Wheel nuts are used to fasten the wheels at the hubs and are available in different versions.
Wheels and tyres - approved dimensions
In certain countries not all approved dimensions are indicated by the registration document or other documents. The following table shows all approved combinations of wheel rims and tyres. Information on engine and type of gearbox is required to read the table. For information with respect to these details, see Type designations. For information on the minimum permitted load index (LI) and the minimum permitted speed rating (SS), see Load index and speed rating. ✓ = Approved
Wheel and wheel rim dimensions
Wheel and rim dimensions are designated in accordance with the examples in the table below.
The warning triangle is used to warn other road users of a stationary vehicle.