February 19, 2021 to February 21, 2021
Sebring International Raceway
March 26, 2021 - 12:00 AM EDT to March 28, 2021 - 12:00 AM EDT
Michelin Raceway Road Atlanta
April 23, 2021 - 12:00 AM PDT to April 25, 2021 - 12:00 AM PDT
Sonoma Raceway
April 29, 2021 to May 01, 2021
WeatherTech Raceway Laguna Seca
August 13, 2021 - 12:00 AM CDT to August 15, 2021 - 08:00 PM CDT
Grand Prix de Trois-Rivières