Bridgestone Blizzak LM-005 245/35 R20

Bridgestone Blizzak LM-005 is a winter tyre made in total of 213 sizes, ranging from R14 to R14 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 245/35 R20 is 90mm wider than the narrowest dimension (155) and 40mm narrower than the widest one (285). This tyre profile of 35 means the sidewall height of the tyre is 35% of the tyre width (245mm), which results in 85.75mm sidewall height.