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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.

R-550

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

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.

Rim Range

The diameter of a tire that is inflated without any load applied.

Overall Diameter

Designed for short usage use in city and urban environments.

Commercial Application

Designed for the trailer axle to carry varying loads and withstand strong lateral & braking forces, along with reinforced sidewalls for curbing damage protection.

ENDS IN...

Primex R-550

1 size available
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SimpleScore™

Score breakdown:

7.8

Good

7.9

Good

7.8

Good

Professional tire installation near you.

The SimpleTire promise

Best price guarantee

Free tire replacement coverage

24/7 roadside assistance

Easy returns

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ENDS IN...

Primex R-550

SimpleScore™

Score breakdown:

7.8

Good

7.9

Good

7.8

Good

Professional tire installation near you.

The SimpleTire promise

Best price guarantee

Free tire replacement coverage

24/7 roadside assistance

Easy returns

No reviews yet

Want to share your experience with these tires?

Get technical:

Did you find what you were looking for?

Did you find what
you were looking for?