255/45 R18 Michelin Primacy HP variants

Weight index

Select: 9999

Speed index

Select: Select, Y (300 km/h)Y (300 km/h)

This combination is not available.

MFSNo

RunflatNo

Michelin Primacy HP is a summer tyre made in total of 38 sizes, ranging from R16 to R16 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 255/45 R18 is 50mm wider than the narrowest dimension (205) and 20mm narrower than the widest one (275). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (255mm), which results in 114.75mm sidewall height. In 255/45 R18, there is only one possible speed index for Michelin Primacy HP - "Y", which is good for speeds up to 300 km/h. In 255/45 R18, Primacy HP usually competes against Primacy 4, which is a tyre from Michelin with a rating of 77%, compared to 0% of the Michelin in question.