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Kumho
Kumho Ecsta STX KL12 305/45R22 118V - 1649113
Kumho Ecsta STX KL12 305/45R22 118V - 1649113
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Shop the Kumho Ecsta STX KL12 305/45R22 at ThreePiece.us — free shipping on every order, Affirm financing available, and fast delivery nationwide.
What 305/45R22 means
In the size 305/45R22, 305 is the section width in millimeters (12.01 in), 45 is the aspect ratio — the sidewall stands 45% as tall as the tire is wide, or 137.2 mm (5.40 in) — R denotes radial construction, and 22 is the wheel diameter in inches. That works out to an overall diameter of about 32.81 inches, turning roughly 615 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 118 — a maximum load of 2,910 lbs per tire. The speed symbol V corresponds to a maximum sustained speed of 149 mph.
Specifications
| Size | 305/45R22 |
| Tire Type | All Season |
| Service Description | 118V |
| Load Index | 118 |
| Speed Rating | V |
| Load Range | Standard Load |
| Section Width (mm) | 305 |
| Aspect Ratio | 45 |
| Overall Diameter (in) | 32.8 |
| Tread Depth (/32") | 11.5 |
| Treadwear | 420 |
| Traction Grade | A |
| Temperature Grade | A |
| UTQG | 420AA |
Frequently asked questions
What are the treadwear and warranty ratings on the Kumho Ecsta STX KL12?
This tire carries a treadwear grade of 420, traction grade A, temperature grade A under UTQG.
What does 118V mean on the Kumho Ecsta STX KL12?
118V breaks down as load index 118 — rated for 2,910 lbs per tire — with a V speed rating, good for a maximum sustained 149 mph.
What kind of tire is the Kumho Ecsta STX KL12?
The Kumho Ecsta STX KL12 in 305/45R22 is a all season tire.
Keep shopping
Browse Kumho tires, see every Kumho Ecsta STX KL12 size, or view all tires at ThreePiece.us.
- BRAND:
- Kumho
- Model:
- Ecsta STX KL12
- Size:
- 305/45R22
- Aspect Ratio:
- 45
- Load Index:
- 118
- Load Range:
- Standard Load
- Section Width:
- 305
- Service Description:
- 118V
- Speed Index:
- V
- Temperature:
- A
- Tire Rim Diameter:
- 32.8
- Tire Type:
- All Season
- Traction:
- A
- Tread Wear:
- 420
- Tread Depth:
- 11.5
- UQTG:
- 420AA
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