MERCEDES BENZ S500 is a series of the largest sedans produced by Mercedes-Benz, a division of Daimler AG. The classification was officially introduced in 1972 with the W116 S-Class, which succeeded previous Mercedes-Benz models dating to the mid-1950s. As the flagship of the Mercedes-Benz lineup, the S-Class has debuted many of the company's latest innovations, including drivetrain technologies, interior features, and safety systems (such as the first seatbelt pretensioners).[1] The S-Class has ranked as the world's best-selling luxury flagship sedan,[2] and its latest generation, the W221 S-Class, premiered in 2006 as an all-new design. As in previous iterations, the W221 S-Class is sold in standard and long wheelbase versions; V6, V8, V12, diesel and hybrid powertrains are offered.