Florida Center for Automotive ResearchFCAR

Truck Aerodynamics

Less than 10% of the aerodynamic drag associated with heavy trucks and tractor-trailer combinations is associated with skin drag. The major contribution to vehicle drag is due to form drag, i.e. flow separation from the vehicle.

  • Mirror-Cameras -> replace rear view mirrors
  • Underbody treatment
  • Side skirts
  • Gap sleeves
  • Wheel covers
  • Aerodynamic front and rear cones