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275/50 R21 Michelin Pilot Sport 4 SUV variants
Michelin Pilot Sport 4 SUV is a summer tyre made in total of 118 sizes, ranging from R17 to R17 - this particular dimension is R21, which means it fits to a 21 inch/533.4mm diameter wheel. 275/50 R21 is 50mm wider than the narrowest dimension (225) and 60mm narrower than the widest one (335). This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (275mm), which results in 137.5mm sidewall height. In 275/50 R21, there is only one possible speed index for Michelin Pilot Sport 4 SUV - "V", which is good for speeds up to 240 km/h.
Michelin Pilot Sport 4 SUV is made in 118 sizes, starting from 225/65 R17 up to 335/30 R23.