Barum Polaris 6 185/55 R16

Barum Polaris 6 is a winter tyre made in total of 99 sizes, ranging from R14 to R14 - this particular dimension is R16, which means it fits to a 16 inch/406.4mm diameter wheel. 185/55 R16 is 30mm wider than the narrowest dimension (155) and 70mm narrower than the widest one (255). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (185mm), which results in 101.75mm sidewall height.