2003 KENWORTH T600 Conventional, C-15 6NZ 550 H.P. Caterpillar Engine, Engine Brake, 13 Speed Transmission, 40,000 Lb. Rear Ends, Full Screw, 3.55 Ratio, Air Ride Suspension, Smart Wheel, 72 Inch Aerocab Aerodyne Walk-In Sleeper, Bunk Beds, Air Conditioned, Cruise Control, Stainless Steel Deer Guard Bumper, Hydraulic Power Steering, Exterior Visor, Heated Power Mirrors, VIT Interior, High Back Air Ride Driver`s Seat, Telescopic Tilt Wheel, Power Windows, Sun Roof, Horizontal Exhaust, Dual Aluminum Fuel Tanks, Aluminum Storage Box, 3 Compartment ProTech Aluminum Headache Rack with Beacon Light Bracket, 5th Wheel Ramps, Air Slide 5th, 232 Inch Wheel Base, 11R22.5 Tires, Aluminum Disc Wheels