Vredestein ULTRAC is a summer tyre made in total of 49 sizes, ranging from R15 to R15 - this particular dimension is R15, which means it fits to a 15 inch/381mm diameter wheel. 185/55 R15 is 10mm wider than the narrowest dimension (175) and 110mm narrower than the widest one (295). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (185mm), which results in 101.75mm sidewall height. In 185/55 R15, 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 (185/55 R15)
ADAC Summer tyre test 2022 185/65 R15 satisfactory Ranked #13 of 16Finishing 13th out of 16 competitors, the Vredestein Ultrac garnered a 'Satisfactory' final rating in its evaluation. This tire demonstrated strong performance in terms of safety, with particularly good ratings on both dry and wet surfaces. However, it was noted for having the highest fuel consumption among tested tires, alongside increased wear, which compromised its standing. Despite these drawbacks, its commendable handling on dry and wet roads led to a recommendation with reservations. Additionally, the Vredestein Ultrac shone in specific disciplines, excelling in dry braking and interior noise, which marked it as a standout in those areas.