A rare Mercedes-Benz race car sold for $142 million on May 5, securing its place as the most expensive car ever sold. RM Sotheby’s announced the sale of the 1955 Mercedes-Benz 300 SLR Uhlenhaut Coupe for 135 million euros, or about $142 million, at the Mercedes-Benz Museum in Stuttgart, Germany. The auction was by-invitation. The sale price catapulted far above the previous record for most expensive car sold at auction set by a 1962 Ferrari 250 GTO at $48.5 million in 2018 and surpassed ...