Porsche Sprint Challenge
The Porsche Sprint Challenge North America features semi-professional drivers racing head to head in matched Porsches in the largest single-make series in North America. Powered by one of the world's most successful race cars, the Porsche 911 GT3 Cup car, the multi-class structure of the series teaches drivers essential skills for an eventual career in the SRO GT World Challenge or WeatherTech SportsCar Championship.
North America & USA West
USF Pro Championships
Road to Indy provides its competitors an opportunity to gain valuable experience on and off the track while following a clear-cut path of progression through three development series: Cooper Tires USF2000 Championship, the Indy Pro 2000 Championship Presented by Cooper Tires and Indy Lights Presented by Cooper Tires.
Radical Cup North America
The Blue Marble Radical Cup North America series is the continent’s premier Radical championship, and offers multi-class Le Mans style racing for a fraction of the price at iconic circuits across the USA, including current and former F1 and IndyCar venues.