Cummins ISX 455 Multi-Torque, Fuller 10 Speed, Meritor Brakes, Fuller Clutch, 3.55 Gear Ratio, Jake Brake, 238" Wheelbase, Short Turning Radius, Ultra Ride High Backseats, Batteries on Left Hand Side, 110x2 Fuel Tanks, Holland 16.8" 5th Wheel, 70" Premium Raised Roof Sleeper, Premium Interior, Driver Info Center With Fuel Usage, Trip Times, Outside Temp, Tilt Steering Column, Power Windows