Tractor John Deere 4020 for sale MN – synchro trans 1970 model year. Drive: 2 WDHP: 101Hours: 6500. Cab: No Cab, Front Axle: 2WD, Transmission: Syncro, Guidance-ready: No, Guidance Receiver: No, Guidance Display: No, Rear PTO: 5401000, Rear Tires: Singles, Tire Width: Mid, Loader: No, Gas, 2WD