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).[5] The S-Class has ranked as the world's best-selling luxury sedan,[6] and its latest generation, the W222 S-Class, premiered in 2013. As in previous iterations, the W222 S-Class is sold in standard and long-wheelbase versions; I4, V6, V8, V12, diesel and hybrid powertrains are offered. All models built in Mexico or sold in the United States are only available in long wheelbase.