245/40 R20 Nokian WR A4 variants

Weight index

Select: 9999

Speed index

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

This combination is not available.

MFSNo

RunflatNo

Nokian WR A4 is a winter tyre made in total of 59 sizes, ranging from R16 to R16 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 245/40 R20 is 40mm wider than the narrowest dimension (205) and 0mm narrower than the widest one (245). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (245mm), which results in 98mm sidewall height. In 245/40 R20, there is only one possible speed index for Nokian WR A4 - "W", which is good for speeds up to 270 km/h.