Portland: #5: Pato O'Ward, Arrow McLaren Chevrolet, #6: Felix Rosenqvist, Arrow McLaren Chevrolet, #7: Alexander Rossi, Arrow McLaren Chevrolet
#5: Pato O'Ward, Arrow McLaren Chevrolet, #6: Felix Rosenqvist, Arrow McLaren Chevrolet, #7: Alexander Rossi, Arrow McLaren Chevrolet