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General Altimax RT45 215/55R18 95H - 15577690000
General Altimax RT45 215/55R18 95H - 15577690000
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Shop the General Altimax RT45 215/55R18 at ThreePiece.us — free shipping on every order, Affirm financing available, and fast delivery nationwide.
What 215/55R18 means
In the size 215/55R18, 215 is the section width in millimeters (8.46 in), 55 is the aspect ratio — the sidewall stands 55% as tall as the tire is wide, or 118.3 mm (4.66 in) — R denotes radial construction, and 18 is the wheel diameter in inches. That works out to an overall diameter of about 27.31 inches, turning roughly 738 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 95 — a maximum load of 1,521 lbs per tire. The speed symbol H corresponds to a maximum sustained speed of 130 mph.
Specifications
| Size | 215/55R18 |
| Tire Type | All Season |
| Service Description | 95H |
| Load Index | 95 |
| Speed Rating | H |
| Load Range | Standard Load |
| Section Width (mm) | 215 |
| Aspect Ratio | 55 |
| Overall Diameter (in) | 27.31 |
| Tread Depth (/32") | 11 |
| Treadwear | 700 |
| Traction Grade | A |
| Temperature Grade | A |
| UTQG | 700AA |
| Warranty | 65K |
Frequently asked questions
What are the treadwear and warranty ratings on the General Altimax RT45?
This tire carries a treadwear grade of 700, traction grade A, temperature grade A under UTQG. The manufacturer's warranty is 65K.
What does 95H mean on the General Altimax RT45?
95H breaks down as load index 95 — rated for 1,521 lbs per tire — with an H speed rating, good for a maximum sustained 130 mph.
What kind of tire is the General Altimax RT45?
The General Altimax RT45 in 215/55R18 is a all season tire.
Keep shopping
Shop all 215/55R18 tires, browse General tires, see every General Altimax RT45 size, or view all tires at ThreePiece.us.
- BRAND:
- General
- Model:
- Altimax RT45
- Size:
- 215/55R18
- Aspect Ratio:
- 55
- Load Index:
- 95
- Load Range:
- Standard Load
- Section Width:
- 215
- Service Description:
- 95H
- Speed Index:
- H
- Temperature:
- A
- Tire Rim Diameter:
- 27.31
- Tire Type:
- All Season
- Traction:
- A
- Tread Wear:
- 700
- Tread Depth:
- 11
- UQTG:
- 700AA
- Warranty:
- 65K
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