Fuel Injector For John Deere Tractor Others - Re38087 Re36939 100% new diesel injector 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: RE36939, RE38087, SE500819 Specs: Description : Diesel Injector, Product Notes : Pencil type, 300 series motors, Stamped Id # 28485.