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Gt Radial
GT Radial Adventuro AT3 P265/65R18 112S - AS086
GT Radial Adventuro AT3 P265/65R18 112S - AS086
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Looking for a 265/65R18 all season tire? The GT Radial Adventuro AT3 is available now at ThreePiece.us with free shipping on every order and Affirm financing at checkout.
What 265/65R18 means
In the size 265/65R18, 265 is the section width in millimeters (10.43 in), 65 is the aspect ratio — the sidewall stands 65% as tall as the tire is wide, or 172.2 mm (6.78 in) — R denotes radial construction, and 18 is the wheel diameter in inches. That works out to an overall diameter of about 31.56 inches, turning roughly 639 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 112 — a maximum load of 2,469 lbs per tire. The speed symbol S corresponds to a maximum sustained speed of 112 mph.
Specifications
| Size | P265/65R18 |
| Tire Type | All Season |
| Service Description | 112S |
| Load Index | 112 |
| Speed Rating | S |
| Load Range | SL |
| Section Width (mm) | 265 |
| Aspect Ratio | 65 |
| Overall Diameter (in) | 31.5 |
| Tread Depth (/32") | 13 |
| Treadwear | 520 |
| Traction Grade | A |
| Temperature Grade | B |
| UTQG | 520AB |
| Warranty | 50K |
Frequently asked questions
What kind of tire is the GT Radial Adventuro AT3?
The GT Radial Adventuro AT3 in 265/65R18 is a all season tire.
What are the treadwear and warranty ratings on the GT Radial Adventuro AT3?
This tire carries a treadwear grade of 520, traction grade A, temperature grade B under UTQG. The manufacturer's warranty is 50K.
What does 112S mean on the GT Radial Adventuro AT3?
112S breaks down as load index 112 — rated for 2,469 lbs per tire — with an S speed rating, good for a maximum sustained 112 mph.
Keep shopping
Shop all 265/65R18 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:
- P265/65R18
- Aspect Ratio:
- 65
- Load Index:
- 112
- Load Range:
- SL
- Section Width:
- 265
- Service Description:
- 112S
- Speed Index:
- S
- Temperature:
- B
- Tire Rim Diameter:
- 31.5
- Tire Type:
- All Season
- Traction:
- A
- Tread Wear:
- 520
- Tread Depth:
- 13
- UQTG:
- 520AB
- Warranty:
- 50K
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