Imperial SnowDragon UHP is a winter tyre made in total of 68 sizes, ranging from R16 to R16 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 235/55 R18 is 60mm wider than the narrowest dimension (175) and 60mm narrower than the widest one (295). 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, SnowDragon UHP usually competes against
UltraGrip Performance Gen-1, which is a tyre from
Goodyear with a rating of 0%, compared to 17% of the
Imperial in question.
Winter
