Paccar PX-9 6 Cylinder 8.9 L Diesel 380 hp Engine, 2015 US EPA Label, Engine Brake, Eaton Fuller RTLO-16913A 13-Speed Manual Transmission, Differential Lock, 5443 kg Front Axle, 10433 kg Rears, Spicer S23170 Drive Axles, 3.91:1 Axle Ratio, 15876 kg GVWR, Air Ride Cab, 28 in Flat Top Sleeper Cab, Aluminum Wheels, 11R22.5, 4-Bag Air Ride Suspension, 202 in Wheelbase, Air Sliding 5th Wheel, Headache Rack, Dual Fuel Tanks, Hour Meter Reads 14995