GoodYear Efficientgrip Performance 2 is a summer tyre made in total of 16 sizes, ranging from R15 to R15 - this particular dimension is R21, which means it fits to a 21 inch/533.4mm diameter wheel. 255/50 R21 is 70mm wider than the narrowest dimension (185) and 0mm narrower than the widest one (255). This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (255mm), which results in 127.5mm sidewall height. In 255/50 R21, there is only one possible speed index for GoodYear Efficientgrip Performance 2 - "Y", which is good for speeds up to 300 km/h.
# | Name | Our rating | Tested in this dimension | Tested in same width dimension | Segment | Price |
---|---|---|---|---|---|---|
1. | Pirelli P ZERO PZ4 | 85%
78.5%
76.5%
| Premium | £224 109 Y |