Dallara Indycar Factory explains importance of chassis

When carb day practice gets underway at the track, all of the cars competing in the Indy 500 will have at least one thing in common, a chassis made by Dallara. The Dallara Indycar Factory is just a few blocks from IMS and is a popular destination for race enthusiasts. If you're new to the sport you might be wondering what exactly is a chassis and why is it so important in auto racing. We talk to Dallara CEO and GM Stefano Deponti.