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Continental
Continental ProContact RX 255/45R19XL 104V - 15578890000
Continental ProContact RX 255/45R19XL 104V - 15578890000
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Shop the Continental ProContact RX 255/45R19 at ThreePiece.us — free shipping on every order, Affirm financing available, and fast delivery nationwide.
What 255/45R19 means
In the size 255/45R19, 255 is the section width in millimeters (10.04 in), 45 is the aspect ratio — the sidewall stands 45% as tall as the tire is wide, or 114.8 mm (4.52 in) — R denotes radial construction, and 19 is the wheel diameter in inches. That works out to an overall diameter of about 28.04 inches, turning roughly 719 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 104 — a maximum load of 1,984 lbs per tire. The speed symbol V corresponds to a maximum sustained speed of 149 mph.
Specifications
| Size | 255/45R19XL |
| Tire Type | All Season |
| Service Description | 104V |
| Load Index | 104 |
| Speed Rating | V |
| Load Range | XL |
| Section Width (mm) | 255 |
| Aspect Ratio | 45 |
| Overall Diameter (in) | 28.04 |
| Tread Depth (/32") | 9 |
| Treadwear | 400 |
| Traction Grade | A |
| Temperature Grade | A |
| UTQG | 400AA |
| Warranty | 45K |
Frequently asked questions
What are the treadwear and warranty ratings on the Continental ProContact RX?
This tire carries a treadwear grade of 400, traction grade A, temperature grade A under UTQG. The manufacturer's warranty is 45K.
What does 104V mean on the Continental ProContact RX?
104V breaks down as load index 104 — rated for 1,984 lbs per tire — with a V speed rating, good for a maximum sustained 149 mph.
What kind of tire is the Continental ProContact RX?
The Continental ProContact RX in 255/45R19 is a all season tire.
Keep shopping
Shop all 255/45R19 tires, browse Continental tires, see every Continental ProContact RX size, or view all tires at ThreePiece.us.
- BRAND:
- Continental
- Model:
- ProContact RX
- Size:
- 255/45R19XL
- Aspect Ratio:
- 45
- Load Index:
- 104
- Load Range:
- XL
- Section Width:
- 255
- Service Description:
- 104V
- Speed Index:
- V
- Temperature:
- A
- Tire Rim Diameter:
- 28.04
- Tire Type:
- All Season
- Traction:
- A
- Tread Wear:
- 400
- Tread Depth:
- 9
- UQTG:
- 400AA
- Warranty:
- 45K
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