Day 4 Highlights: F1’s Exclusive 2026 Shakedown Event

The fourth day of the F1 2026 shakedown event in Barcelona witnessed a mix of triumph and trials among the competing teams. As the clock ticked down, Aston Martin made its shakedown debut, while Mercedes showcased its dominance through extensive track time.

Shakedown Highlights: Aston Martin’s Arrival and Mercedes’ Dominance

Mercedes concluded its Barcelona tests on a high note, having amassed extensive mileage. George Russell, alongside Andrea Kimi Antonelli, clocked in impressive laps, with Russell setting an unofficial best at 1m16.6s. Despite the spotlight on fastest laps, Mercedes focused on data collection and durability, areas where they excelled.

Mercedes W17 Performance

• Russell and Antonelli completed over 90 laps on the preceding Wednesday.
• The team confirmed it had utilized all three permitted test days in Barcelona.
• Feedback from drivers was overwhelmingly positive, citing strong reliability.

Antonelli expressed optimism going into the upcoming Bahrain testing, reflected in his confidence: “We go with high hopes because it’s been good.”

Aston Martin’s Late Entry

Aston Martin’s AMR26 finally took to the track, albeit later than planned. Lance Stroll piloted the car, which had recently been flown in from a previous location. In a brief stint during the final hour, Stroll achieved just five laps before a late red flag halted the session.

• The AMR26 features a distinct sidepod and engine cover design.
• Fernando Alonso is set to drive the Aston Martin on the final day.

McLaren Faces Challenges

McLaren’s day was marred by complications. Oscar Piastri, stepping in for reigning champion Lando Norris, completed 48 laps before encountering a fuel system issue. This issue forced the team to investigate and bring the car back to the garage.

Team Reactions

Piastri commented on the experience, saying it was beneficial to be back on track despite the challenges. Technical Director Mark Temple highlighted the complexity of the car, indicating a careful approach in diagnosing the problem.

Other Teams in Action

Lewis Hamilton returned to the track with Ferrari for an extensive session that included 85 laps. However, he faced minor setbacks, including an early spin due to cold tires. Meanwhile, Liam Lawson drove the Racing Bulls VCARB 03, concluding their testing after using up their allotted days.

Summary of Day 4 Activity

As the fourth day concluded, teams like Alpine, Audi, Haas, and Red Bull opted to sit out the proceedings, with plans to return for the final day of the shakedown. Notably, Red Bull had to import spare parts to recover from a previous crash.

As the teams wrap up their shakedown in Barcelona, the focus now shifts to the next phase of testing and preparation for the upcoming season.