4×4 Hummer is an off road driving simulation where players can test drive a range of General Motors’ sports utility vehicles (SUVs) across challenging and exciting locations including the Grand Canyon, Crimea, Egypt and Iceland. There are a number of great off road vehicles from the General Motor’s stable to put off road drivers to test. Players can try their hand at driving the Hummer H2 SUT, Hummer H2 SUV, Hummer H3 SUV and Hummer H1 Alpha along with Saab 9-7x SUV, Cadillac Escalade, Chevrolet Tahoe, Chevrolet Trailblazer, GMC Envoy and GMC Yukon. Players have full control over all the vehicle’s 4×4 features such as the 4×4 gear box, GPS navigation, center differential locking, towing devices, height controls and tire pressure as they challenge their driving skills across some of the world’s most demanding terrain.