GT Radial 4Seasons is a allround tyre made in total of 52 sizes, ranging from R14 to R14 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 225/55 R18 is 70mm wider than the narrowest dimension (155) and 10mm narrower than the widest one (235). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (225mm), which results in 123.75mm sidewall height. In
225/55 R18, Radial 4Seasons usually competes against
Kinergy 4S2 H750, which is a tyre from
Hankook with a rating of 87%, compared to 0% of the
GT in question.
