This is the bolt pattern, also referred to as the stud pattern or PCD (which stands for pitch circle diameter). The PCD is measured in mm from the centre of one bolt hole to the centre of the next hole but one as shown.
For example with 4x108, 4 is the number of holes and 108mm is the measurement.

What is wheel PCD?

4x108

PCD or Bolt pattern

Here's a list of current 4x108 wheels in the Cades range.4x108 is the bolt pattern, also referred to as the stud pattern or PCD (which stands for pitch circle diameter). The wheels will only fit cars that require this wheel spec. Some popular cars are:

Citroen C2, C3, C4, Saxo, Xsara, Picasso, DS 3, DS 4, DS 5
Ford (4 stud models) B-MAX, EcoSport, Escort, Fiesta, Ikon, KA, Puma, Sport Ka, StreetKa
Mazda 121, Mazda 2

Peugeot 1007, 106, 205, 206, 207, 208, 3008, 301, 305, 306, 307, 308, 309, 405

Call us to see if it fits your car if it's not on the list.