Gislaved Ultra Speed 2 205/65 R15

Gislaved Ultra Speed 2 is a summer tyre made in total of 90 sizes, ranging from R15 to R15 - this particular dimension is R15, which means it fits to a 15 inch/381mm diameter wheel. 205/65 R15 is 30mm wider than the narrowest dimension (175) and 90mm narrower than the widest one (295). This tyre profile of 65 means the sidewall height of the tyre is 65% of the tyre width (205mm), which results in 133.25mm sidewall height.