Westlake SU318 HT 235/70 R15

Westlake SU318 HT is a summer tyre made in total of 12 sizes, ranging from R15 to R15 - this particular dimension is R15, which means it fits to a 15 inch/381mm diameter wheel. 235/70 R15 is 10mm wider than the narrowest dimension (225) and 50mm narrower than the widest one (285). This tyre profile of 70 means the sidewall height of the tyre is 70% of the tyre width (235mm), which results in 164.5mm sidewall height.