General Altimax Winter 3 is a winter tyre made in total of 36 sizes, ranging from R13 to R13 - this particular dimension is R16, which means it fits to a 16 inch/406.4mm diameter wheel. 215/55 R16 is 60mm wider than the narrowest dimension (155) and 30mm narrower than the widest one (245). 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 R16, there is only one possible speed index for General Altimax Winter 3 - "H", which is good for speeds up to 210 km/h. In 215/55 R16, Altimax Winter 3 usually competes against I FIT LW31, which is a tyre from Laufenn with a rating of 0%, compared to 13% of the General in question.