1955 Mercedes-Benz 300 SLR ,The Mercedes-Benz 300 SLR Uhlenhaut Coupé | Auction Details | RM Sotheby's,The Mercedes-Benz 300 SLR Uhlenhaut Coupé | Auction Details | RM Sotheby's,The most valuable car in the world: Mercedes-Benz 300 SLR Uhlenhaut Coupe sold for an all-time record price of 135 million EUR to establish “Mercedes- Benz Fund”,$143 Million 1955 Mercedes 300 SLR Uhlenhaut Coupe Most Expensive Car