[2] Separate entry lists were released for both events with identical participants, apart from a sponsor change for Felix Rosenqvist from NTT Data to Monster Energy.
All cars run a Dallara safety tub utilizing the IndyCar mandated Universal Aero Kit 18.
The new and now two-time Indy 500 Takuma Sato won the pole for Sunday's race with a time of 24.6577 seconds.
The first 14 laps of the race were run under caution as a result of a six-car crash coming to the green flag.
The second race began under caution after a vehicle spilled oil on the track during the pace laps.