Road Atlanta: #31 Whelen Engineering Racing Cadillac DPi, DPi: Felipe Nasr, Pipo Derani, Eric Curran, #7 Acura Team Penske Acura DPi, DPi: Helio Castroneves, Ricky Taylor, Graham Rahal, #6 Acura Team Penske Acura DPi, DPi: Juan Pablo Montoya, Dane Cameron, Simon Pagenaud, #5 Mustang Sampling Racing Cadillac DPi, DPi: Joao Barbosa, Filipe Albuquerque, Mike Conway
#31 Whelen Engineering Racing Cadillac DPi, DPi: Felipe Nasr, Pipo Derani, Eric Curran, #7 Acura Team Penske Acura DPi, DPi: Helio Castroneves, Ricky Taylor, Graham Rahal, #6 Acura Team Penske Acura DPi, DPi: Juan Pablo Montoya, Dane Cameron, Simon Pagenaud, #5 Mustang Sampling Racing Cadillac DPi, DPi: Joao Barbosa, Filipe Albuquerque, Mike Conway