IndyCar has unveiled its new chassis, the IR-28, with a debut scheduled for 2028. The new car had a test run this weekend at the Indianapolis Motor Speedway’s 2.439-mile road course. Alexander Rossi from Ed Carpenter Racing was the first driver to test the IR-28, experiencing the new chassis firsthand.
The IR-28, developed with input from both Chevrolet and Honda, aims to bring new technology to the series. Rossi expressed satisfaction with the preparation and execution of the test. He remarked that this new vehicle launch was smoother than past experiences, attributing the success to the collective effort of everyone involved in the project. The anticipation surrounding the IR-28 has been high among drivers, fans, teams, and sponsors.
Despite weather-related interruptions, Rossi managed to get a preliminary feel for the car. He emphasized the standout qualities of the IR-28, noting only a minor issue with a sensor. He credited Dallara, IndyCar, and their partners for a well-executed debut. The IR-28 showcased several promising features that have yet to be fully explored.
The existing chassis, the Dallara DW12, has been in use since 2012. The IR-28 marks a significant transformation, designed from the ground up with an Aeroscreen and hybrid system. The lighter design, approximately 100 pounds less than its predecessor, has already generated excitement among drivers.
Following Rossi’s test, reigning series champion Alex Palou from Chip Ganassi Racing will drive the IR-28 on Sunday at the same track. The advancements in the IR-28 suggest a significant evolution for IndyCar racing as it integrates modern technology and safety features.

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