The H3T is powered by a 242-hp 3.7-liter inline five-cylinder engine and a standard 5-speed manual or optional 4-speed automatic transmission, while the H3T Alpha features a 300-hp 5.3-litre V8 power for increased towing capacity and quicker acceleration. This midsize truck features standard full-time four-wheel drive, 32-inch tires, functional skid shields and hill start assist. The H3T offers front and rear locking differentials, specifically-tuned shocks, 4.03:1 low-range gearing in the transfer case and 33-inch tires as part of the available Off-Road Adventure Suspension Package. OnStar, XM satellite radio and Bluetooth wireless connectivity are standard. A premium Monsoon audio system, rear parking camera and a navigation system are available. Standard safety features include anti-lock brakes, stability and traction control, and frontal and curtain side-impact airbags.For 2010, the available V8 engine is now flexible fuel.