Cat C-7 engine 350 HP with engine brake, 6 speed auto shift transmission, 2 50 gallon diesel tanks, 8Kw diesel generator with only 112 hrs. New tires with aluminum wheels, Designed to pull race car trailer with air brakes, 50 amp. Power and water to the rear ( but never has pulled any thing other than a Jeep), 1 large slide out, 2 AC units, auto leveling jacks, power awning, stainless steel under box doors, auto electric steps, Backup camera, sleep by numbers bed, train horn, 2 flatscreen TVs.