2015 Early

Tyres - dimensions

The car's wheels (wheel rims) and tyres have a certain dimension, see the examples in the table below.

The car has an approval for the complete vehicle. This means that certain combinations of wheels (wheel rims) and tyres are approved.

The dimensions are stated on all car tyres. Example of designation: 225/50R17 98W.

225Tyre width (mm)
50Ratio between tyre wall height and tyre width (%)
RRadial ply
17Rim diameter in inches (")
98Codes for the maximum permitted tyre load, tyre load index (LI)
WSpeed rating for maximum permitted speed, speed rating (SS). (In this case 270 km/h.)

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