345/25R20 In Inches – Tire Size & Wheel Fitment Guide

What tire size is 345/25R20 in Inches?

The 345/25R20 tire has an overall diameter of 26.8 inches, a section width of 13.6 inches, and can be mounted on 20 inches height of rim. The equivalent tire size in the high flotation system is 26.8x13.6R20.

Tire Diameter26.8680.5
Section Width13.6345
Rim Height20508
Sidewall Height3.486.3
tire diameter
Tire Side
Tire Circumference
752.8 Revs/Mile

For easy understanding, let us break down each component of the 345/25R20 tire size to know what these numbers represent and how they may affect your vehicle's performance:

How big is a 345/25R20 tire?

A 345/25R20 tire has a height of 26.8 inches (680.5 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.

Tire Diameter
Tire diameter: 26.8 In.

How wide is a 345/25R20 tire?

The 345/25R20 tire has a width of 13.6 inches (345 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.

tread width
Tread width: 13.6 In.

345/25R20 sidewall height

The 345/25R20 has a sidewall height of 3.4 inches (86.3 mm). It’s measured from the rim to the outer edge of the tire's tread, expressed as a percentage of tire width.

sidewall height
Sidewall height: 3.4 In.

What size rim do I need for 345/25R20 tire?

You can mount the 345/25R20 tire on a rim with a height of 20 inches.

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

Rim Diameter
Rim height: 20 In.
rim width
Rim width: 12.0-13.0 In.

345/25R20 circumference

The 345/25R20 tire has a circumference of 84.2 inches (2137.9 mm), This is the measurement of the distance the tire travels in one revolution.

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

Circumference: 84.2 In.

345/25R20 Revolutions

The 345/25R20 performs 752.8 revs/mile. Revolutions per mile indicate the number of times a tire rotates while it covers the distance of one mile.

752.8 revs/mile

Compatible Tire Sizes for 345/25R20

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 345/25R20:

Tire SizeDiameterRim (H x W)
175/55R2027.6″ (+2.9%)20″ x 5.0-6.0″
215/45R2027.6″ (+2.9%)20″ x 7.0-8.0″
275/35R2027.6″ (+2.9%)20″ x 9.0-11.0″
235/30R2227.6″ (+2.9%)22″ x 8.5″
285/25R2227.6″ (+2.9%)22″ x 10.5″
155/70R1927.5″ (+2.5%)19″ x 4.0-5.0″
215/50R1927.5″ (+2.5%)19″ x 6.0-7.5″
235/35R2127.5″ (+2.5%)21″ x n/a
275/30R2127.5″ (+2.5%)21″ x 9.0-10.0″
305/35R1927.4″ (+2.2%)19″ x 10.0-12.0″
355/30R1927.4″ (+2.2%)19″ x 12.0-13.0″
145/65R2027.4″ (+2.2%)20″ x n/a
235/40R2027.4″ (+2.2%)20″ x 8.0-9.5″
315/30R2027.4″ (+2.2%)20″ x 10.5-11.5″
325/25R2127.4″ (+2.2%)21″ x 11.5-12.5″
275/25R2227.4″ (+2.2%)22″ x 10.0″
175/60R1927.3″ (+1.8%)19″ x 5.0-6.0″
235/45R1927.3″ (+1.8%)19″ x 7.5-9.0″
265/40R1927.3″ (+1.8%)19″ x 9.0-10.5″
155/60R2027.3″ (+1.8%)20″ x 4.5-5.5″
265/35R2027.3″ (+1.8%)20″ x 9.0-10.5″
265/30R2127.3″ (+1.8%)21″ x 9.0-10.0″
225/30R2227.3″ (+1.8%)22″ x n/a
305/30R2027.2″ (+1.5%)20″ x 10.5-11.5″
265/25R2227.2″ (+1.5%)22″ x n/a
295/35R1927.1″ (+1.1%)19″ x 10.0-11.5″
345/30R1927.1″ (+1.1%)19″ x 11.5-12.5″
225/40R2027.1″ (+1.1%)20″ x 7.5-9.0″
225/45R1927″ (+0.7%)19″ x 7.0-8.5″
255/40R1927″ (+0.7%)19″ x 8.5-10.0″
255/35R2027″ (+0.7%)20″ x 8.5-10.0″
295/30R2027″ (+0.7%)20″ x 10.0-11.0″
255/30R2127″ (+0.7%)21″ x 8.5-9.5″
305/25R2127″ (+0.7%)21″ x 10.5-11.5″
285/35R1926.9″ (+0.4%)19″ x 9.5-11.0″
335/30R1926.9″ (+0.4%)19″ x 11.5-12.5″
145/60R2026.9″ (+0.4%)20″ x n/a
375/20R2126.9″ (+0.4%)21″ x n/a
245/35R2026.8″ (Equal)20″ x 8.0-9.5″
245/30R2126.8″ (Equal)21″ x 8.0-9.0″
295/25R2126.8″ (Equal)21″ x 10.0-11.0″
245/40R1926.7″ (-0.4%)19″ x 8.0-9.5″
325/30R1926.7″ (-0.4%)19″ x 11.0-12.0″
285/30R2026.7″ (-0.4%)20″ x 9.5-10.5″
275/35R1926.6″ (-0.8%)19″ x 9.0-11.0″
335/25R2026.6″ (-0.8%)20″ x 11.5-12.5″
235/30R2126.6″ (-0.8%)21″ x n/a
235/35R2026.5″ (-1.1%)20″ x 8.0-9.5″
275/30R2026.5″ (-1.1%)20″ x 9.0-10.0″
135/70R1926.4″ (-1.5%)19″ x n/a
235/40R1926.4″ (-1.5%)19″ x 8.0-9.5″
315/30R1926.4″ (-1.5%)19″ x 10.5-11.5″
325/25R2026.4″ (-1.5%)20″ x 11.5-12.5″
275/25R2126.4″ (-1.5%)21″ x 10.0″
265/35R1926.3″ (-1.9%)19″ x 9.0-10.5″
265/30R2026.3″ (-1.9%)20″ x 9.0-10.0″
305/30R1926.2″ (-2.3%)19″ x 10.5-11.5″
225/35R2026.2″ (-2.3%)20″ x 7.5-9.0″
315/25R2026.2″ (-2.3%)20″ x 11.0-12.0″
225/40R1926.1″ (-2.7%)19″ x 7.5-9.0″

More tire sizes for 20" Wheel:

25″ Tire Diameter

26″ Tire Diameter

27″ Tire Diameter

28″ Tire Diameter

29″ Tire Diameter

30″ Tire Diameter

31″ Tire Diameter

32″ Tire Diameter

33″ Tire Diameter

34″ Tire Diameter

35″ Tire Diameter

36″ Tire Diameter

37″ Tire Diameter

39″ Tire Diameter

*Disclaimer: The tire size is for information purposes only, the measurement is an approximation, as tire manufacturers can have slight variations in their measurements. It's recommended to refer to the vehicle manufacturer's guidelines or consult with a tire mechanic to determine the correct tire size for your vehicle.

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