Dunlop D251 180/70 R16

Dunlop D251 is a summer tyre made in total of 7 sizes, ranging from R13 to R13 - this particular dimension is R16, which means it fits to a 16 inch/406.4mm diameter wheel. 180/70 R16 is 30mm wider than the narrowest dimension (150) and -30mm narrower than the widest one (150). This tyre profile of 70 means the sidewall height of the tyre is 70% of the tyre width (180mm), which results in 126mm sidewall height.