Road America: #28: Romain Grosjean, Andretti Autosport Honda, #60: Simon Pagenaud, Meyer Shank Racing Honda, #3: Scott McLaughlin, Team Penske Chevrolet, #77: Callum Ilott, Juncos Hollinger Racing Chevrolet, #9: Scott Dixon, Chip Ganassi Racing Honda, start
#28: Romain Grosjean, Andretti Autosport Honda, #60: Simon Pagenaud, Meyer Shank Racing Honda, #3: Scott McLaughlin, Team Penske Chevrolet, #77: Callum Ilott, Juncos Hollinger Racing Chevrolet, #9: Scott Dixon, Chip Ganassi Racing Honda, start