Article C10.8.3

Treatment of Tyres

Technical Regulations

Article C10.8.3

FIA Source

Treatment of Tyres

Chapter: C10

In Simple Terms

F1 teams can only inflate their tires with regular air or nitrogen—no special moisture-removing processes allowed. Each wheel must have one sealed air chamber inside, and teams can only use blanket-style heaters to warm up their tires before and during the race.

  • Tires can only be inflated with air or nitrogen; no moisture reduction techniques permitted
  • Each wheel must maintain a single, fixed internal gas volume with no modifications
  • Only blanket-type tire heating devices are allowed; other heating methods are forbidden
Official FIA Text

Tyres may only be inflated with air or nitrogen. Moisture reduction processes forbidden. Complete Wheel must contain single fixed internal gas volume. Only blanket-type tyre heating devices permitted.

tire inflationnitrogenmoisture reductionwheel gas volumetire heating
2026 Season Regulations

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