Michelin CrossClimate+ is a allround tyre made in total of 81 sizes, ranging from R13 to R13 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 215/65 R17 is 70mm wider than the narrowest dimension (145) and 40mm narrower than the widest one (255). This tyre profile of 65 means the sidewall height of the tyre is 65% of the tyre width (215mm), which results in 139.75mm sidewall height. In 215/65 R17, there is only one possible speed index for Michelin CrossClimate+ - "V", which is good for speeds up to 240 km/h. In 215/65 R17, CrossClimate+ usually competes against CrossClimate 2, which is a tyre from Michelin with a rating of 95%, compared to 71% of the Michelin in question.