Open Country A/T II
🚚 Standard shipping across the country — delivered with DHL in 2-6 business days. 🔒 SSL-secured checkout.
↩️ Free returns within 30 days — unmounted tires, prepaid label, no return shipping cost.
Specifications
| Size | 275/55R20 Open Country A/T Ii |
|---|---|
| Width | 275 mm |
| Aspect ratio | 55 |
| Rim diameter | R20 |
| Load index | 117 |
| Speed rating | T |
| Tread depth | 13/32" |
|---|---|
| Weight | 49.4 lbs |
| Severe snow (3PMSF) | No |
| Run-flat | No |
About the Toyo Open Country A/T II
All-Season All-Terrain Passenger Light Truck/SUV tire available with Three Distinct Shoulder Designs. Certain Sizes Original Equipment on Select Vehicles
Features
* Wear-resistant tread compound* Aggressive sidewall and open tread block design* Polygonal blocks and zigzag sipes* Deep tread grooves with stone ejector blocks* Tie bars between blocks* P-Metric & Euro Metric sizes - mild-scalloped shoulder* LT-Metric & Flotation sizes - scalloped shoulder* Toyo Tires Limited Warranty* Limited Treadwear Warranty: P-metric/Euro Metric: 65,000 Miles/100,000 Kilometer, LT and Flotation sizes: 50,000 Miles/80,000 Kilometer* For staggered fitments, rear tires are eligible for 50% of the stated mileage warranty* 500 Mile Trial Offer
Benefits
* Excellent durability and extra treadlife* Delivers tough looks and even tougher performance in dirt, mud or snow, while maintaining a quiet ride* For excellent snow performance* Enhances mud and snow traction* Removes stones from grooves* Stablilizes tread blocks* Improved dry braking* Reduced irregular wear
Understanding the 275/55R20 size
In the size code 275/55R20, 275 is the section width in millimetres (about 10.8"). 55 is the aspect ratio — the sidewall height is 55% of the width, or roughly 151.3 mm. R20 means radial construction on a 20-inch wheel, giving an approximate overall diameter of 31.9".
The load index 117 means each tire supports up to 2,833 lbs — about 11,332 lbs across a full set of four. The speed symbol T certifies the tire to 118 mph under its rated load. Always match or exceed the load index and speed rating listed on your vehicle's door-jamb placard.
Price and value
At $179.70 per tire, a full set of four costs $718.80. That is about 11% below the average price of the 156 tires we stock in this size.
Frequently asked questions
What does the tire size 275/55R20 mean?
275 is the section width in millimetres, 55 is the aspect ratio (sidewall height as a percentage of width, about 151.3 mm), and R20 indicates radial construction for a 20-inch wheel. Overall diameter is approximately 31.9 inches.
What are the load and speed ratings of the Toyo Open Country A/T II 275/55R20?
Its load index of 117 allows up to 2,833 lbs per tire. Its speed rating of T is certified to 118 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 II 275/55R20 tires cost?
A single tire is $179.70 and a set of four is $718.80.
Does the Open Country A/T II come in other sizes?
Yes — we stock 24 additional Open Country A/T II sizes besides 275/55R20. Fit only a size approved for your vehicle.