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Continental
Continental CON CrossContact LX Sport 315/40R21
Continental CON CrossContact LX Sport 315/40R21
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The Continental CrossContact LX Sport in 315/40R21 ships free from ThreePiece.us, with Affirm financing available at checkout and fast delivery from a nationwide warehouse network.
What 315/40R21 means
In the size 315/40R21, 315 is the section width in millimeters (12.40 in), 40 is the aspect ratio — the sidewall stands 40% as tall as the tire is wide, or 126.0 mm (4.96 in) — R denotes radial construction, and 21 is the wheel diameter in inches. That works out to an overall diameter of about 30.92 inches, turning roughly 652 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 111 — a maximum load of 2,403 lbs per tire. The speed symbol H corresponds to a maximum sustained speed of 130 mph.
Specifications
| Size | 315/40R21 |
| Tire Type | Touring |
| Service Description | 111H |
| Load Index | 111 |
| Speed Rating | H |
| Load Range | SL |
| Section Width (mm) | 315 |
| Aspect Ratio | 40 |
| Overall Diameter (in) | 31 |
| Tread Depth (/32") | 9 |
| Treadwear | 480 |
| Traction Grade | A |
| Temperature Grade | A |
| UTQG | 480AA |
Frequently asked questions
What does 111H mean on the Continental CrossContact LX Sport?
111H breaks down as load index 111 — rated for 2,403 lbs per tire — with an H speed rating, good for a maximum sustained 130 mph.
What kind of tire is the Continental CrossContact LX Sport?
The Continental CrossContact LX Sport in 315/40R21 is a touring tire.
What are the treadwear and warranty ratings on the Continental CrossContact LX Sport?
This tire carries a treadwear grade of 480, traction grade A, temperature grade A under UTQG.
Keep shopping
See every Continental CrossContact LX Sport size, or view all tires at ThreePiece.us.
- BRAND:
- Continental
- Model:
- CON CrossContact LX Sport
- Size:
- 315/40R21
- Aspect Ratio:
- 40
- Load Index:
- 111
- Load Range:
- SL
- Section Width:
- 315
- Service Description:
- 111H
- Speed Index:
- H
- Temperature:
- A
- Tire Rim Diameter:
- 31
- Tire Type:
- Touring
- Traction:
- A
- Tread Wear:
- 480
- Tread Depth:
- 9
- UQTG:
- 480AA
- Warranty:
- N/A
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