Dunlop SP Winter Sport 4D is a winter tyre made in total of 49 sizes, ranging from R15 to R15 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 225/55 R17 is 30mm wider than the narrowest dimension (195) and 60mm narrower than the widest one (285). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (225mm), which results in 123.75mm sidewall height. In
225/55 R17, SP Winter Sport 4D usually competes against
P ZERO PZ4, which is a tyre from
Pirelli with a rating of 86%, compared to 0% of the
Dunlop in question.
