ST245/75R16 in inches

How tall is a ST245 75R16 tire?

When converted to inches, the equivalent of a ST245/75R16 tire size is 30.4x9.6R16. It means that:

  • height overall (or diameter) is 30.4 inches
  • tread width is 9.6 inches
  • wheel diameter is 16 inches

Learn more

ST245/75R16 tire size in inches
ST245/75R16 tire size chart

ST245/75R16 tire size in inches

ST245/75R16 Height / overall diameter: 30.4 inches
Height / overall diameter
30.4 inches
ST245/75R16 Tread width: 9.6 inches
Tread width
9.6 inches
ST245/75R16 Sidewall: 7.2 inches
Sidewall
7.2 inches
ST245/75R16 Wheel diameter: 16 inches
Wheel diameter
16 inches
ST245/75R16 Circumference: 95.5 inches
Circumference
95.5 inches
ST245/75R16 Revolutions: 665 per mile
Revolutions
665 per mile

ST245/75R16 — what does it mean?

  • ST means "special trailer"
  • 245 stands for tread width in millimeters
  • 75 is an aspect ration between the tread width and the sidewall in percents
  • R means that the tire has a radial construction
  • 16 is a wheel diameter (or rim) in inches

ST245/75R16 tire code
ST245/75R16 tire code

How to convert ST245 75R16 to inches?

First of all, we need to divide 245 mm (width) by 25.4 (mm to inch conversion), which will give us a width of 9.6″. Then, 75% of the 9.6″ will result in 7.2″ sidewall.

To get the total height or tire diameter, we need to sum the 16″ rim diameter with two of the sidewall heights. It will result in a 30.4″ total tire diameter (or height).

For your convenience, below is a table for ST245/75R16 conversion to inches:

Inches Metric
Overall diameter (height) 30.4″ 772 mm
Tread width 9.6″ 245 mm
Wheel diameter 16″ 772 mm
Sidewall height 7.2″ 184 mm
Circumference 95.5″ 2424 mm
Revolutions 665 / ml 413 / km

Alternatives to a ST245/75R16 tire

If you're looking to upsize your ST245 75R16 tires, try to stay within 3% deviation of an overall diameter for safety reasons.

Tire Tire diameter Width Wheel Size
265/70R16 30.6″ 0.16% 10.4″ 16″
P265/70R16 30.6″ 0.16% 10.4″ 16″
245/75R16 30.4″ 0% 9.6″ 16″
LT245/75R16 30.4″ 0% 9.6″ 16″
275/70R16 31.2″ 0.64% 10.8″ 16″
245/70R16 29.6″ -0.66% 9.6″ 16″
255/70R16 30″ -0.33% 10″ 16″
215/85R16 30.4″ 0% 8.5″ 16″
235/80R16 30.8″ 0.32% 9.3″ 16″
265/65R16 29.6″ -0.66% 10.4″ 16″