... road surface.Reference sizes:205/50R16 87W,205/55R16 91W,235/50R18 97W,215/40R16XL,215/55R16XL,225/55R16XL,205/40R17XL,205/45R17XL,205/50R17XL,215/40R17XL ... ,215/45R17XL,215/505R17XL,225/45R17XL,245/45R17XL,215/35R18XL,225/40R18XL,225/45R18XL,235/40R18XL ...