Vredestein ULTRAC is a summer tyre made in total of 49 sizes, ranging from R15 to R15 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 225/55 R18 is 50mm wider than the narrowest dimension (175) and 70mm narrower than the widest one (295). 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 R18, there is only one possible speed index for Vredestein ULTRAC - "", which is good for speeds up to km/h.
Relevant tyre tests in same or similiar dimension (225/55 R18)
Name | Points total | Wet | Dry | Rolling resistance | Noise | ||
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Best values in test | 214 | 47 | 92 | 13 | 5 | ||
Vredestein ULTRAC | 211 | 71 | 120 | 15 | 5 | ||
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Vredestein ULTRAC | |||||||
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Name | Wet | Dry | Rolling resistance | Noise | |||
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Best values in test | 1- | 2+ | 2+ | 2+ | |||
Vredestein ULTRAC | 2- | 2- | 2- | 2 | |||
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