275/25R30 in inches

How tall is a 275 25R30 tire?

When converted to inches, the equivalent of a 275/25R30 tire size is 35.4x10.8R30. It means that:

  • height overall (or diameter) is 35.4 inches
  • tread width is 10.8 inches
  • wheel diameter is 30 inches

Learn more

275/25R30 tire size in inches
275/25R30 tire size chart

275/25R30 tire size in inches

275/25R30 Height / overall diameter: 35.4 inches
Height / overall diameter
35.4 inches
275/25R30 Tread width: 10.8 inches
Tread width
10.8 inches
275/25R30 Sidewall: 2.7 inches
2.7 inches
275/25R30 Wheel diameter: 30 inches
Wheel diameter
30 inches
275/25R30 Circumference: 111.2 inches
111.2 inches
275/25R30 Revolutions: 570 per mile
570 per mile

275/25R30 — what does it mean?

  • 275 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
  • 30 is a wheel diameter (or rim) in inches

275/25R30 tire code
275/25R30 tire code

How to convert 275 25R30 to inches?

First of all, we need to divide 275 mm (width) by 25.4 (mm to inch conversion), which will give us a width of 10.8″. Then, 25% of the 10.8″ will result in 2.7″ sidewall.

To get the total height or tire diameter, we need to sum the 30″ rim diameter with two of the sidewall heights. It will result in a 35.4″ total tire diameter (or height).

For your convenience, below is a table for 275/25R30 conversion to inches:

Inches Metric
Overall diameter (height) 35.4″ 899 mm
Tread width 10.8″ 275 mm
Wheel diameter 30″ 899 mm
Sidewall height 2.7″ 69 mm
Circumference 111.2″ 2823 mm
Revolutions 570 / ml 354 / km

Alternatives to a 275/25R30 tire

If you're looking to upsize your 275 25R30 tires, try to stay within 3% deviation of an overall diameter for safety reasons.

Tire Tire diameter Width Wheel Size
255/30R30 36″ 0.41% 10″ 30″
315/20R30 35″ -0.28% 12.4″ 30″