Article 5B

Brake calipers

Technical Regulations

Article 5B

FIA Source

Brake calipers

Chapter: C11

In Simple Terms

Article 5B covers the brake caliper components that teams are allowed to use and how they can be manufactured. This includes the main caliper body, pistons, seals, quick disconnects, and electronic parts, plus the hoses, pipes, and how everything attaches to the car's suspension uprights.

  • Brake calipers must be machined (manufactured to precise specifications)
  • Covers pistons, seals, and quick disconnect systems that are part of the brake assembly
  • Includes local electrical and electronic components integrated into the braking system
  • Specifies how hoses, pipes, and the entire brake system mount to the car's uprights
Official FIA Text

Machined Brake Calipers, pistons, seals, QD's, local electrical and electronic components. Hoses, pipes, and mounting system to the uprights.

brake caliperspistonssealsquick disconnectbrake hoses
2026 Season Regulations