215/75R17.5 In Inches – Tire Size & Wheel Fitment Guide

What tire size is 215/75R17.5 in Inches?

The 215/75R17.5 tire has an overall diameter of 30.2 inches, a section width of 8.5 inches, and can be mounted on 17.5 inches height of rim. The equivalent tire size in the high flotation system is 30.2x8.5R17.5.

	Inches	Millimeters
Tire Diameter	30.2	767
Section Width	8.5	215
Rim Height	17.5	445
Sidewall Height	6.3	161.3
Circumference	94.9	2409.6

8.5"

30.2"

94.9"

17.5"

6.3"

667.9 Revs/Mile

To make it clear, we'll break down each part of the 215/75R17.5 tire size to know what these numbers represent & how they may affect your tire's performance:

How big is a 215/75R17.5 tire?

A 215/75R17.5 tire has a height of 30.2 inches (767 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 unloaded.

How wide is a 215/75R17.5 tire?

The 215/75R17.5 tire has a width of 8.5 inches (215 mm). This is the measurement at its thickest point, the distance between the outer sidewall and the inner sidewall’s widest point, also called as tread width or section width.

You can put a slightly narrower or wider tire on a rim as long as it falls within the manufacturer's recommended tire width range.

215/75R17.5 sidewall height

The 215/75R17.5 has a sidewall height of 6.3 inches (161.3 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 215/75R17.5 tire?

You can mount the 215/75R17.5 tire on a rim with a height of 17.5 inches.

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

215/75R17.5 circumference

The 215/75R17.5 tire has a circumference of 94.9 inches (2409.6 mm), This is the measurement of the distance the tire travels in one revolution.

The tire circumference is important for your vehicle's overall performance, affecting its speedometer acceleration, accuracy and fuel efficiency.

215/75R17.5 Revolutions

The 215/75R17.5 performs 667.9 revs/mile. Revolutions per mile indicate the number of times a tire rotates while it covers the distance of one mile.

Compatible Tire Sizes for 215/75R17.5

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 215/75R17.5: