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Continental
Continental Cross Contact RX 275/40R21 107H - 03591710000
Continental Cross Contact RX 275/40R21 107H - 03591710000
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The Continental Cross Contact RX in 275/40R21 ships free from ThreePiece.us, with Affirm financing available at checkout and fast delivery from a nationwide warehouse network.
What 275/40R21 means
In the size 275/40R21, 275 is the section width in millimeters (10.83 in), 40 is the aspect ratio — the sidewall stands 40% as tall as the tire is wide, or 110.0 mm (4.33 in) — R denotes radial construction, and 21 is the wheel diameter in inches. That works out to an overall diameter of about 29.66 inches, turning roughly 680 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 107 — a maximum load of 2,150 lbs per tire. The speed symbol H corresponds to a maximum sustained speed of 130 mph.
Specifications
| Size | 275/40R21 |
| Tire Type | All Season |
| Service Description | 107H |
| Load Index | 107 |
| Speed Rating | H |
| Load Range | XL |
| Section Width (mm) | 275 |
| Aspect Ratio | 40 |
| Overall Diameter (in) | 29.66 |
| Tread Depth (/32") | 10 |
| Treadwear | 480 |
| Traction Grade | A |
| Temperature Grade | A |
| UTQG | 480AA |
Frequently asked questions
What does 107H mean on the Continental Cross Contact RX?
107H breaks down as load index 107 — rated for 2,150 lbs per tire — with an H speed rating, good for a maximum sustained 130 mph.
What kind of tire is the Continental Cross Contact RX?
The Continental Cross Contact RX in 275/40R21 is a all season tire.
What are the treadwear and warranty ratings on the Continental Cross Contact RX?
This tire carries a treadwear grade of 480, traction grade A, temperature grade A under UTQG.
Keep shopping
Shop all 275/40R21 tires, browse Continental tires, see every Continental Cross Contact RX size, or view all tires at ThreePiece.us.
- BRAND:
- Continental
- Model:
- Cross Contact RX
- Size:
- 275/40R21
- Aspect Ratio:
- 40
- Load Index:
- 107
- Load Range:
- XL
- Section Width:
- 275
- Service Description:
- 107H
- Speed Index:
- H
- Temperature:
- A
- Tire Rim Diameter:
- 29.66
- Tire Type:
- All Season
- Traction:
- A
- Tread Wear:
- 480
- Tread Depth:
- 10
- UQTG:
- 480AA
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