Season Schedule:
| Track |
Date |
S Streets of St. Petersburg |
5. March 2023 |
O Texas Motor Speedway |
2. April 2023 |
S Streets of Long Beach |
16. April 2023 |
R Barber Motorsports Park |
30. April 2023 |
R Indianapolis Motor Speedway Road Course |
13. May 2023 |
O Indianapolis Motor Speedway |
28. May 2023 |
S Streets of Detroit |
4. June 2023 |
R Road America |
18. June 2023 |
R Mid-Ohio Sports Car Course |
2. July 2023 |
S Exhibition Place |
16. July 2023 |
O Iowa Speedway |
22. July 2023 |
O Iowa Speedway |
23. July 2023 |
S Nashville Street Circuit |
6. August 2023 |
R Indianapolis Motor Speedway Road Course |
12. August 2023 |
O World Wide Technology Raceway |
27. August 2023 |
R Portland International Raceway |
3. September 2023 |
R WeatherTech Raceway Laguna Seca |
10. September 2023 |
R = Road course
S = Street course
O = Oval
