Overview
- Brad Binder topped Friday practice with a 1:38.131 lap that undercut the previous circuit reference, with Pedro Acosta second to complete a KTM one-two.
- Marc and Álex Márquez trailed the KTMs on their Ducatis, keeping close but not matching the leading times.
- Francesco 'Pecco' Bagnaia languished in 21st and was described by Marc Márquez as struggling for confidence with his GP25.
- Authorities activated a special traffic and security plan for expected crowds of about 85,000, reporting heavy congestion on the C-35, AP-7 and C-17 near Montmeló.
- Local business groups highlight the Grand Prix as an economic engine, with Vallès Oriental hotels at full occupancy and circuit activity estimated at €500 million in annual impact across Catalonia.