1990 White GMC WCA64T T/A Truck Tractor, 631,293 Miles Showing, Title Will Be Marked Miles Exempt, Detroit Series 60 12.7L 6-Cyl Diesel Engine, Automatic Transmission, Air Suspension, Air Brakes, Air Ride Driver's Seat, 5th Wheel, 275/80R22.5 Tires, VIN: 4V1VDBRGXLN632003