4MATIC and * 100,000 MILE CERTIFIED WARRANTY. Nav! White Knight! , we try to make the purchase process as easy and hassle free as possible. We encourage you to experience this for yourself when you come to look at this charming 2011 Mercedes-Benz M-Class. Designated by Consumer Guide as a Recommended Premium Midsize SUV in 2011. When H20 starts showing up in the weather forecast, you'll appreciate the AWD power delivery that helps you take control of the elements.