Pirelli Scorpion Trail II is a winter tyre made in total of 11 sizes, ranging from R17 to R17 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 170/60 R17 is 30mm wider than the narrowest dimension (140) and -20mm narrower than the widest one (150). This tyre profile of 60 means the sidewall height of the tyre is 60% of the tyre width (170mm), which results in 102mm sidewall height. In 170/60 R17, there are 2 possible speed indexes for Pirelli Scorpion Trail II - "V","W", which are good for speeds up to 240, 270 km/h.
