Goodtrip GR 66 is a summer tyre made in total of 2 sizes, ranging from R17 to R17 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 245/35 R20 is 20mm wider than the narrowest dimension (225) and 0mm narrower than the widest one (245). This tyre profile of 35 means the sidewall height of the tyre is 35% of the tyre width (245mm), which results in 85.75mm sidewall height. In
245/35 R20, GR 66 usually competes against
Cinturato (C3), which is a tyre from
Pirelli with a rating of 97%, compared to 0% of the
Goodtrip in question.
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