Pirelli CARRIER is a summer tyre made in total of 41 sizes, ranging from R14 to R14 - this particular dimension is R15, which means it fits to a 15 inch/381mm diameter wheel. 225/70 R15 is 60mm wider than the narrowest dimension (165) and 10mm narrower than the widest one (235). This tyre profile of 70 means the sidewall height of the tyre is 70% of the tyre width (225mm), which results in 157.5mm sidewall height. In 225/70 R15, there is only one possible speed index for Pirelli CARRIER - "S", which is good for speeds up to 180 km/h. In 225/70 R15, CARRIER usually competes against Vantra LT RA18, which is a tyre from Hankook with a rating of 0%, compared to 0% of the Pirelli in question.