality for tractors and farm equipment 1-year warranty covers you throughout planting and harvesting seasons Factory direct pricing delivers an honest value for hard-earned money Replaces OEM Numbers: John Deere: SE501382, SE501386, TY6600, TY6772 Specs: Voltage : 12V, Amps : 72a, Regulator : Internal, Fan : External, Rotation : clockwise, Notes : 12SI Delco style