Detroit DD13 (450 HP), Engine Brake, Eaton-Fuller FO-16E310C-LAS Ultrashift Automatic Transmission, Detroit DA-F-12.5-3 12,500# Steer Axle w/ Power Steering, Detroit DA-RT-40.0-4 40,000# Dual Rear Drive (3.42 Ratio), Inter Axle Locker, 196" W/B, Cam Style Drum Brakes, AirLiner Air Ride Suspension, 225/75R22.5 Steer Tires & 445/50R22.5 Drive Tires on Aluminum Alcoa Wheels, R/H Side Upright Exhaust, Fixed Aluminum Fifth Wheel, Chrome Quarter Fenders Ahead Of Front Drive Axle, Air Ride Driver's Seat, Traction Control w/ Override Switch, Power Windows, Heated Mirrors, Concert Class AM/FM Stereo (w/ Bluetooth, Aux, USB, & Sirius XM Capable)...