Pirelli Scorpion Rally STR 170/60 R17

Pirelli Scorpion Rally STR is a winter tyre made in total of 10 sizes, ranging from R13 to R13 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 170/60 R17 is 40mm wider than the narrowest dimension (130) and -80mm narrower than the widest one (90). 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.