255/55 R20 Nokian Powerproof SUV variants
Nokian Powerproof SUV is a summer tyre made in total of 29 sizes, ranging from R17 to R17 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 255/55 R20 is 20mm wider than the narrowest dimension (235) and 40mm narrower than the widest one (295). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (255mm), which results in 140.25mm sidewall height. In 255/55 R20, there is only one possible speed index for Nokian Powerproof SUV - "Y", which is good for speeds up to 300 km/h.
Nokian Powerproof SUV is made in 29 sizes, starting from 235/65 R17 up to 295/40 R21.
Nokian Powerproof SUV in tyre tests
Relevant tyre tests in same or similiar dimension (255/55 R20)
| Name | Wet | Dry | Offroad | ||||
|---|---|---|---|---|---|---|---|
| Best values in test | 1- | 2+ | 1- | ||||
| Nokian Powerproof SUV | 2- | 2 | 2- | ||||
| Show test details | |||||||