Michelin CrossClimate+ is a allround tyre made in total of 81 sizes, ranging from R13 to R13 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 265/35 R18 is 120mm wider than the narrowest dimension (145) and -10mm narrower than the widest one (255). 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 R18, there is only one possible speed index for Michelin CrossClimate+ - "Y", which is good for speeds up to 300 km/h. In 265/35 R18, CrossClimate+ usually competes against CrossClimate 2, which is a tyre from Michelin with a rating of 96%, compared to 71% of the Michelin in question.