Semperit Speed-Grip 3 SUV is a winter tyre made in total of 15 sizes, ranging from R17 to R17 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 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 R17, there is only one possible speed index for Semperit Speed-Grip 3 SUV - "V", which is good for speeds up to 240 km/h. Latest test in 235/55 R17 was held by ADAC in 2020, where Speed-Grip 3 SUV received rating "Sufficient" and finished on the 13. place. It was tested on a Ford Kuga.