The ML500 gets a three-valve, twin-spark 302-hp V8 and more standard features. These include heated, leather covered front seats, rain-sensing wipers and Tele-Aid emergency communication. The ML500 also includes more potent brakes and an upgrade from 17-inch to 18-inch alloy wheels. It is equipped with a seven-speed automatic transmission, electronically managed 4ETS fulltime all-wheel drive, and can tow up to 5,000 pounds. Safety features include two-stage front airbags for the driver and front passenger, side-impact airbags front and rear, curtain-style airbags, and a tire pressure warning system. An Electronic Stability Program comes standard along with advanced anti-lock brakes with electronic brake-force distribution.For 2007, the Mercedes-Benz M-Class receives a diesel and AMG model.