255/45 R18 Michelin Pilot Sport 4 variants

Weight index

Select: 99, 10399103

Speed index

Select: Select, W (270 km/h), Y (300 km/h)W (270 km/h)Y (300 km/h)

This combination is not available.

MFSNo

RunflatNo

Michelin Pilot Sport 4 is a summer tyre made in total of 159 sizes, ranging from R16 to R16 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 255/45 R18 is 50mm wider than the narrowest dimension (205) and 70mm narrower than the widest one (325). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (255mm), which results in 114.75mm sidewall height. In 255/45 R18, there are 2 possible speed indexes for Michelin Pilot Sport 4 - "W","Y", which are good for speeds up to 270, 300 km/h.