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We offer fast shipping on every tire shipped to an installer partner or FedEx pickup location.  A nominal shipping fee will be added for oversized tires (typically larger farm, commercial and industrial sizes). Learn more about your delivery options in our <a href='/faqs' style='border-bottom: 2px dotted' target='_BLANK'>FAQ</a>.

Oversized Tires.

ST520

Promotion valid Sep 16, 2024 - Sep 22, 2024

Sign up or log in to your SimpleCrew account and purchase minimum 4 tires along with spend $600 or more to save $80

Valid for September 16 thru September 22, 2024<br/><br/>Sign up or log in to your SimpleCrew account and purchase minimum 4 tires along with spend $600 or more to save $80

w/ purchase of 4 or more tires

Best Rated  Tires

I-502

FAM210

RI151

LDL817

HTC1

G296 WHA DuraSeal

Grabber OA Wide Base

Designed for use on commercial truckers, trailers, vans, and other hauling vehicles. Commercial tires are often built for use in the drive, steer, axle, or all position in regional, line haul, urban, and pickup and delivery applications.

Vehicle

This product is not covered by a manufacturer’s treadlife warranty.

Mileage Warranty

The maximum carrying capacity for a tire determined by the manufacturer.

Load Index

Maximum speed capability to safely carry a load for an extended period of time.

Max Speed

The maximum load carrying strength at the specified inflation pressure, also known as ply rating.

Load Range

The side of the tire between the tread and rim, with cosmetic branding as well as information about the tire including manufacturer, model, size, etc.

Sidewall

Measured in 32nds of an inch, this metric shows how much tread life is left on a tire, with the tire's traction & stopping capabilities greatly diminished at 4/32nds and less. Tire manufacturers include "tire wear bars" at 2/32nds to indicate when your tire is worn out.

Tread Depth

The highest inflation pressure (measured in pounds of force per square inch, PSI) the tire is designed to contain, and should only be used when called for by the vehicle placard.

Inflation Pressure

An identifier of a particular tire line and size combination assigned by the tire manufacturer.

Part Number

Tread design (or tread pattern) can affect handling, traction & noise for different driving styles & road conditions.

Tread Design

Tire Weight

The measurement of width from a tires inner sidewall to the outer sidewall.

Section Width

The range of widths the rim of the vehicle can be for this tire to be safely mounted on.

Sumitomo ST520 Reviews

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SimpleScore™

Score breakdown:

8.0

Great

8.4

Great

8.0

Great

3 reviews

4.8

Review breakdown

Scorecard

Dry

Wet

Winter

Comfort

Noise

Treadwear

1 SimpleTire reviews

Scorecard

Dry

Wet

Winter

Comfort

Noise

Treadwear

Did you find what
you were looking for?

Sumitomo ST520 Reviews

SimpleScore™

Score breakdown:

8.0

Great

8.4

Great

8.0

Great

3 reviews

4.8

Review breakdown

Scorecard

Dry

Wet

Winter

Comfort

Noise

Treadwear

1 SimpleTire reviews

Did you find what you were looking for?

Did you find what
you were looking for?