P1racenews AI automatic summary:
McLaren and Red Bull lead the way in the development battle at the British Grand Prix – but they have not introduced the most changes.
McLaren and Red Bull were the only two top F1 teams to announce upgrades to their cars prior to the British Grand Prix. The improvements to the MCL39 and RB21 were confirmed by the FIA in the pre-round disclosure document. McLaren introduced a revised floor geometry and a rear corner development, aimed at enhancing aerodynamic and brake cooling performance. Meanwhile, Red Bull made changes to their floor fences to optimize pressure distribution and re-profiled certain floor surfaces for added stability. Mercedes and Ferrari did not reveal any updates to their W16 and SF-25 cars for the event.
