Mercedes-Benz W251

The Mercedes-Benz W251 is an automobile sold as the R-Class. It is a crossover vehicle, similar to MPVs but also to crossover SUVs. Based on the W164 M-Class SUV, it was introduced in 2005 as a 2006 model.

R63 AMG

The AMG version of the W251, the R63 AMG, was introduced at the 2006 North American International Auto Show as a 2007 model. It features a 6.2 L V8 engine producing 503 hp (375 kW) and 465 ft·lbf (630 N·m) of torque. Mercedes-Benz's 7G-Tronic seven-speed automatic transmission is standard.