Kleber KRISALP HP3 is a winter tyre made in total of 107 sizes, ranging from R14 to R14 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 235/55 R18 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 R18, there is only one possible speed index for Kleber KRISALP HP3 - "H", which is good for speeds up to 210 km/h. In 235/55 R18, KRISALP HP3 usually competes against WinterExpert, which is a tyre from Uniroyal with a rating of 64%, compared to 73% of the Kleber in question.