Toyo Proxes T1R 275/40 R19

Toyo Proxes T1R is a summer tyre made in total of 30 sizes, ranging from R13 to R13 - this particular dimension is R19, which means it fits to a 19 inch/482.6mm diameter wheel. 275/40 R19 is 50mm wider than the narrowest dimension (225) and 20mm narrower than the widest one (295). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (275mm), which results in 110mm sidewall height.