Table of contents:
255/55 R20 Kumho Crugen HP91 variants
Kumho Crugen HP91 is a summer tyre made in total of 50 sizes, ranging from R16 to R16 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 255/55 R20 is 40mm wider than the narrowest dimension (215) and 20mm narrower than the widest one (275). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (255mm), which results in 140.25mm sidewall height. In 255/55 R20, there is only one possible speed index for Kumho Crugen HP91 - "Y", which is good for speeds up to 300 km/h.
Kumho Crugen HP91 is made in 50 sizes, starting from 215/65 R16 up to 275/40 R22.