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Ironman
Ironman RB SUV 275/55R20 117T - 96594
Ironman RB SUV 275/55R20 117T - 96594
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Shop the Ironman RB SUV 275/55R20 at ThreePiece.us — free shipping on every order, Affirm financing available, and fast delivery nationwide.
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 117 — a maximum load of 2,833 lbs per tire. The speed symbol T corresponds to a maximum sustained speed of 118 mph.
Specifications
| Size | 275/55R20 |
| Tire Type | All Season |
| Service Description | 117T |
| Load Index | 117 |
| Speed Rating | T |
| Load Range | Standard Load |
| Section Width (mm) | 275 |
| Aspect Ratio | 55 |
| Overall Diameter (in) | 31.81 |
| Tread Depth (/32") | 9.8 |
| Treadwear | 460 |
| Traction Grade | A |
| Temperature Grade | B |
| UTQG | 460AB |
| Warranty | 55K |
Frequently asked questions
What are the treadwear and warranty ratings on the Ironman RB SUV?
This tire carries a treadwear grade of 460, traction grade A, temperature grade B under UTQG. The manufacturer's warranty is 55K.
What does 117T mean on the Ironman RB SUV?
117T breaks down as load index 117 — rated for 2,833 lbs per tire — with a T speed rating, good for a maximum sustained 118 mph.
What kind of tire is the Ironman RB SUV?
The Ironman RB SUV in 275/55R20 is a all season tire.
Keep shopping
Shop all 275/55R20 tires, browse Ironman tires, see every Ironman RB SUV size, or view all tires at ThreePiece.us.
- BRAND:
- Ironman
- Model:
- RB SUV
- Size:
- 275/55R20
- Aspect Ratio:
- 55
- Load Index:
- 117
- Load Range:
- Standard Load
- Section Width:
- 275
- Service Description:
- 117T
- Speed Index:
- T
- Temperature:
- B
- Tire Rim Diameter:
- 31.81
- Tire Type:
- All Season
- Traction:
- A
- Tread Wear:
- 460
- Tread Depth:
- 9.8
- UQTG:
- 460AB
- Warranty:
- 55K
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