Ovation W 586 is a winter tyre made in total of 68 sizes, ranging from R13 to R13 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 235/55 R18 is 80mm wider than the narrowest dimension (155) and 20mm narrower than the widest one (255). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (235mm), which results in 129.25mm sidewall height. In
235/55 R18, W 586 usually competes against
Blizzak LM-001, which is a tyre from
Bridgestone with a rating of 0%, compared to 0% of the
Ovation in question.
