Riken Road 135/80 R13

Riken Road is a tyre made in total of 27 sizes, ranging from R13 to R13 - this particular dimension is R13, which means it fits to a 13 inch/330.2mm diameter wheel. This tyre profile of 80 means the sidewall height of the tyre is 80% of the tyre width (135mm), which results in 108mm sidewall height.