Going thru some troubles finding a 90/90/16 tire here in the states and thought these sites may help others. This one calculates a change in tire size to see how it affects gearing, speedometer and clearances.... https://www.tacomaworld.com/tirecalc?tires=90-80r16-90-90r16 This site interchanges between the confusing variety of measurement standards.... https://www.denniskirk.com/learn/tire-sizes-explained
