Open Country A/T III EV
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Specifications
| Size | LT285/70R20 E Open Country A/T Iii EV |
|---|---|
| Width | 285 mm |
| Aspect ratio | 70 |
| Rim diameter | R20 |
| Load index | 128/125 |
| Speed rating | S |
| Ply rating | 10 |
| Season | All-Weather |
|---|---|
| Treadwear warranty | 50,000 miles |
| Tread depth | 16.5/32" |
| Weight | 61.1 lbs |
| Max pressure | 80 psi |
| Severe snow (3PMSF) | Yes |
| Run-flat | No |
About the Toyo Open Country A/T III EV
All-Weather All-Terrain Passenger Light Truck/SUV tire Specifically Designed for Electric Vehicles.
Features
* Aerodynamic sidewall* Staggered shoulder lugs* More evenly distributed void area* Stone ejecting blocks* Increased lateral grooves* 3D multi-wave sipes* 50,000 Mile Limited Treadwear Warranty (LT and Flotation Sizes)* 65,000 Mile Limited Treadwear Warranty (P/Euro-Metric Sizes)* M+S Rated* Carries the Three-Peak Mountain Snowflake (3PMSF) symbol
Benefits
* Provides rugged all-terrain performance and appearance* Enhance off-road traction with biting edges* Increases tread block rigidity for excellent handling and stability* Provides better worn appearance* Eject stone from grooves* Enhance traction on all surfaces, including snow* Help reduce irregular wear* Meets the required performance criteria for Use in Severe Snow Conditions
Understanding the LT285/70R20 E size
In the size code 285/70R20, 285 is the section width in millimetres (about 11.2"). 70 is the aspect ratio — the sidewall height is 70% of the width, or roughly 199.5 mm. R20 means radial construction on a 20-inch wheel, giving an approximate overall diameter of 35.7".
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 EV is built for
The Toyo Open Country A/T III EV is an all-weather tire — a year-round option certified for severe snow service, so it can stay on the vehicle through winter. It carries the three-peak mountain snowflake (3PMSF) symbol, meaning it passed a standardised severe-snow traction test. It is classified for all-terrain (a/t) use.
Price and value
At $406.80 per tire, a full set of four costs $1627.20. Backed by a 50,000-mile treadwear warranty, that works out to roughly $32.54 per 1,000 miles across the set.
Frequently asked questions
What does the tire size 285/70R20 mean?
285 is the section width in millimetres, 70 is the aspect ratio (sidewall height as a percentage of width, about 199.5 mm), and R20 indicates radial construction for a 20-inch wheel. Overall diameter is approximately 35.7 inches.
What are the load and speed ratings of the Toyo Open Country A/T III EV LT285/70R20 E?
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 EV LT285/70R20 E tires cost?
A single tire is $406.80 and a set of four is $1627.20, covered by a 50,000-mile treadwear warranty.
Is the Toyo Open Country A/T III EV 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 EV come in other sizes?
Yes — we stock 15 additional Open Country A/T III EV sizes besides LT285/70R20 E. Fit only a size approved for your vehicle.