1979 John Deere 4640 2WD Tractor, 10,267 Hrs Showing, 155 Hp, 7.6L 6-Cyl Turbocharged, Diesel, Water Cooled Engine, Block Heater, 83 Gal Fuel Capacity, JD Quad-Range, Partial Powershift, 16 Forward Speeds, 6 Reverse Speeds, Independent PTO, Rear PTO Location, Hydraulic Brakes, 7.5-20 Front Tires, 14.9R46 Duals Rear Tires, Pin Hitch, Sound-Gard Cab Standard, Radio, 3-Pt Hitch, 3 Aux Hydraulics,1000 PTO, Front Rock Box w/ Weight Bracket, SN: 4640H011617R