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Cooper
Cooper Discoverer Road Trail AT 265/70R18 116H - 171291049
Cooper Discoverer Road Trail AT 265/70R18 116H - 171291049
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The Cooper Discoverer Road Trail AT in 265/70R18 ships free from ThreePiece.us, with Affirm financing available at checkout and fast delivery from a nationwide warehouse network.
What 265/70R18 means
In the size 265/70R18, 265 is the section width in millimeters (10.43 in), 70 is the aspect ratio — the sidewall stands 70% as tall as the tire is wide, or 185.5 mm (7.30 in) — R denotes radial construction, and 18 is the wheel diameter in inches. That works out to an overall diameter of about 32.61 inches, turning roughly 619 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 116 — a maximum load of 2,756 lbs per tire. The speed symbol H corresponds to a maximum sustained speed of 130 mph.
Specifications
| Size | 265/70R18 |
| Tire Type | All Season |
| Service Description | 116H |
| Load Index | 116 |
| Speed Rating | H |
| Section Width (mm) | 265 |
| Aspect Ratio | 70 |
| Overall Diameter (in) | 32.64 |
| Tread Depth (/32") | 13 |
| Treadwear | 620 |
| Traction Grade | A |
| Temperature Grade | B |
| UTQG | 620AB |
| Warranty | 65K |
Frequently asked questions
What does 116H mean on the Cooper Discoverer Road Trail AT?
116H breaks down as load index 116 — rated for 2,756 lbs per tire — with an H speed rating, good for a maximum sustained 130 mph.
What kind of tire is the Cooper Discoverer Road Trail AT?
The Cooper Discoverer Road Trail AT in 265/70R18 is a all season tire.
What are the treadwear and warranty ratings on the Cooper Discoverer Road Trail AT?
This tire carries a treadwear grade of 620, traction grade A, temperature grade B under UTQG. The manufacturer's warranty is 65K.
Keep shopping
Shop all 265/70R18 tires, browse Cooper tires, see every Cooper Discoverer Road Trail AT size, or view all tires at ThreePiece.us.
- BRAND:
- Cooper
- Model:
- Discoverer Road Trail AT
- Size:
- 265/70R18
- Aspect Ratio:
- 70
- Load Index:
- 116
- Section Width:
- 265
- Service Description:
- 116H
- Speed Index:
- H
- Temperature:
- B
- Tire Rim Diameter:
- 32.64
- Tire Type:
- All Season
- Traction:
- A
- Tread Wear:
- 620
- Tread Depth:
- 13
- UQTG:
- 620AB
- Warranty:
- 65K
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