This is a 2008 t300 with a 315 hp paccar px8 engine and a 10 speed transmission. It has air ride suspension. The box is about 25 feet long with a roll up rear door. The mileage is about 260000. It has cold a/c and the cruise works and so do all the lights. Just serviced and dot inspected ready to work. I also have another truck like this with a Allison automatic. You can see it in Deland fl and reach me at 386 740 0025 or cell phone 386 315 7772 Ted I am a FL licensed dealer. I WILL REMOVE THE BOX IF IT IS NOT NEEDED AND [ CAN TURN IT INTO A WATER TRUCK, DUMP TRUCK OR ANY THING YOU MAY NEED.