8–11 Jun | ![]() |
Pittsburgh International Race Complex![]() |
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1–2 Jul | ![]() |
Watkins Glen International![]() |
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29–30 Jul | ![]() |
Mid-Ohio Sports Car Course![]() |
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16–17 Sep | ![]() |
Nelson Ledges Road Course![]() |
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14–15 Oct | ![]() |
Mid-Ohio Sports Car Course![]() |
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2–4 Nov | ![]() |
Michelin Raceway Road Atlanta![]() |
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