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st225-75d15 tires

QR25-TS Trailer

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

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

Overall Diameter

All Steel

101 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

Consistently rated as excellent by experts with the highest SimpleScore among the top 5 tires.

Top SimpleScore&trade;:

Chosen by our tire experts.

Vantra Trailer (ST01)

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 gladiator Tires

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Gladiator QR25-TS Trailer
ST225/75R15 117N E | In stock

Vehicle
Trailer
Mileage Warranty
N/A
Load Index
2833 lbs/2469 lbs (117/112)

Max Speed
87 MPH (N)
Load Range
E (10 Ply)
Sidewall
Blackwall
Tread Depth
8/32nds
Inflation Pressure
80 PSI
Part Number
1943002253
Tread Design
Symmetrical
Tire Weight
40 lbs
Section Width
8.78"
Overall Diameter
28.31"

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Gladiator All Steel
ST225/75R15 121N F | In stock

Vehicle
Trailer
Mileage Warranty
N/A
Load Index
3197 lbs/2910 lbs (121/118)

Max Speed
87 MPH (N)
Load Range
F (12 Ply)
Sidewall
Blackwall
Tread Depth
10/32nds
Part Number
1943102255
Tread Design
Symmetrical
Tire Weight
27 lbs

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st225/75d15 gladiator Tires

Gladiator QR25-TS TrailerST225/75R15 117N E | In stock

VehicleTrailerMileage WarrantyN/ALoad Index2833 lbs/2469 lbs (117/112)

Max Speed87 MPH (N)Load RangeE (10 Ply)SidewallBlackwallTread Depth8/32ndsInflation Pressure80 PSIPart Number1943002253Tread DesignSymmetricalTire Weight40 lbsSection Width8.78"Overall Diameter28.31"

Join the SimpleCrew and get exclusive perks.

Gladiator All SteelST225/75R15 121N F | In stock

VehicleTrailerMileage WarrantyN/ALoad Index3197 lbs/2910 lbs (121/118)

Max Speed87 MPH (N)Load RangeF (12 Ply)SidewallBlackwallTread Depth10/32ndsPart Number1943102255Tread DesignSymmetricalTire Weight27 lbs