Michelin Pilot Sport CUP 2 is a summer tyre made in total of 142 sizes, ranging from R17 to R17 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (205mm), which results in 82mm sidewall height. In
205/40 R18, Pilot Sport CUP 2 usually competes against
Eagle F1 Supersport, which is a tyre from
Goodyear with a rating of 73%, compared to 71% of the
Michelin in question.