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235/45 R18 Barum Polaris 5 variants
Barum Polaris 5 is a winter tyre made in total of 74 sizes, ranging from R13 to R13 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 235/45 R18 is 100mm wider than the narrowest dimension (135) and 20mm narrower than the widest one (255). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (235mm), which results in 105.75mm sidewall height. In 235/45 R18, there is only one possible speed index for Barum Polaris 5 - "V", which is good for speeds up to 240 km/h.
Barum Polaris 5 is made in 74 sizes, starting from 135/80 R13 up to 255/40 R19.
