Amazon: john deere wiring harness John Deere Original Equipment Wiring Harness #RE519781. 5.0 out of 5 stars 1. $23 $ 23. 66. FREE Shipping. KEENAXIS DOT Approved 52 Inch 300W Offroad Led Light Bar + 2PCS 4 Inch 18W Pods Cube Driving Lights W/ Rocker Switch Wiring Harness For Truck Jeep Wrangler SUV UTV Heavy Duty Chevy Van. John Deere Wiring Harness - Steiner Tractor Parts Restoration Quality Wiring Harness. Fits John Deere - [ A, AH, AN, ANH, AW, AWH (all SN: 584000 and up with 1 wire alternator conversion) ] For tractors with 1 wire alternator. * Other wiring harness sets available. Call for quotes: Complete with instructions and light wires. Each wire is labeled for easy installation.