Michelin CrossClimate SUV is a allround tyre made in total of 42 sizes, ranging from R16 to R16 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (215mm), which results in 107.5mm sidewall height. In 215/50 R18, there is only one possible speed index for Michelin CrossClimate SUV - "W", which is good for speeds up to 270 km/h. In 215/50 R18, CrossClimate SUV usually competes against Weather Control A005 EVO, which is a tyre from Bridgestone with a rating of 75%, compared to 83% of the Michelin in question.