Dunlop Blue Response TG is a summer tyre made in total of 99 sizes, ranging from R15 to R15 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 275/50 R20 is 80mm wider than the narrowest dimension (195) and -10mm narrower than the widest one (265). This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (275mm), which results in 137.5mm sidewall height.
Summer
