Insights from the Final Day of Bahrain's Second Pre-Season Testing Session
The concluding day of the second pre-season test at Bahrain International Circuit has provided crucial data for teams preparing for the 2026 season. F1.com's Lawrence Barretto examines the key takeaways and technical developments from this final testing opportunity.

As the second pre-season testing window at the Bahrain International Circuit drew to a close, teams completed their final preparation work ahead of the season's competitive action. Lawrence Barretto, reporting for F1.com, offers a comprehensive breakdown of what the third and final day of testing revealed about the current state of F1 machinery and team performance.
The session provided teams with their last chance to gather meaningful data under controlled testing conditions, with valuable information collected across a range of track scenarios and setup configurations. Drivers pushed their cars to the limit while engineers monitored telemetry and gathered feedback essential for fine-tuning their competitive packages before racing begins in earnest.
This concluding test day represented a critical moment for teams to address any remaining technical concerns and validate the progress made during the opening test sessions. With the 2026 season approaching, every lap counted as teams sought to optimize performance and resolve any outstanding issues identified during earlier testing phases. The insights gained during these final hours proved instrumental in shaping team strategies and vehicle development heading into the campaign ahead.
Original source
Formula1.com
Related Regulations
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Full Regulation Text
Article B11.2.7
TCC Opportunities
Chapter: B
In Simple Terms
Teams are limited to specific testing opportunities throughout the year: one private 5-day test and two public 3-day tests before the season starts, plus a 1-day test after the season ends. They can also do tire testing (up to 40 car days) and one 1-day substitute driver test. These rules prevent teams from gaining unfair advantages through excessive testing.
- Pre-season testing limited to one 5-day private test and two 3-day public tests
- Post-season testing restricted to one 1-day test only
- Out-of-competition tire testing capped at 40 car days maximum
- One additional 1-day test allowed for substitute drivers
Official FIA Text
TCC limited to pre-season private collective testing (one 5-day test), pre-season public collective testing (two 3-day tests), post-season test (one 1-day test), out-of-competition tyre testing (maximum 40 car days), and substitute driver test (one 1-day test).
Article B11.2.1
TCC General Conditions
Chapter: B
In Simple Terms
Teams can conduct TCC (Tyre Compatibility Check) testing on European circuits for a maximum of 9 continuous hours between 9:00 AM and 7:00 PM, but only when there's no championship competition happening. Teams need permission if they want to do it differently.
- Maximum 9 continuous hours allowed per TCC session
- Testing window is 09:00 to 19:00 (9 AM to 7 PM)
- Only permitted on European circuits
- Cannot take place during championship competition weekends
Official FIA Text
TCC may only take place for maximum continuous nine hours between 09:00 and 19:00 on European circuits unless agreed otherwise, while no championship competition is taking place.
Article B11.2
Provisions for TCC
Chapter: B
In Simple Terms
TCC (Testing of Current Cars) sessions on European tracks are limited to a maximum of 9 hours per day, running between 9 AM and 7 PM. Only current-season F1 cars can be used (except for special tire testing), and drivers without a super license must use cars with a blue-green rear light.
- TCC sessions on European circuits limited to maximum 9 hours daily between 09:00-19:00
- Only current F1 cars permitted, except during out-of-competition tire testing
- Non-super license drivers must use cars equipped with blue-green rear light
- TCC restricted to specific testing types: pre-season testing, post-season test, tire testing, and substitute driver tests
Official FIA Text
TCC running limited to maximum nine hours between 09:00 and 19:00 on European circuits. Only current cars permitted except for out-of-competition tyre testing. Cars driven by non-super licence holders must have blue-green rear light. TCC limited to pre-season private/public collective testing, post-season test, out-of-competition tyre testing, and substitute driver test.
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