Phoenix: Ed Carpenter, Ed Carpenter Racing Chevrolet, Tony Kanaan, A.J. Foyt Enterprises Chevrolet, Graham Rahal, Rahal Letterman Lanigan Racing Honda,
Ed Carpenter, Ed Carpenter Racing Chevrolet, Tony Kanaan, A.J. Foyt Enterprises Chevrolet, Graham Rahal, Rahal Letterman Lanigan Racing Honda,