A one-of-a-kind 1962 Mercedes-Benz 300 SL Roadster—believed to be the only example originally finished in Dunkelrot Metallic (DB 571)—is poised to captivate collectors and connoisseurs alike at the upcoming RM Sotheby's Sealed Drop Sale. Image Via RM Sotheby's 1962 Mercedes-Benz 300 SL Roadster of the April 2025 “Sealed Drop” event, this extraordinary late-production SL is among the final 209 units to receive the highly coveted alloy engine block and disc brakes, enhancements that significantly