Cat 3406E “5EK” sn engine. Eaton fuller 18 spd trans. 240” WB, Wet Kit, Frame Width Rolling Tailboard, Toolboxes, Sliding 5th Wheel, Air Ride Susp, 385/65R22.5 Front & 11R24.5 Rear Tires, Odometer Reads: 144,635, Hour Meter Reads: 7852,