A 1955 Mercedes-Benz, sold for $143 million at auction, became the world’s most expensive car. The car is only one of the two Mercedes-Benz 300 SLR Uhlenhaut Coupes. On May 5, it was auctioned at a private auction held by RM Sotheby’s at the Mercedes-Benz Museum in Stuttgart to a private buyer. The auction house […]