Charles LeclercPlayer·Charles Leclerc and Lewis HamiltonPlayer·Lewis Hamilton are set to share more than team colours in Barcelona, as Ferrari turns free practice into a controlled experiment on one of the most sensitive systems on a modern Formula 1 car.
After two race weekends undermined by braking issues, Leclerc will test the same brake specification currently used by Hamilton on the SF-26 during the first practice session ahead of the Spanish Grand PrixCompetition·Spanish Grand Prix at Circuit de Barcelona-CatalunyaVenue·Circuit de Barcelona-Catalunya. The move marks a notable shift in Ferrari’s internal approach, with the team aligning its two drivers’ hardware in a critical performance area to stabilise Leclerc’s season.
In recent rounds in Canada and Monaco, Leclerc’s car has suffered serious braking problems that affected three of the four brakes, costing him pace and confidence under heavy deceleration. At his home race in Monte Carlo, those troubles culminated in a late crash shortly before the finish, followed by a storm of criticism aimed at his existing supplier, BremboTeam·Brembo. For a driver who builds his lap time on precision into tight braking zones, the lack of consistency has been costly.
Hamilton, by contrast, has been running a mixed braking package on his SF-26. His car uses BremboTeam·Brembo components in some areas but relies on discs and pads from French manufacturer Carbon IndustriesTeam·Carbon Industries, a combination he previously favoured during his time with Mercedes. That configuration was requested by Hamilton over the winter, tested by Ferrari in pre-season running in Bahrain and, according to reports, has been in place on his side of the garage since the Japanese Grand Prix.
The internal comparison has been impossible to ignore. While overall performance is shaped by many factors, Hamilton has not encountered the same recurrent braking complaints. For a team chasing marginal gains against rivals across the grid, the question was inevitable: could Leclerc’s troubles be eased by mirroring Hamilton’s specification?
Barcelona will start to provide the answer. Leclerc is expected to use the Carbon IndustriesTeam·Carbon Industries discs and pads during the opening hour of practice, matching Hamilton’s configuration. The Spanish circuit is a demanding test bed, with heavy stops into Turn 1 and the final chicane exposing any instability under braking, yet offering ample data over long runs.
From Ferrari’s perspective, this is a structured A/B test wrapped in a Grand Prix weekend. Engineers will be able to overlay Leclerc and Hamilton’s telemetry, isolating how the new hardware affects pedal feel, temperature management and wear across a full stint. If Leclerc finds a more predictable response, the team gains a clear path towards standardising the solution across both cars.
For Leclerc, the stakes are equally clear. A return to braking confidence would allow him to push deeper into braking zones, recover time in qualifying and race trim, and remove one recurring variable from a season already complicated by reliability and execution questions. If the trial fails to deliver, he still has the option to revert to his previous BremboTeam·Brembo-only configuration, but it would leave Ferrari with fewer straightforward levers to pull.
The test also underlines the evolving dynamic between Ferrari’s two star drivers. Rather than guarding individual preferences, Hamilton’s proven setup has become the reference point for an in-house solution to Leclerc’s problems. In competitive terms, Hamilton risks losing a small area of potential advantage if Leclerc immediately adapts and benefits from the same hardware. For the team, however, the priority is clear: maximising the combined performance of both cars in a tightly packed field.
Looking ahead to the rest of the season, the outcome in Barcelona is likely to influence Ferrari’s brake supply strategy and development priorities. A successful trial could lock in the BremboTeam·Brembo–Carbon IndustriesTeam·Carbon Industries combination as the default package, while also shaping how the team approaches future updates to cooling, ducting and suspension geometry around the front end of the car.
For now, the focus is on Friday. One practice hour in Barcelona will not decide the championship, but it may decide how Ferrari asks its drivers to stop — and, by extension, how confidently Charles LeclercPlayer·Charles Leclerc can attack the corners that define the next phase of his campaign.
Hamilton and Leclerc navigate the hairpin at the F1 Monaco Grand Prix. (Icon Sportswire/IMAGO)
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