Bridgestone Exedra Max E-MAX 170/80 R15

Bridgestone Exedra Max E-MAX is a summer tyre made in total of 18 sizes, ranging from R15 to R15 - this particular dimension is R15, which means it fits to a 15 inch/381mm diameter wheel. 170/80 R15 is 20mm wider than the narrowest dimension (150) and 30mm narrower than the widest one (200). This tyre profile of 80 means the sidewall height of the tyre is 80% of the tyre width (170mm), which results in 136mm sidewall height.