Hankook Winter i*cept evo3 W330 is a winter tyre made in total of 88 sizes, ranging from R17 to R17 - this particular dimension is R21, which means it fits to a 21 inch/533.4mm diameter wheel. 275/35 R21 is 60mm wider than the narrowest dimension (215) and -20mm narrower than the widest one (255). This tyre profile of 35 means the sidewall height of the tyre is 35% of the tyre width (275mm), which results in 96.25mm sidewall height. In 275/35 R21, there is only one possible speed index for Hankook Winter i*cept evo3 W330 - "W", which is good for speeds up to 270 km/h. In 275/35 R21, Winter i*cept evo3 W330 usually competes against Blizzak LM-005, which is a tyre from Bridgestone with a rating of 88%, compared to 88% of the Hankook in question.