The 2006 Mercedes Benz G Class is a four door Luxury vehicle featuring Wagon-like characteristics. Originally designed for military use, the G Class is offered in two models – the G500 and the G55. The G500 comes equipped with a 292 horsepower 5.0-liter gas-powered V8 with 4WD and a 5-speed automatic transmission. The G55 features a 469 horsepower 5.5-liter gas-powered V8 with 4WD and a 5-speed automatic transmission also. Comfort and convenience features include dual zone auto climate control, keyless entry, navigation and a trip computer.