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  • Home
  • Tires
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    • Bridgestone
    • BF Goodrich
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34×12.5R18 Sizing Info

Diameter: 34.00 inches
Sidewall Height: 8.00 inches
Radius: 17.00 inches
Rim Diameter: 18.00 inches
Section Width: 12.50 inches
Circumference: 106.81 inches
Rev/Mile: 593.18
Rim Width Range: 9.5″, 10″, 10.5″, 11″, 11.5″
List of 34×12.5R18 Sized Tires

All of the tires listed below will fit the size you are looking for. 

BFGoodrich All-Terrain T/A KO2
  • Rating: 4.40 / 5
  • Truck/SUV Off-Road
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Tire Size 34x12.5R18 in inches

Below are the most common tire sizing information in inches:

34x12.5R18 Height - How tall is a 34x12.5R18 tire in inches?

This tire size is 34 inches tall.

34x12.5R18 Width in inches - How wide is a 34x12.5R18 tire?

This tire size is 12.5 inches wide (tread width).

What's the Sidewall Size of a 34x12.5R18 Tire in Inches?

This tire size has 8 inch sidewalls.

Other Questions About the 34x12.5R18 Tire Size

Here's some other common questions asked about this tire size:

What size rims fit a 34x12.5R18 tire?

This tire will fit onto 18 inch wheels.

What is the next size up from 34x12.5R18?

The tire sizes below are the next sizes up from 34x12.5R18. The table shows the increase in diameter and width for each option.

Tire SizeDiameter (in)Width (in)Diameter ChangeWidth Change
325/65R1834.63412.795+ 0.634 in+ 0.295 in
37x13.5R1837.00013.500+ 3 in+ 1 in
38x13.5R1838.00013.500+ 4 in+ 1 in
38x15.5R1838.00015.500+ 4 in+ 3 in

What is the next size down from 34x12.5R18?

The tire sizes below are the next sizes down from 34x12.5R18. The table shows the decrease in diameter and width for each option.

Tire SizeDiameter (in)Width (in)Diameter ChangeWidth Change
285/70R1833.70911.220- 0.291 in- 1.28 in
305/65R1833.61012.008- 0.39 in- 0.492 in
275/70R1833.15710.827- 0.843 in- 1.673 in
295/65R1833.09811.614- 0.902 in- 0.886 in
33x10.5R1833.00010.500- 1 in- 2 in



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