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General Tire
General Tire GEN Altimax RT45 245/45R18XL
General Tire GEN Altimax RT45 245/45R18XL
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General Tire
UPC:
00051342052202
Lease-to-own for as low as
/week
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Width:
9.60
(in)
Height:
26.70
(in)
Depth:
18.00
(in)
SKU:
15577580000
|
$216.99
Lease-to-own for as low as
/week
Get Started
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General Tire GEN Altimax RT45 245/45R18XL
$216.99
Looking for a 245/45R18 touring tire? The General Tire Altimax RT45 is available now at ThreePiece.us with free shipping on every order and Affirm financing at checkout.
What 245/45R18 means
In the size 245/45R18, 245 is the section width in millimeters (9.65 in), 45 is the aspect ratio — the sidewall stands 45% as tall as the tire is wide, or 110.2 mm (4.34 in) — R denotes radial construction, and 18 is the wheel diameter in inches. That works out to an overall diameter of about 26.68 inches, turning roughly 756 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 100 — a maximum load of 1,764 lbs per tire. The speed symbol V corresponds to a maximum sustained speed of 149 mph.
Specifications
| Size | 245/45R18XL |
| Tire Type | Touring |
| Service Description | 100V |
| Load Index | 100 |
| Speed Rating | V |
| Load Range | XL |
| Section Width (mm) | 245 |
| Aspect Ratio | 45 |
| Overall Diameter (in) | 26.68 |
| Tread Depth (/32") | 11 |
| Treadwear | 700 |
| Traction Grade | A |
| Temperature Grade | A |
| UTQG | 700AA |
| Warranty | 65K |
Frequently asked questions
What kind of tire is the General Tire Altimax RT45?
The General Tire Altimax RT45 in 245/45R18 is a touring tire.
What are the treadwear and warranty ratings on the General Tire 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 100V mean on the General Tire Altimax RT45?
100V breaks down as load index 100 — rated for 1,764 lbs per tire — with a V speed rating, good for a maximum sustained 149 mph.
Keep shopping
Shop all 245/45R18 tires, see every General Tire Altimax RT45 size, or view all tires at ThreePiece.us.
- BRAND:
- General Tire
- Model:
- GEN Altimax RT45
- Size:
- 245/45R18XL
- Aspect Ratio:
- 45
- Load Index:
- 100
- Load Range:
- XL
- Section Width:
- 245
- Service Description:
- 100V
- Speed Index:
- V
- Temperature:
- A
- Tire Rim Diameter:
- 26.68
- Tire Type:
- Touring
- Traction:
- A
- Tread Wear:
- 700
- Tread Depth:
- 11
- UQTG:
- 700AA
- Warranty:
- 65K
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