P255/65R17 in inches

How tall is a P255 65R17 tire?

When converted to inches, the equivalent of a P255/65R17 tire size is 30x10R17. It means that:

  • height overall (or diameter) is 30 inches
  • tread width is 10 inches
  • wheel diameter is 17 inches

Learn more

P255/65R17 tire size in inches
P255/65R17 tire size chart

P255/65R17 tire size in inches

P255/65R17 Height / overall diameter: 30 inches
Height / overall diameter
30 inches
P255/65R17 Tread width: 10 inches
Tread width
10 inches
P255/65R17 Sidewall: 6.5 inches
Sidewall
6.5 inches
P255/65R17 Wheel diameter: 17 inches
Wheel diameter
17 inches
P255/65R17 Circumference: 94.2 inches
Circumference
94.2 inches
P255/65R17 Revolutions: 673 per mile
Revolutions
673 per mile

P255/65R17 — what does it mean?

  • P means "passenger car"
  • 255 stands for tread width in millimeters
  • 65 is an aspect ration between the tread width and the sidewall in percents
  • R means that the tire has a radial construction
  • 17 is a wheel diameter (or rim) in inches

P255/65R17 tire code
P255/65R17 tire code

How to convert P255 65R17 to inches?

First of all, we need to divide 255 mm (width) by 25.4 (mm to inch conversion), which will give us a width of 10″. Then, 65% of the 10″ will result in 6.5″ sidewall.

To get the total height or tire diameter, we need to sum the 17″ rim diameter with two of the sidewall heights. It will result in a 30″ total tire diameter (or height).

For your convenience, below is a table for P255/65R17 conversion to inches:

Inches Metric
Overall diameter (height) 30″ 762 mm
Tread width 10″ 255 mm
Wheel diameter 17″ 762 mm
Sidewall height 6.5″ 166 mm
Circumference 94.2″ 2393 mm
Revolutions 673 / ml 418 / km

Alternatives to a P255/65R17 tire

If you're looking to upsize your P255 65R17 tires, try to stay within 3% deviation of an overall diameter for safety reasons.

Tire Tire diameter Width Wheel Size
245/70R17 30.6″ 0.49% 9.6″ 17″
255/65R17 30″ 0% 10″ 17″
265/65R17 30.6″ 0.49% 10.4″ 17″
245/65R17 29.6″ -0.33% 9.6″ 17″
275/60R17 30″ 0% 10.8″ 17″
285/60R17 30.4″ 0.33% 11.2″ 17″
265/60R17 29.6″ -0.33% 10.4″ 17″
235/70R17 30″ 0% 9.3″ 17″
225/75R17 30.4″ 0.33% 8.9″ 17″
235/75R17 30.8″ 0.65% 9.3″ 17″