Toyo Open Country A/T III 31X10.50R15LT C Open Country A/T Iii
Toyo

Open Country A/T III

31X10.50R15LT C
All-Season 3PMSF
$179.51/tire $239.34
Set of 4: $718.04
Minimum order: 4 tires (sizes can be mixed) ? Selling in sets of 4 is how we keep our prices this low — and a matching set keeps your car balanced and safe.
Most drivers replace all four for even wear and handling.
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Specifications

Size31X10.50R15LT C Open Country A/T Iii
Width31 mm
Aspect ratio
Rim diameterR15
Load index109
Speed ratingS
Ply rating6
SeasonAll-Season
Treadwear warranty50,000 miles
Tread depth15.6/32"
Weight43 lbs
Max pressure50 psi
Severe snow (3PMSF)Yes
Run-flatNo

About the Toyo Open Country A/T III

All-Weather All-Terrain Passenger Light Truck/SUV and CUV tire.

Features

* New tread compound and aggressive design* More evenly distributed void area* Staggered shoulder lugs* Increased lateral grooves* 3D multi-wave sipes* Stone-ejecting blocks* Carries the Three-Peak Mountain Snowflake (3PMSF) symbol* 65,000 Mile/105,000 km Treadwear Warranty (P-Metric/Euro-Metric Sizes)* 50,000 Mile/80,000 km Treadwear Warranty (LT and Flotation Sizes)* For staggered fitments, rear tires are eligible for 50% of the stated mileage warranty* 500 Miles/45 Days Trial Offer

Benefits

* Provides confident wet braking and handling* Provides cut-and-chip resistance* Provides excellent off-road grip* Delivers a quiet and comfortable ride* Enhances on and off-road traction* Increases tread block rigidity for excellent handling stability* Provides better worn appearance* Enhance off-road traction with biting edges* Enhance traction on all surfaces, including snow* Reduce irregular wear* Eject stones from grooves* Meets the required performance criteria for Use in Severe Snow Conditions

Understanding the 31X10.50R15LT C size

In the size code 31R15, 31 is the section width in millimetres (about 1.2"). R15 means radial construction on a 15-inch wheel.

The load index 109 means each tire supports up to 2,271 lbs — about 9,084 lbs across a full set of four. The speed symbol S certifies the tire to 112 mph under its rated load. Always match or exceed the load index and speed rating listed on your vehicle's door-jamb placard.

What the Toyo Open Country A/T III is built for

The Toyo Open Country A/T III is an all-season tire, balancing dry grip, wet traction and tread life across spring, summer and autumn conditions. It carries the three-peak mountain snowflake (3PMSF) symbol, meaning it passed a standardised severe-snow traction test. It is classified for rugged-terrain (r/t) (m/t & r/t - mainly lt specific) use.

Price and value

At $179.51 per tire, a full set of four costs $718.04. That is about 8% above the average of the 46 tires we stock in this size, reflecting its position in the range. Backed by a 50,000-mile treadwear warranty, that works out to roughly $14.36 per 1,000 miles across the set.

Frequently asked questions

What does the tire size 31R15 mean?

31 is the section width and R15 indicates radial construction for a 15-inch wheel.

What are the load and speed ratings of the Toyo Open Country A/T III 31X10.50R15LT C?

Its load index of 109 allows up to 2,271 lbs per tire. Its speed rating of S is certified to 112 mph. Check your door-jamb placard and do not fit a tire rated below the vehicle's requirement.

How much does a set of 4 Toyo Open Country A/T III 31X10.50R15LT C tires cost?

A single tire is $179.51 and a set of four is $718.04, covered by a 50,000-mile treadwear warranty.

Is the Toyo Open Country A/T III rated for snow?

Yes. It carries the three-peak mountain snowflake (3PMSF) symbol, meaning it met a standardised severe snow traction test.

Does the Open Country A/T III come in other sizes?

Yes — we stock 163 additional Open Country A/T III sizes besides 31X10.50R15LT C. Fit only a size approved for your vehicle.

Other sizes of this model

Similar tires in 31/R15

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