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Continental
Continental CON ExtremeContact Sport 02 305/35R20
Continental CON ExtremeContact Sport 02 305/35R20
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Shop the Continental ExtremeContact Sport 02 305/35R20 at ThreePiece.us — free shipping on every order, Affirm financing available, and fast delivery nationwide.
What 305/35R20 means
In the size 305/35R20, 305 is the section width in millimeters (12.01 in), 35 is the aspect ratio — the sidewall stands 35% as tall as the tire is wide, or 106.8 mm (4.20 in) — R denotes radial construction, and 20 is the wheel diameter in inches. That works out to an overall diameter of about 28.41 inches, turning roughly 710 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 Y corresponds to a maximum sustained speed of 186 mph.
Specifications
| Size | 305/35R20 |
| Tire Type | High Performance |
| Service Description | 104Y |
| Load Index | 104 |
| Speed Rating | Y |
| Load Range | SL |
| Section Width (mm) | 305 |
| Aspect Ratio | 35 |
| Overall Diameter (in) | 28.41 |
| Tread Depth (/32") | 10 |
| Treadwear | 340 |
| Traction Grade | AA |
| Temperature Grade | A |
| UTQG | 340AAA |
Frequently asked questions
What are the treadwear and warranty ratings on the Continental ExtremeContact Sport 02?
This tire carries a treadwear grade of 340, traction grade AA, temperature grade A under UTQG.
What does 104Y mean on the Continental ExtremeContact Sport 02?
104Y breaks down as load index 104 — rated for 1,984 lbs per tire — with a Y speed rating, good for a maximum sustained 186 mph.
What kind of tire is the Continental ExtremeContact Sport 02?
The Continental ExtremeContact Sport 02 in 305/35R20 is a high performance tire.
Keep shopping
See every Continental ExtremeContact Sport 02 size, or view all tires at ThreePiece.us.
- BRAND:
- Continental
- Model:
- CON ExtremeContact Sport 02
- Size:
- 305/35R20
- Aspect Ratio:
- 35
- Load Index:
- 104
- Load Range:
- SL
- Section Width:
- 305
- Service Description:
- 104Y
- Speed Index:
- Y
- Temperature:
- A
- Tire Rim Diameter:
- 28.41
- Tire Type:
- High Performance
- Traction:
- AA
- Tread Wear:
- 340
- Tread Depth:
- 10
- UQTG:
- 340AAA
- Warranty:
- N/A
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