Firestone Tsp3000 285/70 R19

Firestone Tsp3000 is a summer tyre made in total of 17 sizes, ranging from R17 to R17 - this particular dimension is R19, which means it fits to a 19 inch/482.6mm diameter wheel. 285/70 R19 is 275mm wider than the narrowest dimension (10) and 140mm narrower than the widest one (425). This tyre profile of 70 means the sidewall height of the tyre is 70% of the tyre width (285mm), which results in 199.5mm sidewall height.