145/80 R13 Sumitomo Bc100 variants
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Sumitomo Bc100 is a tyre made in total of 133 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 (145mm), which results in 116mm sidewall height. In 145/80 R13, there is only one possible speed index for Sumitomo Bc100 - "T", which is good for speeds up to 190 km/h.
145/80 R13 75 T
Sumitomo Bc100 is made in 133 sizes, starting from 145/70 R13 up to 255/45 R20.