This 2006 Hummer H1 Alpha is powered by a 6.6-liter turbodiesel V8 paired with a five-speed automatic transmission and a dual-range transfer case, and it is finished in gray over two-tone black and terracotta leather. Equipment includes locking differentials, dual fuel tanks, a winch, a front brush guard, a receiver hitch, 17″ wheels, a Central Tire Inflation System, heated front seats, air conditioning, an AM/FM stereo with a CD changer, roof-mounted Monsoon speakers, and rear audio controls.