Volvo D13J425 6 Cylinder 12.8 L Ultra Low Sulfur Diesel 425 hp Engine, 2014 US EPA Label, Requires Diesel Exhaust Fluid, Air Conditioner, Cruise Control, Power Windows, Engine Brake, Volvo AT2612D 12-Speed Automated Transmission, Differential Lock, 12350 lb Front Axle, 38000 lb Rears, Meritor MT-40-14X Drive Axles, 2.64:1 Axle Ratio, 50350 lb GVWR, Air Ride Cab, Flat Top Sleeper Cab, 295/75R22.5, Air Ride Suspension, 198 in Wheelbase, Air Sliding 5th Wheel

Volvo D12D365 6 Cylinder Ultra Low Sulfur Diesel Engine, Exhaust Brake, Eaton Fuller 10-Speed Manual Transmission, 12000 lb Front Axle, 40000 lb Rears, 32000 lb GVWR, 275/80R22.5 Front Tires, 295/75R22.5 Rear Tires, Air Ride Suspension, 160 in Wheelbase, Air Sliding 5th Wheel, Dual Fuel Tanks