Race Scrutineering
Bahrain Grand Prix · 2025 · 13 April 2025 · Doc 56
2025 BAHRAIN GRAND PRIX
11 - 13 April 2025
Technical Delegate's Report Before the Race:
A spare RHS front corner of car numbers 31 and 87 was digitally scanned and the scanned data
were compared with the team declared CAD drawings. Further the team declared CAD drawings
were also compared with previously submitted versions and checked for conformance with the 2025 Formula One Technical Regulations. The front wing of car number 06 was digitally scanned and the scanned data were compared with the team declared CAD drawings. Further the team declared CAD drawings were also compared with
previously submitted versions and checked for conformance with the 2025 Formula One Technical Regulations. The front wing flap adjustable range of car number 06 was digitally checked. The thickness, the density and the hardness of the skids of car numbers 18, 14, 10, 07, 87, 06 and
30 were checked.
A vertical and angled rear wing main plane deflection test was carried out on car numbers 81 and 55. A rear wing main plane tip deflection test was carried out on car numbers 81 and 55.
A front floor deflection test was carried on car number 16.
The height of the front wing gurneys were checked on car numbers 81, 04, 16, 44, 01, 22, 31, 87
and 05. The height of the rear wing gurney were checked on car numbers 81, 04, 16, 44, 01, 22, 63, 12, 18,
14, 10, 07, 31, 87, 06, 30, 27 and 05.
The ICE air intake system and the cooling system of car number 10 were checked. Clutch paddle linearity checks have been carried out on cars 44 and 22.
From The FIA Formula One Technical Delegate
To The Stewards Document 56 Date 13 April 2025 Time 22:10
On the grid it was checked that all cars had fitted their tyres and the tyre heating blankets were disconnected, when the "5-Minutes" signal was given.
The tyre control box settings were checked on the grid for the race start tyre sets of all cars.
On the grid the minimum tyre starting pressure of the LHS and RHS front and rear tyre was checked on all cars.
After the Race:
The following cars were weighed:
Number Car Driver
81 McLaren Mercedes Oscar Piastri 04 McLaren Mercedes Lando Norris 16 Ferrari Charles Leclerc 44 Ferrari Lewis Hamilton 01 Red Bull Racing Honda RBPT Max Verstappen
22 Red Bull Racing Honda RBPT Yuki Tsunoda
63 Mercedes George Russell 12 Mercedes Kimi Antonelli 18 Aston Martin Aramco Mercedes Lance Stroll
14 Aston Martin Aramco Mercedes Fernando Alonso
10 Alpine Renault Pierre Gasly 07 Alpine Renault Jack Doohan 31 Haas Ferrari Esteban Ocon 87 Haas Ferrari Oliver Bearman 06 Racing Bulls Honda RBPT Isack Hadjar
30 Racing Bulls Honda RBPT Liam Lawson
23 Williams Mercedes Alexander Albon 27 Kick Sauber Ferrari Nico Hülkenberg 05 Kick Sauber Ferrari Gabriel Bortoleto
The following aerodynamic component or bodywork areas were checked on car number 22:
- Floor Body - TR Article 3.5.1
- Floor Fences - TR Article 3.5.2 - Floor Edge Wing - TR Article 3.5.3 - Nose - TR Article 3.6.1 - Forward Chassis - TR Article 3.6.2 - Mid Chassis - TR Article 3.6.3 - Mirror Housing - TR Article 3.6.4 - Sidepod - TR Article 3.7.1 - Coke Panel - TR Article 3.7.2 - Engine Cover - TR Article 3.7.3 - Tail - TR Article 3.8.1 - Exhaust Pipe - TR Article 3.8.2 - Front Wing Profiles - TR Article 3.9.1 - Front Wing Endplate body - TR Article 3.9.2 - Front Wing Tip - TR Article 3.9.3 - Front Wing Diveplane - TR Article 3.9.4 - Front Wing Endplate - TR Article 3.9.5 - Rear Wing Profiles - TR Article 3.10.1 - Pylons - TR Article 3.10.2 - Rear Wing Beam - TR Article 3.10.3 - Rear Wing Endplate Body - TR Article 3.10.4 - Rear Wing Tip - TR Article 3.10.5 - Rear Wing Endplate - TR Article 3.10.7
A vertical and angled rear wing main plane deflection test was carried out on car number 22.
A rear wing main plane tip deflection test was carried out on car number 22.
The plank and skid wear was checked on car numbers 22, 12, 14, 07, 87, 06, 23 and 27.
The fuel pressure of all cars during the race was checked.
The logged pressure within the engine cooling system during the race was checked on all cars.
The engine high rev limit bands were checked on all cars.
Fuel flow meter calibration checksums were checked on all cars.
The instantaneous fuel mass flow of all cars was checked.
The partial load fuel mass flow of all cars was checked.
The fuel temperature of all cars was checked.
The plenum temperature was checked on all cars.
The oil consumption was checked on all cars.
The exhaust fluid mass flow of all cars was checked.
The IVT temperatures were checked on all cars.
The ES state of charge on-track limits were checked on all cars.
The lap energy release and recovery limits were checked on all cars.
The MGU-K power limits were checked on all cars.
The maximum MGU-K speed was checked on all cars.
The maximum MGU-K torque was checked on all cars.
The maximum MGU-H speed was checked on all cars.
The MGU-K use at the race start was checked on all cars.
It was checked on all cars that the ES was not charged while the car was stationary in the pits.
The torque coordinator demands were checked on all cars.
The torque control was checked on all cars.
The session type has been confirmed for all cars.
Chassis FIA checksum was checked on all cars taking part in the race.
The rear brakes pressure control was checked on all cars.
The brake temperature warnings were checked on all cars.
The steering wheel of all cars has been checked.
The race start data of all cars have been checked.
Single clutch paddle use for the race start has been checked on all cars.
It was checked that no car exceeded 80 km/h when leaving the formation grid prior to the start of the race.
It was verified on all cars that the PCU dash display configuration was not changed during Parc Fermé.
The tyre starting pressures of all cars during the race were checked.
The tyres used by all drivers during the race today have been checked.
Apart from the skid wear of car number 27 (see Document 51), all car weights and the items checked were found to be in conformity with the 2025 FIA Formula One Technical Regulations.