Firestone Tsp3000 235/75 R17

Firestone Tsp3000 is a summer tyre made in total of 17 sizes, ranging from R17 to R17 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 235/75 R17 is 225mm wider than the narrowest dimension (10) and 190mm narrower than the widest one (425). This tyre profile of 75 means the sidewall height of the tyre is 75% of the tyre width (235mm), which results in 176.25mm sidewall height.