305/25R32 In Inches – Tire Size & Rim Fitment Guide
What tire size is 305/25R32 in Inches?
The 305/25R32 tire has an overall diameter of 38 inches, a section width of 12 inches, and can be mounted on 32 inches height of rim. The equivalent tire size in the high flotation system is 38x12R32.
| Inches | Millimeters | |
| Tire Diameter | 38 | 965.3 |
| Section Width | 12 | 305 |
| Rim Height | 32 | 813 |
| Sidewall Height | 3 | 76.3 |
| Circumference | 119.4 | 3032.6 |
To make it clear, we'll break down each part of the 305/25R32 tire size to know what these numbers represent & how they may affect your tire's performance:
How big is a 305/25R32 tire?
A 305/25R32 tire has a height of 38 inches (965.3 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 305/25R32 tire?
The 305/25R32 tire has a width of 12 inches (305 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.
305/25R32 sidewall height
The 305/25R32 has a sidewall height of 3 inches (76.3 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 305/25R32 tire?
You can mount the 305/25R32 tire on a rim with a height of 32 inches.
Putting very narrow tires on wide rims or vice versa can result in reduced performance of the tire.
305/25R32 circumference
The 305/25R32 tire has a circumference of 119.4 inches (3032.6 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.
305/25R32 Revolutions
The 305/25R32 performs 530.7 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 305/25R32
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 305/25R32:
*Disclaimer: Please note that our tire dimensions & measurements are an approximation number, while the tire manufacturers may have different ways in calculating or rounding numbers. We recommend referring to the vehicle manufacturer's manual or checking with the tire technician to find out the correct tire size for your vehicle.
