Why should you not drive a car with an empty roof box? | iKörkort.nu
Stäng
HOME
LOG IN
SIGN UP
THE LICENCE GAME
THE ROAD TO YOUR LICENCE
LICENCE THEORY
FREE TEST
ROAD SIGNS
FIND A TRAFFIC SCHOOL
LANGUAGE

Common theory questions

Why should you not drive a car with an empty roof box?

An empty roof box does not weigh much, but its height, shape and placement increases air resistance so much that fuel consumption increases by approximately 10%.

Always remove roof racks and roof boxes when not in use.