ALL-Terrain T/A KO3
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Specifications
| Size | LT285/55R20 D ALL Terrain T/A K03 |
|---|---|
| Width | 285 mm |
| Aspect ratio | 55 |
| Rim diameter | R20 |
| Load index | 117/114 |
| Speed rating | S |
| Ply rating | 8 |
| Season | All-Weather |
|---|---|
| Treadwear warranty | 50,000 miles |
| Tread depth | 15/32" |
| Weight | 58.84 lbs |
| Max pressure | 65 psi |
| Severe snow (3PMSF) | Yes |
| Run-flat | No |
About the BFGoodrich ALL-Terrain T/A KO3
All-Weather All-Terrain Passenger Light Truck/SUV tire.
Features
* Aggressive tread design and open shoulder* M+S Rated* Carries the Three-Peak Mountain Snowflake (3PMSF) symbol* 50,000 Mile Treadwear Limited Warranty
Benefits
* Provide superior traction in rain, mud and light snow* Maximum load carrying capacity and durability* Meets the required performance criteria for Use in Severe Snow Conditions
Understanding the LT285/55R20 D size
In the size code 285/55R20, 285 is the section width in millimetres (about 11.2"). 55 is the aspect ratio — the sidewall height is 55% of the width, or roughly 156.8 mm. R20 means radial construction on a 20-inch wheel, giving an approximate overall diameter of 32.3".
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 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 BFGoodrich ALL-Terrain T/A KO3 is built for
The BFGoodrich ALL-Terrain T/A KO3 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 $333.74 per tire, a full set of four costs $1334.96. That sits close to the average for the 53 tires we stock in this size. Backed by a 50,000-mile treadwear warranty, that works out to roughly $26.70 per 1,000 miles across the set.
Frequently asked questions
What does the tire size 285/55R20 mean?
285 is the section width in millimetres, 55 is the aspect ratio (sidewall height as a percentage of width, about 156.8 mm), and R20 indicates radial construction for a 20-inch wheel. Overall diameter is approximately 32.3 inches.
What are the load and speed ratings of the BFGoodrich ALL-Terrain T/A KO3 LT285/55R20 D?
Its load index of 117 allows up to 2,833 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 BFGoodrich ALL-Terrain T/A KO3 LT285/55R20 D tires cost?
A single tire is $333.74 and a set of four is $1334.96, covered by a 50,000-mile treadwear warranty.
Is the BFGoodrich ALL-Terrain T/A KO3 rated for snow?
Yes. It carries the three-peak mountain snowflake (3PMSF) symbol, meaning it met a standardised severe snow traction test.
Does the ALL-Terrain T/A KO3 come in other sizes?
Yes — we stock 125 additional ALL-Terrain T/A KO3 sizes besides LT285/55R20 D. Fit only a size approved for your vehicle.