Leclerc Tops Mexico GP Practice With 5 Rookies on Track

Ten rookie drivers stepped into Formula 1 machinery during the opening practice session for the Mexico City Grand Prix at the Autódromo Hermanos Rodríguez, fulfilling the sport’s mandatory young-driver rules as Ferrari set the early pace through Charles Leclerc (Grande Prêmio).

Ferrari Leads Opening Practice at Autódromo Hermanos Rodríguez

Charles Leclerc posted a benchmark lap of 1min18s128 on soft tires during Friday’s opening session (Grande Prêmio). The Italian constructor benefited from its power unit configuration at high altitude, where a smaller turbo minimizes lag out of slow corners (uol.com.br). Mercedes closely followed as Kimi Antonelli finished second, trailing the leading Ferrari by 0.659 seconds (Grande Prêmio).

Ferrari leads Mexico GP practice, but Charles Leclerc's pace raises key questions

Rookie Deployments Across the Ten Teams

The session enforced the sport’s sporting regulations requiring teams to field eligible rookies in at least two practice sessions per car across the 24-round calendar (Lance!). Ferrari stood alone among the ten outfits by running both of its regular race drivers initially alongside a junior talent (uol.com.br). Brazilian driver Rafael Câmara prepared for his future role with Haas by participating in the Interlagos session, while other teams rotated their lineups in Mexico (uol.com.br).

The complete substitute lineup featured Frederik Vesti replacing George Russell at Mercedes, Ayumu Iwasa taking over Max Verstappen’s Red Bull, and Leonardo Fornaroli stepping in for Lando Norris at McLaren (Lance!). Additional rookie appearances included Gabriele Minì in the Alpine, Ryo Hirakawa in the Haas, Freddie Slater in the Audi, Luke Browning in the Williams, Jak Crawford in the Aston Martin, Colton Herta in the Cadillac, and Nikola Tsolov in the Racing Bulls (Lance!).

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Photo: Grande Prêmio

Freddie Slater Struggles After Mechanical Setback in the Garage

Freddie Slater faced immediate setbacks in Gabriel Bortoleto’s Audi after mechanics left an active cooling apparatus attached to the car, restricting the British driver to the garage (uol.com.br). Slater managed only 14 laps and finished 21st overall with a time of 1min20s945 (Grande Prêmio). The circuit surface began heavily contaminated before grip levels improved (uol.com.br). Later in the session, a virtual safety car deployed after Jak Crawford lost power near a tight section of the track (Grande Prêmio).

Frequently Asked Questions About the Rookie Practice Session

Why do Formula 1 teams run rookie drivers during practice sessions?

Sports regulations mandate that each team must provide a rookie driver with a minimum of two practice sessions per car over the course of the 24-round championship to expand opportunities for developing talent (Lance!).

How did Charles Leclerc secure the fastest lap time?

Leclerc clocked a 1min18s128 using soft tires on the high-altitude Mexican circuit, where the Ferrari power unit design helps manage turbo lag in slow corners (uol.com.br, Grande Prêmio).

What caused Freddie Slater to lose track time in the Audi?

Mechanics left an external cooling device attached to the car, which forced the British driver to wait until the final ten minutes before recording his first timed lap (uol.com.br, Grande Prêmio).