305/25R32 in inches

How tall is a 305 25R32 tire?

When converted to inches, the equivalent of a 305/25R32 tire size is 38x12R32. It means that:

  • height overall (or diameter) is 38 inches
  • tread width is 12 inches
  • wheel diameter is 32 inches

Learn more

305/25R32 tire size in inches
305/25R32 tire size chart

305/25R32 tire size in inches

305/25R32 Height / overall diameter: 38 inches
Height / overall diameter
38 inches
305/25R32 Tread width: 12 inches
Tread width
12 inches
305/25R32 Sidewall: 3 inches
3 inches
305/25R32 Wheel diameter: 32 inches
Wheel diameter
32 inches
305/25R32 Circumference: 119.3 inches
119.3 inches
305/25R32 Revolutions: 531 per mile
531 per mile

305/25R32 — what does it mean?

  • 305 stands for tread width in millimeters
  • 25 is an aspect ration between the tread width and the sidewall in percents
  • R means that the tire has a radial construction
  • 32 is a wheel diameter (or rim) in inches

305/25R32 tire code
305/25R32 tire code

How to convert 305 25R32 to inches?

First of all, we need to divide 305 mm (width) by 25.4 (mm to inch conversion), which will give us a width of 12″. Then, 25% of the 12″ will result in 3″ sidewall.

To get the total height or tire diameter, we need to sum the 32″ rim diameter with two of the sidewall heights. It will result in a 38″ total tire diameter (or height).

For your convenience, below is a table for 305/25R32 conversion to inches:

Inches Metric
Overall diameter (height) 38″ 965 mm
Tread width 12″ 305 mm
Wheel diameter 32″ 965 mm
Sidewall height 3″ 76 mm
Circumference 119.3″ 3030 mm
Revolutions 531 / ml 330 / km

Alternatives to a 305/25R32 tire

If you're looking to upsize your 305 25R32 tires, try to stay within 3% deviation of an overall diameter for safety reasons.

Tire Tire diameter Width Wheel Size