16–17 Apr | Michelin Raceway Road Atlanta, United States | The event has ended. | |
22 May | Mid-Ohio Sports Car Course, United States | The event has ended. | |
25–26 Jun | Cleveland Burke Lakefront Airport, United States | The event has ended. | |
6–7 Aug | Road America, United States | The event has ended. | |
27–28 Aug | Mid-Ohio Sports Car Course, United States | The event has ended. | |
9 Oct | Virginia International Raceway, United States | The event has ended. |