325/80R16 In Inches – Tire Size & Rim Fitment Guide

What size tire is 325/80R16 in Inches?

The 325/80R16 tire has an overall diameter of 36.5 inches, a section width of 12.8 inches, and can be mounted on 16 x 8.5-11.0 inches rim. The equivalent tire size in the high flotation system is 36.5x12.8R16.

	Inches	Millimeters
Tire Diameter	36.5	926.4
Section Width	12.8	325
Rim Height	16	406
Sidewall Height	10.2	260
Circumference	114.6	2910.4

12.8"

36.5"

114.6"

16"

10.2"

553 Revs/Mile

To easy understanding, let us break down each component of the 325/80R16 tire size to know what these numbers represent and how they may affect your vehicle's performance:

How tall is a 325/80R16 tire?

A 325/80R16 tire has a height of 36.5 inches (926.4 mm). This is the measurement from the bottom to the highest point at the top of a tire through its exact center when inflated and no load.

How wide is a 325/80R16 tire?

The 325/80R16 has a width of 12.8 inches (325 mm). This is the tire measurement at its thickest point, the distance between the inner sidewall’s and the outer sidewall’s widest point, also known as section width or tread width.

325/80R16 sidewall height

The sidewall height of a 325/80R16 is 10.2 inches (260 mm). It’s measured from the rim to the outer edge of the tire's tread, expressed as a percentage of tire width.

What size rim do I need for 325/80R16 tire?

You can put on a rim with a height of 16 inches and a rim width ranging from 8.5-11.0 inches for a 325/80R16 tire. (Based on recommendations of The Tire and Rim Association (TRA))

Putting very wide tires on narrow rims or vice versa can result in reduced performance of the tire.

325/80R16 circumference

The 325/80R16 tire has a circumference of 114.6 inches (2910.4 mm), This is the measurement of the distance the tire covers in one full rotation.

The tire circumference plays a crucial role in your vehicle's overall performance, affecting its speedometer accuracy, acceleration and fuel efficiency.

325/80R16 Revolutions

The 325/80R16 performs 553 revs/mile. Revolutions per mile indicate the number of times a tire rotates while it covers the distance of one mile.

Alternative Tire Sizes for 325/80R16

As a rule, you can replace the tire within a 3% difference in tire diameter (height) of the OEM tire size. However, it should be considered as a general guideline, not a hard and fast rule. Here is a list of compatible tire sizes for 325/80R16: