Michelin Pilot Alpin PA4 is a winter tyre made in total of 116 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 (225mm), which results in 90mm sidewall height. In
225/40 R18, Pilot Alpin PA4 usually competes against
Winter i*cept evo3 W330, which is a tyre from
Hankook with a rating of 86%, compared to 0% of the
Michelin in question. Latest test in
225/40 R18 was held by Sportscars in 2017, where Pilot Alpin PA4 received rating "Exemplary" and finished on the 2. place. It was tested on a
.