Doc 45 - Parts and parameters been replaced and or changed during Parc Fermé
Canadian Grand Prix • Parc_Ferme
Published May 23, 2026 15:07
Summary
Several components were replaced on multiple cars during Parc Fermé under approval of the Technical Delegate ahead of the Sprint.
Explanation
The Technical Delegate approved the replacement of various parts on cars from McLaren, Red Bull, Ferrari, Williams, Aston Martin, Haas, Audi, and Alpine during Parc Fermé conditions before the Sprint. Notable changes include brake components, sidepod parts, steering assemblies, and fuel system parts. All changes were made per written requests and approved in accordance with regulation B3.5.4, which permits such replacements under specific conditions. Parameter updates related to brake and fuel system replacements were also authorized.
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