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305/55R20 Sizing Info

305/55R20
Diameter: 33.21 inches
Sidewall Height: 6.60 inches
Radius: 16.60 inches
Rim Diameter: 20.00 inches
Section Width: 12.01 inches
Circumference: 104.33 inches
Rev/Mile: 607.31
Rim Width Range: 9″, 9.5″, 10″, 10.5″, 11″
List of 305/55R20 Sized Tires

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

General Grabber A/TX
  • Rating: 4.50 / 5
  • Truck/SUV Off-Road
Get Free Shipping!
BFGoodrich Mud-Terrain T/A KM3
  • Rating: 4.40 / 5
  • Truck/SUV Off-Road
Get Free Shipping!
BFGoodrich All-Terrain T/A KO2
  • Rating: 4.40 / 5
  • Truck/SUV Off-Road
Get Free Shipping!
General Grabber X3
  • Rating: 4.40 / 5
  • Truck/SUV Off-Road
Get Free Shipping!
Bridgestone Dueler A/T Revo 3
  • Rating: 4.30 / 5
  • Truck/SUV Off-Road
Get Free Shipping!
Goodyear Wrangler DuraTrac
  • Rating: 4.30 / 5
  • Truck/SUV Off-Road
Get Free Shipping!
Sumitomo Encounter AT
  • Rating: 4.30 / 5
  • Truck/SUV Off-Road
Get Free Shipping!
Cooper Discoverer AT3 XLT
  • Rating: 4.30 / 5
  • Truck/SUV Off-Road
Get Free Shipping!
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Tire Size 305/55R20 in inches

Below are the most common tire sizing information in inches:

305/55R20 Height - How tall is a 305/55R20 tire in inches?

This tire size is 33.209 inches tall.

305/55R20 Width in inches - How wide is a 305/55R20 tire?

This tire size is 12.008 inches wide (tread width).

What's the Sidewall Size of a 305/55R20 Tire in Inches?

This tire size has 6.604 inch sidewalls.

Other Questions About the 305/55R20 Tire Size

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

What size rims fit a 305/55R20 tire?

This tire will fit onto 20 inch wheels.

What is the next size up from 305/55R20?

The tire sizes below are the next sizes up from 305/55R20. The table shows the increase in diameter and width for each option.

Tire SizeDiameter (in)Width (in)Diameter ChangeWidth Change
315/60R2034.88212.402+ 1.673 in+ 0.394 in
345/55R2034.94113.583+ 1.732 in+ 1.575 in
35x12.5R2035.00012.500+ 1.791 in+ 0.492 in
35x13.5R2035.00013.500+ 1.791 in+ 1.492 in
35x15.5R2035.00015.500+ 1.791 in+ 3.492 in

What is the next size down from 305/55R20?

The tire sizes below are the next sizes down from 305/55R20. The table shows the decrease in diameter and width for each option.

Tire SizeDiameter (in)Width (in)Diameter ChangeWidth Change
33x11.5R2033.00011.500- 0.209 in- 0.508 in
33x6R2033.0006.000- 0.209 in- 6.008 in
33x6.5R2033.0006.500- 0.209 in- 5.508 in
275/60R2032.99210.827- 0.217 in- 1.181 in
295/55R2032.77611.614- 0.433 in- 0.394 in

What does the 305 mean in tire size?

This represents the treadwidth of the tire. The tread is 305mm wide, or 33.209 inches wide.

What does the 55 mean in tire size?

This represents the sidewall height of the tire, as a percentage of the width. The sidewall height is 55% of 305mm, or 167.75mm, which is 6.604 inches.

What does the 20 mean in tire size?

This represents the wheel diameter that this tire size fits on. This tire size is meant to fit a 20 inch wheel.



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