Kumho ECSTA Sport S PS72 is a summer tyre made in total of 2 sizes, ranging from R20 to R20 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 255/40 R20 is 10mm wider than the narrowest dimension (245) and 0mm narrower than the widest one (255). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (255mm), which results in 102mm sidewall height. In
255/40 R20, ECSTA Sport S PS72 usually competes against
RainSport 5, which is a tyre from
Uniroyal with a rating of 65%, compared to 65% of the
Kumho in question.
Summer
