Ericsson Loses Indy 500 Runner-Up as Andretti, PREMA Hit with Tech Violations

Image courtesy of Walter G. Arce/ASP, Inc.
By Joey Barnes, Editor-in-Chief

The IndyCar Series handed out strong penalties on Monday afternoon after confirming its technical inspection team found Andretti Global’s No. 27 and No. 28 entry, along with PREMA Racing’s No. 90, in violation of rules following the 109th Running of the Indianapolis 500.

As a result, Marcus Ericsson (No. 28 Honda) has been stripped of his runner-up finish and relegated to 31st, while Kyle Kirkwood (No. 27 Honda) swaps his sixth-place finish for 32nd and Callum Ilott (No. 90 Chevrolet) loses his 12th-place result and is credited with 33rd. The prize money and championship race points have been adjusted to the final and official finishing positions. Additionally, each entry has been hit with a $100,000 fine, with the team/competition managers for the three entries being suspended for one race that will be served for the following round on the Streets of Detroit. 

The inspection process found both Andretti Global’s cars had modifications to the Energy Management System (EMS) cover-to-A-arm mounting points with unapproved spacers and parts. 

Per the INDYCAR rulebook, the EMS covers are required to be used as supplied. Additionally, these modifications provided the capability of enhanced aerodynamic efficiency to both cars.

Andretti Global was in violation of:

  • Rule 9.3.1. Improper Conduct – Any member attempting to or engaging in unsportsmanlike conduct, unsafe conduct, or conduct detrimental to racing; INDYCAR; and/or to the NTT INDYCAR SERIES, whether during an Event or on/off the Track, may be subject to any or all penalties.
  • Rule 14.1.2. Questions to be submitted and will be answered via IRIS. Modifications must be approved seven (7) days prior to the date of intended use.
  • Rule 14.1.3. All parts provided by an Approved Supplier must be used as supplied without modification unless otherwise approved by INDYCAR and stated in these Rules or in update bulletins.

As for PREMA’s entry in question, an inspection of the front wing assembly found the car failed to meet the minimum endplate height and location specification. 

PREMA Racing was in violation of:

  • Rule 9.3.1. Improper Conduct – Any member attempting to or engaging in unsportsmanlike conduct, unsafe conduct, or conduct detrimental to racing; INDYCAR; and/or to the NTT INDYCAR SERIES, whether during an Event or on/off the Track, may be subject to any or all penalties.
  • Rule 14.7.6.8. Front wing must adhere to the following Technical Inspection dimensions:
    • Failure of the left side minimum endplate height
  • Rule 14.7.6.4., which requires endplates, wing flaps and mainplanes remain in the designed location.

Updated results of the 2025 Indianapolis 500 can be found here.

About Joey Barnes 624 Articles
Joey Barnes is the Founder of Motorsports Tribune, an outlet that began with the goal of helping aspiring journalists break into and grow the industry. A regular on the racing scene since 2013, the journey for Joey started by covering a Grand-Am event at Circuit of The Americas in his home state of Texas. He has since primarily focused on the IndyCar Series, with appearances in the garages of NASCAR, paddocks of Formula 1, IMSA and World Endurance Championship, while also occasionally engulfing clouds of dust at the Chili Bowl Midget Nationals and select Supercross rounds. With previous stops at Autoweek, IndyCar.com, Motorsport.com and RACER, among others, Joey evolved from the singular task as a freelance writer to advanced roles behind the copy desk and alongside some of the best editorial teams in the business. Recognized as a multi-time award winner by the National Motorsports Press Association, Joey currently resides in Dallas-Fort Worth with his trusty four-legged canine companion, Rocket.

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