The Mercedes-Benz M-Class is an ideal sport utility vehicle for the family, allowing five passengers to sit comfortably. This all-weather SUV has muscular, wedge-shaped design cues and luxurious interiors. It is available in four versions: the ML 350 SUV, ML 320 CDI SUV, ML 550 SUV and ML 63 AMG. For 2008, the ML 500 gets a more powerful engine and is now called ML 550 with AMG styling; deep front and rear aprons; 19-inch AMG wheels; and running boards. The M-Class offers a basic warranty of 48 months or 50,000 miles.