Pirelli Winter Sottozero 3 235/45 R17

Pirelli Winter Sottozero 3 is a winter tyre made in total of 27 sizes, ranging from R16 to R16 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 235/45 R17 is 30mm wider than the narrowest dimension (205) and 120mm narrower than the widest one (355). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (235mm), which results in 105.75mm sidewall height.