Bridgestone Dueler H/L 400 265/50 R19

Bridgestone Dueler H/L 400 is a summer tyre made in total of 13 sizes, ranging from R17 to R17 - this particular dimension is R19, which means it fits to a 19 inch/482.6mm diameter wheel. 265/50 R19 is 30mm wider than the narrowest dimension (235) and 10mm narrower than the widest one (275). This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (265mm), which results in 132.5mm sidewall height.