Road America: #5: Pato O’Ward, Arrow McLaren SP Chevrolet, #88: Colton Herta, Andretti Harding Steinbrenner Autosport Honda, #55: Alex Palou, Dale Coyne Racing with Team Goh Honda, #9: Scott Dixon, Chip Ganassi Racing Honda, #10: Felix Rosenqvist, Chip Ganassi Racing Honda, #21: Rinus VeeKay, Ed Carpenter Racing Chevrolet
#5: Pato O’Ward, Arrow McLaren SP Chevrolet, #88: Colton Herta, Andretti Harding Steinbrenner Autosport Honda, #55: Alex Palou, Dale Coyne Racing with Team Goh Honda, #9: Scott Dixon, Chip Ganassi Racing Honda, #10: Felix Rosenqvist, Chip Ganassi Racing Honda, #21: Rinus VeeKay, Ed Carpenter Racing Chevrolet