Detroit DD13, 435 HP, 382,299 Miles, Jake, Detroit 12 Speed Automatic Transmission, 12000# FA, 40000# RA, 2.62 Ratio, Air Ride Cab, 11R22.5, Airliner Air Ride Suspension, 178" WB, Air Sliding 5th Wheel, Dual Fuel Tanks, New Steers, Tilt, Cruise, A/C, Stereo. Clean! Clean! Clean!