From cutting curfews to grid penalties – 10 rule changes you need to know about for the 2023 F1 season

While F1’s rules are remaining largely the same in 2023 following last year’s major reset, there are still technical and sporting changes of note for the campaign ahead, as we explain in our pre-season rundown…

1. Ride height and diffusers adjusted

With some teams encountering porpoising upon the arrival of F1’s new-spec cars last year, which feature ground-effect aerodynamics, a set of floor-based flexibility and monitoring measures arrived for the second half of the 2022 season, and more have been outlined for 2023.

In short, four additional changes will come into play this year: floor edges have been raised by 15mm; the diffuser throat height has been raised; the diffuser edge stiffness has been increased; and an additional sensor has been mandated to more effectively monitor the porpoising phenomenon.

These adjustments should, in theory, make significant porpoising a thing of the past and, as such, keep the focus on the thrilling action that F1’s rules reset has delivered.

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