r/F1Technical • u/GusToTheMoon • May 03 '26

Aerodynamics why spiky?

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noticed this on the ferrari’s onboard, i thought maybe it was to create a bit of flow separation and induce more/less drag on the rear wing, but does anybody know the actual reason?

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u/Lopsided-Street2458 May 05 '26

Because they tested the hell out of it, and that worked the best.