Imperial All Season Driver 235/40 R18

Imperial All Season Driver is a allround tyre made in total of 139 sizes, ranging from R13 to R13 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 235/40 R18 is 90mm wider than the narrowest dimension (145) and 40mm narrower than the widest one (275). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (235mm), which results in 94mm sidewall height. In 235/40 R18, All Season Driver usually competes against Turanza All Season 6, which is a tyre from Bridgestone with a rating of 92%, compared to 15% of the Imperial in question.