Westlake Z-107 is a summer tyre made in total of 104 sizes, ranging from R13 to R13 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 235/55 R17 is 80mm wider than the narrowest dimension (155) and -40mm narrower than the widest one (195). 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 R17, Z-107 usually competes against
Ventus Prime3 K125, which is a tyre from
Hankook with a rating of 0%, compared to 23% of the
Westlake in question.