06/2003 Kenworth T604 prime mover. 550 horsepower Cummins Signature engine with only 173,132 k's showing. 18 speed auto gearbox, with air brakes on Rockwell diffs and air bag suspension. Truck has a high-rise sleeper, PTO hydraulics, bull bar, driving lights, UHF radio, and weigh scales fitted. This is a very clean and tidy truck, inside and out.