Pzero (PZ4)
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Specifications
| Size | 285/40ZR20 XL Pzero (PZ4-Sport) |
|---|---|
| Width | 280 mm |
| Aspect ratio | 40 |
| Rim diameter | R20 |
| Load index | 110 |
| Speed rating | (Y) |
| Load range | XL |
| Season | Summer |
|---|---|
| UTQG | 280 AA A |
| Tread depth | 8/32" |
| Weight | 34.24 lbs |
| Max pressure | 50 psi |
| Severe snow (3PMSF) | No |
| Run-flat | No |
About the Pirelli Pzero (PZ4)
Summer Passenger Car/SUV Sport Performance tire. Chosen as Original Equipment for the most Performance Oriented and Powerful Models on the Market.
Features
* Asymmetric tread pattern* Three wide longitudinal grooves* S-shaped tread design* Three solid central ribs* Pirelli Noise Cancelling System™ (NCS) - select items only* Pirelli Seal Inside™ (S-I) puncture proof technology - select items only
Benefits
* Improves braking performance and enhances handling and control* Faster water expulsion for an improved safety and control in potential aquaplaning situations* Optimal pressure distribution for safety under critical braking conditions, on straight and through corners* Improved braking and traction also at high speed thanks to an increased pattern stiffness with optimized and constant area* Significantly reduces noise inside the vehicle - select items only* Allows you to drive on without losing air pressure even after the tire has been punctured by an external object - select items only
Understanding the 285/40ZR20 XL size
In the size code 280/40R20, 280 is the section width in millimetres (about 11"). 40 is the aspect ratio — the sidewall height is 40% of the width, or roughly 112 mm. R20 means radial construction on a 20-inch wheel, giving an approximate overall diameter of 28.8".
The load index 110 means each tire supports up to 2,337 lbs — about 9,348 lbs across a full set of four. The speed symbol Y certifies the tire to 186 mph under its rated load. Always match or exceed the load index and speed rating listed on your vehicle's door-jamb placard.
What the Pirelli Pzero (PZ4) is built for
The Pirelli Pzero (PZ4) is a summer tire, tuned for maximum dry and wet grip in warm conditions; it is not intended for near-freezing temperatures. Fitment category: Passenger Car.
Tread life and grip ratings
This tire carries a UTQG rating of 280 AA A. The treadwear grade of 280 is a relative durability score — a grade of 200 is expected to last roughly twice as long as a grade of 100 under the same controlled test. Traction grade AA measures straight-line wet stopping grip (AA is highest, then A, B and C). Temperature grade A reflects heat resistance at sustained speed (A is highest).
Price and value
At $619.30 per tire, a full set of four costs $2477.20.
Frequently asked questions
What does the tire size 280/40R20 mean?
280 is the section width in millimetres, 40 is the aspect ratio (sidewall height as a percentage of width, about 112 mm), and R20 indicates radial construction for a 20-inch wheel. Overall diameter is approximately 28.8 inches.
What are the load and speed ratings of the Pirelli Pzero (PZ4) 285/40ZR20 XL?
Its load index of 110 allows up to 2,337 lbs per tire. Its speed rating of Y is certified to 186 mph. Check your door-jamb placard and do not fit a tire rated below the vehicle's requirement.
How much does a set of 4 Pirelli Pzero (PZ4) 285/40ZR20 XL tires cost?
A single tire is $619.30 and a set of four is $2477.20.
Can the Pirelli Pzero (PZ4) be used in winter?
No. This is a summer tire and it is not rated for severe snow service. Its compound stiffens as temperatures approach freezing, so fit winter or all-weather tires for cold-season driving.
Does the Pzero (PZ4) come in other sizes?
Yes — we stock 494 additional Pzero (PZ4) sizes besides 285/40ZR20 XL. Fit only a size approved for your vehicle.