579, Heavy Duty Trucks - Tank Trucks - Gasoline / Fuel, Paccar mx-13, 13 Spd, 2017 579 Peterbilt equipped with a ready to work MAC LLT 4500 gallon body tank and 5350 gallon, 3 compt. 2 axle Pull Trailer. Air Ride Trailer, LED Lighting Smooth Polished Fenders., 500 Horse Power, Air Ride Suspension, Polished Aluminum Wheels, 212 Wheel Base, , Tandem Axle, Ratio,