155/80R17 in inches

How tall is a 155 80R17 tire?

When converted to inches, the equivalent of a 155/80R17 tire size is 26.8x6.1R17. It means that:

  • height overall (or diameter) is 26.8 inches
  • tread width is 6.1 inches
  • wheel diameter is 17 inches

Learn more

155/80R17 tire size in inches
155/80R17 tire size chart

155/80R17 tire size in inches

155/80R17 Height / overall diameter: 26.8 inches
Height / overall diameter
26.8 inches
155/80R17 Tread width: 6.1 inches
Tread width
6.1 inches
155/80R17 Sidewall: 4.9 inches
Sidewall
4.9 inches
155/80R17 Wheel diameter: 17 inches
Wheel diameter
17 inches
155/80R17 Circumference: 84.2 inches
Circumference
84.2 inches
155/80R17 Revolutions: 753 per mile
Revolutions
753 per mile

155/80R17 — what does it mean?

  • 155 stands for tread width in millimeters
  • 80 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

155/80R17 tire code
155/80R17 tire code

How to convert 155 80R17 to inches?

First of all, we need to divide 155 mm (width) by 25.4 (mm to inch conversion), which will give us a width of 6.1″. Then, 80% of the 6.1″ will result in 4.9″ 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 26.8″ total tire diameter (or height).

For your convenience, below is a table for 155/80R17 conversion to inches:

Inches Metric
Overall diameter (height) 26.8″ 681 mm
Tread width 6.1″ 155 mm
Wheel diameter 17″ 681 mm
Sidewall height 4.9″ 124 mm
Circumference 84.2″ 2138 mm
Revolutions 753 / ml 468 / km

Alternatives to a 155/80R17 tire

If you're looking to upsize your 155 80R17 tires, try to stay within 3% deviation of an overall diameter for safety reasons.

Tire Tire diameter Width Wheel Size
135/90R17 26.6″ -0.18% 5.3″ 17″
145/80R17 26.2″ -0.59% 5.7″ 17″
145/90R17 27.4″ 0.54% 5.7″ 17″
165/70R17 26.2″ -0.59% 6.5″ 17″
165/80R17 27.4″ 0.54% 6.5″ 17″
205/60R17 26.6″ -0.18% 8.1″ 17″
205/65R17 27.4″ 0.54% 8.1″ 17″
215/55R17 26.2″ -0.59% 8.5″ 17″
215/60R17 27.2″ 0.36% 8.5″ 17″
225/55R17 26.8″ 0% 8.9″ 17″