Pirelli Cinturato Winter is a winter tyre made in total of 52 sizes, ranging from R14 to R14 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 205/55 R17 is 50mm wider than the narrowest dimension (155) and 20mm narrower than the widest one (225). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (205mm), which results in 112.75mm sidewall height. In 205/55 R17, there is only one possible speed index for Pirelli Cinturato Winter - "T", which is good for speeds up to 190 km/h. In 205/55 R17, Cinturato Winter usually competes against ALPIN 6, which is a tyre from Michelin with a rating of 67%, compared to 0% of the Pirelli in question.
