255/45 R20 Imperial All Season Driver variants

Weight index

Select: 105105

Speed index

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

This combination is not available.

MFSNo

RunflatNo

Imperial All Season Driver is a allround tyre made in total of 133 sizes, ranging from R13 to R13 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 255/45 R20 is 110mm wider than the narrowest dimension (145) and 20mm narrower than the widest one (275). 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 R20, there is only one possible speed index for Imperial All Season Driver - "W", which is good for speeds up to 270 km/h.