Rounds 1/2
Streets of St. Pete
March 12-14 | St. Petersburg, Florida
Rounds 3/4
Circuit of the Americas
April 23-26 | Austin, Texas
Rounds 5/6/7
Indianapolis Grand Prix
May 7-9 | Indianapolis, Indiana
Round 8
Lucas Oil Raceway
May 22 | Brownsburg, Indiana
Rounds 9/10
Road America
June 19-21 | Elkhart Lake, Wisconsin
Rounds 11/12
Streets of Toronto
July 10-12 | Toronto, Ontario
Rounds 13/14
Mid-Ohio Sports Car Course
August 13-16 | Lexington, Ohio
Rounds 15/16
Portland International Raceway
September 3-6 | Portland, Oregon
Rounds 17/18
Laguna Seca
September 18-20 | Monterey, California
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