See also:

Attaching the roof carrier
– Secure the roof carrier to roof rails 1. – Observe the manufacturer's installation instructions. ...

Traction
Traction is the result of friction between the tires and the road surface. ...

Reporting malfunctions relevant tosafety
For the USA only: The following text is reproduced as required of all manufacturers according to Title 49, Code of U.S. Federal Regulations, Part 575 pursuant to the National Traffic and Motor ...