505 HP Mack MP8 diesel engine paired with an Eaton Fuller 18-speed manual transmission. Features include an engine brake, air suspension, single heavy frame, air-lift steerable pusher axle, 2-line wet kit, air sliding 5th wheel, dual fuel tanks, aluminum wheels, and 11R24.5 tires. Rated at 73,520 lbs GVWR with 435,000 miles. Previously professionally maintained and serviced in a fleet environment.