A one-car auction took place at the Mercedes-Benz Museum in Stuttgart over the weekend, and the car in question—a W196 R Stromlinienwagen from 1954—sold for €51,155,000 ($53,017,370). That makes it the most expensive Grand Prix car ever sold at auction,

Collectors are crazy, and when a car pops up that no one else has ever owned in a private collection it attracts the heavy hitters. We’ve already seen it play

A $2.72 million sticker price puts the Mercedes-AMG One hypercar out of reach of all but the wealthiest car enthusiasts, but one Mercedes collector could have had 20 of them for the money he paid for a classic Benz racer last weekend.