Vredestein Wintrac Xtreme S 255/55 R18

Vredestein Wintrac Xtreme S is a winter tyre made in total of 87 sizes, ranging from R15 to R15 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 255/55 R18 is 40mm wider than the narrowest dimension (215) and 40mm narrower than the widest one (295). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (255mm), which results in 140.25mm sidewall height. In 255/55 R18, Wintrac Xtreme S usually competes against Wintrac Pro, which is a tyre from Vredestein with a rating of 54%, compared to 0% of the Vredestein in question.