Nankang Econex NA-1 185/70 R13

Nankang Econex NA-1 is a tyre made in total of 59 sizes, ranging from R13 to R13 - this particular dimension is R13, which means it fits to a 13 inch/330.2mm diameter wheel. 185/70 R13 is 30mm wider than the narrowest dimension (155) and -10mm narrower than the widest one (175). This tyre profile of 70 means the sidewall height of the tyre is 70% of the tyre width (185mm), which results in 129.5mm sidewall height.