Tire Section Width
The distance in a straight line between the sidewalls when the tire is attached to the rim, air pressure has been matched to tire standards and no weight is on the tire.
Tire Section Height
The result of subtracting rim diameter from the tire’s outer diameter and dividing by 2.
Tire Overall Diameter
Tire interval when the tire is attached to the rim, air pressure has been matched to tire standards and no weight is on the tire.
Rim Diameter
The distance between the rim bases in contact with the rim flange (almost identical to the tire’s interior diameter).