165/70R12 in Inches

A 165/70R12 tire has a 21.1-inch diameter, a 6.5-inch width, and is designed for a 12-inch rim.

In high flotation terms, this tire is labeled as 21.1x6.5R12.

165/70R12 Tire Size
6.5"
21.1"
165/70R12 Tire Size in Inches
165/70R12 Tire Circumference
66.3"
12"
4.5"
956.1 revs/mile

165/70R12 Tire Overview

Height
21.1 inches
Wheel Diameter
12 inches
Tire Width
6.5 inches
Circumference
66.3 inches
Sidewall Height
4.5 inches
Revolutions
956.1 per mile
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What does 165/70R12 mean?

165/70R12 tire size meaning in inches

165/70R12 is a tire size with the following dimensions:

  • 165 is the width of the tire in millimeters. This number also indicates the appropriate width of the rim on which the tire should be mounted.
  • 70 is the aspect ratio, which is the ratio of the tire's height to its width. This affects the tire's handling and ride comfort
  • R indicates the tire's construction type, meaning it has a radial construction. This provides stability and precision to the tire.
  • 12 is the diameter of the wheel in inches, on which the tire is to be mounted.

165/70R12 Tire Conversion

DimensionsInchesMillimeters
Tire Diameter21.1 in535.8 mm
Section Width6.5 in165 mm
Rim Height12 in304 mm
Sidewall Height4.5 in115.5 mm
Circumference66.3 in1683.3 mm
Revolutions956.1 revs/mile
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FAQ About 165/70R12 Tire

How tall is a 165/70R12 tire?

The height (or diameter) of a 165/70R12 tire is 21.1 inches

How wide is a 165/70R12 tire?

The width of a 165/70R12 tire is 165 mm, which is about 6.5 inches.

What size rim fits a 165/70R12 tire?

A 165/70R12 tire fits on a rim that is 12 inches in diameter.

What does the 70 in a 165/70R12 tire mean?

The 70 in a 165/70R12 tire refers to the aspect ratio, meaning the height of the tire's sidewall is 70% of its width.


Alternative Tire Sizes for 165/70R12

Typically, it's recommended to choose a tire with a diameter (height) within 3% of the original equipment manufacturer (OEM) tire size.

However, keep in mind that this is a general guideline and not an absolute rule.

Here are some tire sizes that are compatible with the 165/70R12:

Tire SizeDiameterRim
145/80R1221.1″ (Equal)12 x 3.5-5.0
135/80R1220.5″ (-2.8%)12 x 3.5-4.5
155/70R1220.5″ (-2.8%)12 x 4.0-5.0