Viking Protech NewGen is a summer tyre made in total of 92 sizes, ranging from R15 to R15 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 235/50 R18 is 60mm wider than the narrowest dimension (175) and 60mm narrower than the widest one (295). This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (235mm), which results in 117.5mm sidewall height. In
235/50 R18, Protech NewGen usually competes against
ZV7, which is a tyre from
Avon with a rating of 12%, compared to 32% of the
Viking in question.
Summer
