Portland: Pietro Fittipaldi, Dale Coyne Racing Honda, Tony Kanaan, A.J. Foyt Enterprises Chevrolet, Matheus Leist, A.J. Foyt Enterprises Chevrolet
Pietro Fittipaldi, Dale Coyne Racing Honda, Tony Kanaan, A.J. Foyt Enterprises Chevrolet, Matheus Leist, A.J. Foyt Enterprises Chevrolet