Kleber Quadraxer SUV is a allround tyre made in total of 35 sizes, ranging from R16 to R16 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 215/55 R18 is 10mm wider than the narrowest dimension (205) and 40mm narrower than the widest one (255). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (215mm), which results in 118.25mm sidewall height. In 215/55 R18, there is only one possible speed index for Kleber Quadraxer SUV - "V", which is good for speeds up to 240 km/h. In 215/55 R18, Quadraxer SUV usually competes against Ventus Prime3 K125, which is a tyre from Hankook with a rating of 52%, compared to 0% of the Kleber in question.