Detroit DD15 6 Cylinder 15 L Ultra Low Sulfur Diesel 505 hp Engine, 2017 US EPA Label, Requires Diesel Exhaust Fluid, Air Conditioner, Air Ride Cab, 70 in High Rise Sleeper Cab, Aluminum Wheels, 295/75R22.5 Front Tires, 295/75R22.5 Rear Tires, Airliner Air Ride Suspension, 240 in Wheelbase, Air Sliding 5th Wheel, Dual Fuel Tanks

6 Cylinder 14.8 L Ultra Low Sulfur Diesel 505 hp Engine, 2018 US EPA Label, Requires Diesel Exhaust Fluid, Air Conditioner, Cruise Control, Power Windows, Engine Brake, Detroit DT121750DH1HD 12-Speed Automated Transmission, Differential Lock, 12350 lb Front Axle, 40000 lb Rears, 2.28:1 Axle Ratio, 52350.0 lb GVWR, Air Ride Cab, High Rise Sleeper Cab, Bunk Beds, Bunk Heater, Aluminum Wheels, 295/75R22.5, Airliner Air Ride Suspension, 229 in Wheelbase, Air Sliding 5th Wheel, Dual Fuel Tanks

Detroit DD15 6 Cylinder 14.8 L Ultra Low Sulfur Diesel 505 hp Engine, 2018 US EPA Label, Air Conditioner, Cruise Control, Power Windows, Engine Brake, Detroit dt12-1650-0h1 12-Speed Automated Transmission, Differential Lock, 13300 lb Front Axle, 40000 lb Rears, Meritor MT-40-14X Drive Axles, 3.08:1 Axle Ratio, 53300.0 lb GVWR, Air Ride Cab, 60 in High Rise Sleeper Cab, Bunk Beds, Aluminum Outer Wheels, 295/75R22.5, Airliner 4-Bag Air Ride Suspension, 235 in Wheelbase, Air Sliding 5th Wheel