Dunlop SP MAX Roadsmart II 160/70 R17

Dunlop SP MAX Roadsmart II is a winter tyre made in total of 8 sizes, ranging from R17 to R17 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 160/70 R17 is 10mm wider than the narrowest dimension (150) and 40mm narrower than the widest one (200). This tyre profile of 70 means the sidewall height of the tyre is 70% of the tyre width (160mm), which results in 112mm sidewall height.