2019 KENWORTH T-680 Conventional, 76 Inch High-Roof Sleeper, Upper Bunk, Cummins X15 Engine, 565 H.P., Engine Brake, FO-18E318B-MXP Transmission, (Automatic), 40,000 Lb. Rear Ends, 3.25 Ratio, Air Ride Suspension, Hydraulic Power Steering, Air Conditioned, Dual Aluminum Fuel Tanks, Horizontal Exhaust, Side Fairings, Cab Extenders, Quarter Fenders, Workstation, Air Slide 5th, 230 Inch Wheel Base, 22.5 Low Profile Tires, Aluminum Disc Wheels.