Falken EuroWinter HS02 Pro is a winter tyre made in total of 68 sizes, ranging from R16 to R16 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 265/35 R20 is 40mm wider than the narrowest dimension (225) and -30mm narrower than the widest one (235). This tyre profile of 35 means the sidewall height of the tyre is 35% of the tyre width (265mm), which results in 92.75mm sidewall height. In 265/35 R20, there is only one possible speed index for Falken EuroWinter HS02 Pro - "W", which is good for speeds up to 270 km/h.