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st225-75d15 tires

Radial Trailer PT568 - RoadGuider

These tires are intended for trailer axles only, and can withstand long miles of in-line hauling. They're not meant for steering or drive axle applications, and their design offers years of reliable service in trailer applications. Choose from favorites like Gladiator, Carlisle and Goodyear trailer tires.

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

Mileage Warranty

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

Load Range

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

Tire Weight

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

Overall Diameter

117 tires available in st225-75d15

In Size st225-75d15

**Most drivers choose from our top picks**<br />They include the best matches 
                     of this tire size based on popularity, user ratings, and price.

We'll start with our 5 top picks

With similar, but improved specs to the factory tire

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Best match to original tire

Towmax STR II

The maximum carrying capacity for a tire determined by the manufacturer  
                (Single wheel applications / Dual wheel applications).

Load Index

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

Max Speed

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

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

Tread Design

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.

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st225/75d15 prostar Tires

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Prostar Radial Trailer PT568 - RoadGuider
ST225/75R15 | In stock

Vehicle
Trailer
Mileage Warranty
N/A
Load Range
Standard (SL)

Inflation Pressure
65 PSI
Part Number
738275
Tire Weight
29.7 lbs
Overall Diameter
28.3"

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st225/75d15 prostar Tires

Prostar Radial Trailer PT568 - RoadGuiderST225/75R15 | In stock

VehicleTrailerMileage WarrantyN/ALoad RangeStandard (SL)

Inflation Pressure65 PSIPart Number738275Tire Weight29.7 lbsOverall Diameter28.3"

Join the SimpleCrew and get exclusive perks.

Did you find what you were looking for?

Prostar Radial Trailer PT568 - RoadGuider
ST225/75R15 | In stock

Vehicle
Trailer
Mileage Warranty
N/A
Load Range
Standard (SL)

Inflation Pressure
65 PSI
Part Number
738275
Tire Weight
29.7 lbs
Overall Diameter
28.3"

Did you find what
you were looking for?