Correct answer
The nominal rim diameter in inches.
The nominal rim diameter in inches, corresponding to the tyre’s internal mounting diameter. In this marking, 385 is nominal width in millimetres, 65 is the aspect ratio as a percentage and R denotes radial construction. 22.5 is neither width nor inflation pressure. Observe the dimensions and compatibility approved for the vehicle.
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The tyre’s nominal width in inches.
Inflation pressure in imperial units.
The nominal rim diameter in inches.
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