Vredestein Ultrac Satin is a summer tyre made in total of 69 sizes, ranging from R16 to R16 - this particular dimension is R19, which means it fits to a 19 inch/482.6mm diameter wheel. 225/55 R19 is 20mm wider than the narrowest dimension (205) and 10mm narrower than the widest one (235). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (225mm), which results in 123.75mm sidewall height. In 225/55 R19, there is only one possible speed index for Vredestein Ultrac Satin - "W", which is good for speeds up to 270 km/h. In 225/55 R19, Ultrac Satin usually competes against Bravuris 5 HM, which is a tyre from Barum with a rating of 39%, compared to 0% of the Vredestein in question.