The Mercedes-Benz CLS550 was a variant of the C219 CLS-Class that was introduced for the 2007 model year. The CLS 550 replaced the C219 CLS500 for the North American market, and was fitted with Mercedes' M273 E55 engine, which was a 5.5L V8 that generated 382hp which was sent to the rear wheels via a 7 speed automatic transmission. Production of the C219 Mercedes-Benz CLS550 ended in 2010, when it was replaced by the next generation C218 Mercedes-Benz CLS550.