The Toyo Open Country A/T III in size LT275/70R18 is a versatile all-terrain tire for a mix of daily highway driving and off-road use. Sold and shipped by BMD Tires.
Key Features
- All-terrain block pattern balances on-road manners with off-road bite
- Reinforced construction for load-carrying trucks and SUVs
- Stone ejectors help protect the tread from drilling and damage
- Siped tread elements add grip on wet and loose surfaces
Specifications
| Brand | Toyo |
|---|---|
| Model | Open Country A/T III |
| Tire Size | LT275/70R18 |
| Section Width | 275 mm |
| Aspect Ratio | 70% |
| Rim Diameter | 18 in |
| Load Index | 125/122 |
| Speed Rating | S (up to 112 mph) |
| Load Range | Load Range E |
| Season | All Terrain |
| Vehicle Type | Truck / SUV |
| SKU | DJSM_355510 |
Frequently Asked Questions
What does LT275/70R18 mean?
275 is the section width in millimetres, 70 is the aspect ratio (sidewall height as a percentage of the width), R indicates radial construction and 18 is the rim diameter in inches. The LT prefix means it is a Light Truck tire designed for higher loads.
What do the numbers 125/122S mean?
125/122 is the load index, which corresponds to the maximum load each tire is rated to carry, and S is the speed rating, rated up to 112 mph. Always match or exceed the load index and speed rating printed on your vehicle placard.
What does Load Range E mean?
Load Range E indicates a reinforced light-truck casing rated for a higher maximum inflation pressure and load than a standard passenger tire.
Is this the right tire for my driving?
This model is designed for a mix of daily highway driving and off-road use. If you are unsure, check your vehicle placard for the correct size, load index and speed rating before ordering.


