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Gt Radial
Gt Radial ADVENTURO AT3 275/55R20
Gt Radial ADVENTURO AT3 275/55R20
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Looking for a 275/55R20 tire? The Gt Radial ADVENTURO AT3 is available now at ThreePiece.us with free shipping on every order and Affirm financing at checkout.
What 275/55R20 means
In the size 275/55R20, 275 is the section width in millimeters (10.83 in), 55 is the aspect ratio — the sidewall stands 55% as tall as the tire is wide, or 151.2 mm (5.95 in) — R denotes radial construction, and 20 is the wheel diameter in inches. That works out to an overall diameter of about 31.91 inches, turning roughly 632 revolutions per mile. Overall diameter is what matters for speedometer accuracy and clearance when you change sizes, so compare it — not just the width — against your current tire.
The service description on this tire decodes to a load index of 111 — a maximum load of 2,403 lbs per tire. The speed symbol H corresponds to a maximum sustained speed of 130 mph.
Load Range B corresponds to a 4-ply rating.
Specifications
| Size | 275/55R20 |
| Service Description | 111H |
| Load Index | 111 |
| Speed Rating | H |
| Load Range | B |
| Section Width (mm) | 275 |
| Aspect Ratio | 55 |
| Temperature Grade | BTIRE RIM DIAMETER=20TIRE TYPE=All TerrainTRACTION=ATREAD WEAR=520TREAD DEPTH=UQTG=520 A BWARRANTY=50000 |
Frequently asked questions
Will 275/55R20 tires fit my vehicle?
Check the size molded into your current tire's sidewall or the tire placard inside the driver's door jamb — if it reads 275/55R20, this tire matches your vehicle's fitment. If you're changing sizes, compare overall diameter to keep your speedometer and clearances right. See every 275/55R20 tire in stock to compare options.
How fast does this tire ship?
Every order at ThreePiece.us ships free, with fast delivery from a nationwide warehouse network. Affirm financing is available at checkout.
What does 111H mean on the Gt Radial ADVENTURO AT3?
111H breaks down as load index 111 — rated for 2,403 lbs per tire — with an H speed rating, good for a maximum sustained 130 mph.
Keep shopping
Shop all 275/55R20 tires, browse Gt Radial tires, see every Gt Radial ADVENTURO AT3 size, or view all tires at ThreePiece.us.
- BRAND:
- Gt Radial
- MODEL:
- ADVENTURO AT3
- SIZE:
- 275/55R20
- ASPECT RATIO:
- 55
- LOAD INDEX:
- 111
- LOAD RANGE:
- B
- SECTION WIDTH:
- 275
- SERVICE DESCRIPTION:
- 111H
- SPEED INDEX:
- H
- TEMPERATURE:
- BTIRE RIM DIAMETER=20TIRE TYPE=All TerrainTRACTION=ATREAD WEAR=520TREAD DEPTH=UQTG=520 A BWARRANTY=50000
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