Detroit DD13, CARB Compliant, 427,376 Miles, Jake, Eaton Fuller 10 Speed Automated Transmission, 450HP, 12000# FA, 40000# RA, 2.64 Ratio, Air Ride Cab, Aluminum Wheels, 11R22.5, Airliner Air Ride Suspension, 180" WB, Air Sliding 5th Wheel, Dual Fuel Tanks, A/C, Tilt, Cruise, and Stereo