29–31 Mar | Spring Mountain Motorsports Ranch, United States | The event has ended. | |
10–12 May | Utah Motorsports Campus, United States | The event has ended. | |
24–26 May | Circuit of the Americas, United States | The event has ended. | |
21–23 Jun | WeatherTech Raceway Laguna Seca, United States Firestone Grand Prix of Monterey | The event has ended. | |
9–11 Aug | Road America, United States | The event has ended. | |
27–29 Sep | Sonoma Raceway, United States | The event has ended. |