2013 KENWORTH T660 Conventional, ISX 450ST Cummins Engine EGR & DEF Deleted, Engine Brake, 10 Speed Transmission, 40,000 Lb. Rear Ends, Full Screw, 3.55 Ratio, Air Ride Suspension, 72 Inch Aerocab Walk-In Sleeper, Air Conditioned, Cruise Control, Deep Chrome Bumper, Hydraulic Power Steering, Stainless Steel Exterior Drop Visor, Heated Power Mirrors, Panel Lights, Splendor Interior, Daylight Doors, High Back Air Ride Driver`s Seat, Telescopic Tilt Wheel, Power Door Locks, Power Windows, Horizontal Exhaust, Side Extenders, Wheel to Wheel Air Fairings, Dual Aluminum Fuel Tanks, Air Slide 5th, 238 Inch Wheel Base, 22.5 Low Profile Tires, Aluminum Disc Wheels