Technological advancements tested on the Indianapolis Motor Speedway's historic 2.5-mile oval have transitioned to everyday production models since the very first race. Some of these innovations have become more ubiquitous than others, but the race has proved a durable bridge between race car and production car.
Automotive News profiles several innovations such as the rearview mirror in 1911, four wheel hydraulic brakes in 1921, seat belts in 1922, all-wheel drive in 1932 and many others
The video below has some interesting moments from over a century of racing at the Brickyard.
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