Detroit
#31 Whelen Engineering Racing Cadillac DPi, DPi: Felipe Nasr, Pipo Derani, #6 Acura Team Penske Acura DPi, DPi: Juan Pablo Montoya, Dane Cameron, #7 Acura Team Penske Acura DPi, DPi: Helio Castroneves, Ricky Taylor, #77 Mazda Team Joest Mazda DPi, DPi: Oliver Jarvis, Tristan Nunez