Laguna Seca: #5: Pato O’Ward, Arrow McLaren SP Chevrolet, #51: Romain Grosjean, Dale Coyne Racing with RWR Honda, #45: Oliver Askew, Rahal Letterman Lanigan Racing Honda
#5: Pato O’Ward, Arrow McLaren SP Chevrolet, #51: Romain Grosjean, Dale Coyne Racing with RWR Honda, #45: Oliver Askew, Rahal Letterman Lanigan Racing Honda