Vredestein Wintrac Pro+ is a winter tyre made in total of 63 sizes, ranging from R17 to R17 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 235/55 R18 is 30mm wider than the narrowest dimension (205) and 90mm narrower than the widest one (325). 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, Wintrac Pro+ usually competes against
Blizzak LM-005, which is a tyre from
Bridgestone with a rating of 82%, compared to 67% of the
Vredestein in question.