2015 PETERBILT 579 Conventional, 748,405 Miles, MX-13 455 H.P. Paccar Engine, Engine Brake, 10 Speed Transmission, 40,000 Lb. Rear Ends, Full Screw, 3.36 Ratio, Air Ride Suspension, 36 Inch Flat Top Sleeper, Air Conditioned, Cruise Control, Deer Guard Bumper, Hydraulic Power Steering, Stainless Steel Exterior Visor, Heated Power Mirrors, Premium Interior, Dual High Back Seats, Air Ride Driver`s Seat, Power Locks, Telescopic Tilt Wheel, Power Windows, Rear Window, Dual Chrome Stacks, Side Extenders, Aluminum Fuel Tank, Stainless Steel Quarter Fenders, Automatic Grease Lubrication System, PTO, Disc Brakes, Air Slide 5th, 220 Inch Wheel Base, 11R22.5 Tires, Aluminum Disc Wheels