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Pirelli
Pirelli P-Zero Corsa (PZC4) 335/30ZR21 109(Y) - 3994900
Pirelli P-Zero Corsa (PZC4) 335/30ZR21 109(Y) - 3994900
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Shop the Pirelli P-Zero Corsa (PZC4) 335/30R21 at ThreePiece.us — free shipping on every order, Affirm financing available, and fast delivery nationwide.
What 335/30R21 means
In the size 335/30R21, 335 is the section width in millimeters (13.19 in), 30 is the aspect ratio — the sidewall stands 30% as tall as the tire is wide, or 100.5 mm (3.96 in) — R denotes radial construction, and 21 is the wheel diameter in inches. That works out to an overall diameter of about 28.91 inches, turning roughly 698 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 109 — a maximum load of 2,271 lbs per tire. The speed symbol Y corresponds to a maximum sustained speed of 186 mph.
Load Range E corresponds to a 10-ply rating.
Specifications
| Size | 335/30ZR21 |
| Tire Type | Summer |
| Service Description | 109Y |
| Load Index | 109 |
| Speed Rating | Y |
| Load Range | Extra Load |
| Section Width (mm) | 335 |
| Aspect Ratio | 30 |
| Overall Diameter (in) | 28.94 |
| Tread Depth (/32") | 8 |
| Treadwear | 80 |
| Traction Grade | AA |
| Temperature Grade | A |
| UTQG | 80AAA |
Frequently asked questions
What are the treadwear and warranty ratings on the Pirelli P-Zero Corsa (PZC4)?
This tire carries a treadwear grade of 80, traction grade AA, temperature grade A under UTQG.
What does 109Y mean on the Pirelli P-Zero Corsa (PZC4)?
109Y breaks down as load index 109 — rated for 2,271 lbs per tire — with a Y speed rating, good for a maximum sustained 186 mph.
What kind of tire is the Pirelli P-Zero Corsa (PZC4)?
The Pirelli P-Zero Corsa (PZC4) in 335/30R21 is a summer tire.
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Browse Pirelli tires, see every Pirelli P-Zero Corsa (PZC4) size, or view all tires at ThreePiece.us.
- BRAND:
- Pirelli
- Model:
- P-Zero Corsa (PZC4)
- Size:
- 335/30ZR21
- Aspect Ratio:
- 30
- Load Index:
- 109
- Load Range:
- Extra Load
- Section Width:
- 335
- Service Description:
- 109Y
- Speed Index:
- Y
- Temperature:
- A
- Tire Rim Diameter:
- 28.94
- Tire Type:
- Summer
- Traction:
- AA
- Tread Wear:
- 80
- Tread Depth:
- 8
- UQTG:
- 80AAA
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