Vredestein ULTRAC VORTI+ is a tyre made in total of 56 sizes, ranging from R18 to R18 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (225mm), which results in 101.25mm sidewall height. In 225/45 R18, there is only one possible speed index for Vredestein ULTRAC VORTI+ - "", which is good for speeds up to km/h. Latest test in 225/45 R18 was held by Autobild in 2022, where ULTRAC VORTI+ received rating "Exemplary" and finished on the 2. place. It was tested on a BMW 3.