Consistent Strategy Emerges as Teams Continue Sakhir Testing With Full Pirelli Lineup
Teams continued their testing program at the Bahrain circuit on day two, utilizing all three available slick tire compounds from Pirelli's hardest range. The tire usage patterns remained consistent with the previous day's running, as teams evaluated the performance characteristics best suited to the demanding Sakhir layout.

As the second day of running unfolded at the Sakhir circuit, teams maintained their focus on Pirelli's slick tire compounds, specifically targeting the harder end of the Italian manufacturer's available options. This selection proved particularly well-suited to the demands of the challenging Bahrain layout.
The approach teams adopted mirrored the strategy employed during the first day of testing, with drivers and engineers continuing to explore the performance envelope of all three available slick variants. This methodical evaluation allowed for consistent data collection across the range of tire options, providing valuable insights into how each compound would perform across different track conditions and fuel loads.
The repetition of yesterday's tire usage pattern suggests teams found a productive testing methodology, with the harder compounds demonstrating suitability for the circuit's unique characteristics. As preparations continue at Sakhir, the consistent approach to tire evaluation underscores the meticulous nature of modern Formula 1 testing operations.
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Related Regulations
Hover over badges for quick summaries, or scroll down for full official text and simplified explanations.
Full Regulation Text
Article 9.1
Tyre Specifications
Chapter: Chapter IX - Tyres
In Simple Terms
Pirelli is F1's sole tyre supplier. Each driver gets a fixed allocation per weekend: typically 13 sets of slicks (across soft, medium, hard), plus wet weather tyres. Teams must strategically use their allocation across practice, qualifying, and the race.
- Pirelli is sole official supplier
- Fixed allocation per weekend
- Three dry compounds: soft, medium, hard
- Intermediate and wet also provided
Official FIA Text
Only tyres supplied by the official tyre supplier may be used. During a race weekend, each driver is allocated a specified number of dry weather tyre sets comprising soft, medium and hard compounds, plus intermediate and wet weather tyres.
Article B6.2.2
Complete set of tyres definition
Chapter: B6
In Simple Terms
A complete set of tyres means all four tyres on a car (two front, two rear) must be the same type and specification. You can't mix different tyre compounds or specifications on your car.
- Must have exactly 2 front tyres and 2 rear tyres
- All four tyres must be identical in specification
- Mixing different tyre types or compounds is not allowed
- Applies to all tyre changes during a race or qualifying session
Official FIA Text
A complete set of tyres comprises two front and two rear tyres all of which must be of the same specification.
Article C10.8.2
Tyre Specification
Chapter: C10
In Simple Terms
The tyre supplier (Pirelli) decides what tyres F1 cars use, but they need FIA approval. These specifications can't be changed during the season unless the FIA deems it necessary for safety reasons. Think of it as a locked-in agreement to keep competition fair.
- Tyre supplier determines specifications in agreement with the FIA
- Specifications remain fixed throughout the season for competitive fairness
- FIA has emergency authority to change tyres mid-season for safety reasons
- Changes require Formula One Commission approval, except in safety situations
Official FIA Text
Tyre specifications determined by tyre supplier in agreement with FIA. Specification cannot change without Formula One Commission agreement, except FIA may change for safety reasons during season.
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