Article C3.15.4

Front Drum Rear Deflector to Front Outboard Wheel

Technical Regulations

Article C3.15.4

FIA Source

Front Drum Rear Deflector to Front Outboard Wheel

Chapter: C3

In Simple Terms

Teams must attach the front drum deflector stay (a structural support piece) to both the front wheel and the rear deflector drum, creating one complete assembly. They can smooth the joints with rounded edges up to 10mm to improve aerodynamics and safety.

  • The front drum deflector stay must be properly integrated with the front outboard wheel and front drum rear deflector
  • Fillet radius (curved edge transitions) cannot exceed 10mm in size
  • These three components form the complete Front Wheel Bodywork Assembly
  • Proper trimming and combination of parts is mandatory for technical compliance
Official FIA Text

Each Front Drum Deflector Stay must be Trimmed and Combined to Front Outboard Wheel and Front Drum Rear Deflector. Fillet Radius no greater than 10mm may be applied. Result is Front Wheel Bodywork Assembly.

front drum deflectordeflector stayfront wheel bodyworkfillet radiusaerodynamic bodywork
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