Phoenix: Takuma Sato, Rahal Letterman Lanigan Racing Honda, Max Chilton, Carlin Chevrolet, Matheus Leist, A.J. Foyt Enterprises Chevrolet
Takuma Sato, Rahal Letterman Lanigan Racing Honda, Max Chilton, Carlin Chevrolet, Matheus Leist, A.J. Foyt Enterprises Chevrolet