Callum Ilott - Juncos Hollinger Racing - Acura Gra… James Hinchcliffe - Andretti Autosport - Acura Gra… Patricio O'Ward - Arrow McLaren SP - Acura Grand P… Simon Pagenaud - Team Penske - Acura Grand Prix of… Scott Dixon - Chip Ganassi Racing - Acura Grand Pr… Dalton Kellett -A.J. Foyt Enterprises - Acura Gra… Takuma Sato - Rahal Letterman Lanigan Racing - Acu… Oliver Askew - Rahal Letterman Lanigan Racing - Ac… Graham Rahal - Rahal Letterman Lanigan Racing - Ac… Felix Rosenqvist - Arrow McLaren SP - Acura Grand… Charlie Kimball -A.J. Foyt Enterprises - Acura Gr… Hélio Castroneves - Meyer Shank Racing - Acura Gra… Will Power - Team Penske - Acura Grand Prix of Lon… Recycled Roadrunner Eurocopter AS350 N32HX Sikorsky CH-37B Mojave 58-1005 "Tired Dude" Mac Clark - Gonella Racing - Formula 4 U.S. Chara Mansur - DEForce Racing - Formula 4 U.S. Kerong Li - Jensen Global Advisors - Formula 4 U.S… Justin Arsenau - ICAR Canada Racing - Formula 4 U.… Dylan Hajicek - Crosslink/Kiwi Motorsport - Formul… Max Parker - Jensen Global Advisors - Formula 4 U.… Rodrigo Gutiérrez - DC Autosport - Formula 4 U.S. Sébastien Bourdais - A.J. Foyt Enterprises - Acur… Romain Grosjean - Andretti Autosport - Acura Grand… Marcus Ericsson - Chip Ganassi Racing - Acura Gran… Ryan Hunter-Reay - Andretti Autosport - Acura Gran… Ed Jones - Dale Coyne Racing - Acura Grand Prix of… Jimmie Johnson - Chip Ganassi Racing - Acura Grand… Max Chilton - Carlin Motorsport - Acura Grand Prix… Scott McLaughlin - Team Penske - Acura Grand Prix… Jack Harvey - Meyer Shank Racing - Acura Grand Pri… Rinus VeeKay - Ed Carpenter Racing - Acura Grand P… White Sands National Park McLaren MCL-33 (2018) Turn 6 Overtake - Acura Grand Prix of Long Beach Colton Herta - Andretti Autosport - Acura Grand Pr… Alexander Rossi - Andretti Autosport - Acura Grand… Joseph Newgarden - Team Penske - Acura Grand Prix… Conor Daly - Ed Carpenter Racing - Acura Grand Pri… Mario Andretti Drives Whelen Engineering Racing Cadillac DPi-V.R Cadillac Chip Ganassi Racing Cadillac DPi-V.R Mustang Sampling Racing/JDC-Miller MotorSports Cad… WeatherTech Racing Porsche 911 RSR-19