245/55R17 in inches

How tall is a 245 55R17 tire?

When converted to inches, the equivalent of a 245/55R17 tire size is 27.6x9.6R17. It means that:

  • height overall (or diameter) is 27.6 inches
  • tread width is 9.6 inches
  • wheel diameter is 17 inches

Learn more

245/55R17 tire size in inches
245/55R17 tire size chart

245/55R17 tire size in inches

245/55R17 Height / overall diameter: 27.6 inches
Height / overall diameter
27.6 inches
245/55R17 Tread width: 9.6 inches
Tread width
9.6 inches
245/55R17 Sidewall: 5.3 inches
Sidewall
5.3 inches
245/55R17 Wheel diameter: 17 inches
Wheel diameter
17 inches
245/55R17 Circumference: 86.7 inches
Circumference
86.7 inches
245/55R17 Revolutions: 731 per mile
Revolutions
731 per mile

245/55R17 — what does it mean?

  • 245 stands for tread width in millimeters
  • 55 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

245/55R17 tire code
245/55R17 tire code

How to convert 245 55R17 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, 55% of the 9.6″ will result in 5.3″ 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 27.6″ total tire diameter (or height).

For your convenience, below is a table for 245/55R17 conversion to inches:

Inches Metric
Overall diameter (height) 27.6″ 701 mm
Tread width 9.6″ 245 mm
Wheel diameter 17″ 701 mm
Sidewall height 5.3″ 135 mm
Circumference 86.7″ 2201 mm
Revolutions 731 / ml 454 / km

Alternatives to a 245/55R17 tire

If you're looking to upsize your 245 55R17 tires, try to stay within 3% deviation of an overall diameter for safety reasons.

Tire Tire diameter Width Wheel Size
305/45R17 27.8″ 0.18% 12″ 17″
255/55R17 28″ 0.35% 10″ 17″
225/60R17 27.6″ 0% 8.9″ 17″
215/65R17 28″ 0.35% 8.5″ 17″
145/90R17 27.4″ -0.18% 5.7″ 17″
155/90R17 28″ 0.35% 6.1″ 17″
165/80R17 27.4″ -0.18% 6.5″ 17″
205/65R17 27.4″ -0.18% 8.1″ 17″
215/60R17 27.2″ -0.36% 8.5″ 17″
235/55R17 27.2″ -0.36% 9.3″ 17″