Vredestein Ultrac Vorti 275/35 R21

Vredestein Ultrac Vorti is a summer tyre made in total of 80 sizes, ranging from R17 to R17 - this particular dimension is R21, which means it fits to a 21 inch/533.4mm diameter wheel. 275/35 R21 is 60mm wider than the narrowest dimension (215) and 80mm narrower than the widest one (355). This tyre profile of 35 means the sidewall height of the tyre is 35% of the tyre width (275mm), which results in 96.25mm sidewall height.