51133 was driven by legendary Monégasque racer Louis Chiron and won the 1931 French Grand Prix with the vehicle.

[4] After its short but successful racing career the vehicle was sold to French Paris-based businessman Andre Bith, who converted it for legal road use by adding fenders and headlamps.

[1] Pith eventually sold the Dubos, where and the one-off body and chassis were separated and was reverted to its original race car design.

[3] In 2009 the Dubos was restored again by his son, Jack Nethercutt II and it was repainted in the current deep metallic red.

[6]Under the Nethercutt Collection the Dubos won Best of Show at the prestigious Amelia Island Concours d'Elegance in 2005, Dana Point in 2011, Las Vegas in 2019, La Jolla in 2022, and Rodeo Drive in 2023.