5–7 Apr | Pittsburgh International Race Complex, United States | ||
3–5 May | Watkins Glen International, United States | ||
31 May–2 Jun | Virginia International Raceway, United States | ||
28–30 Jun | Summit Point Motorsports Park, United States | ||
18–20 Oct | Mid-Ohio Sports Car Course, United States | ||
15–16 Nov | New Jersey Motorsports Park, United States |