255/40R23 104Y PIRELLI s-i P-ZERO(*)ncs elt XL
Original price was: $1,175.00.$985.00Current price is: $985.00.
The Pirelli P Zero (PZ4) in size 255/40R23 104Y XL is a flagship Max-Performance summer tyre re-engineered for the modern ultra-luxury electric and hybrid era.
This highly sophisticated variant features a powerhouse combination of technologies: s-i (Seal Inside) puncture sealing, ncselt (Pirelli Noise Cancelling System – PNCS) acoustic foam, and the * (star) marking, identifying it as BMW Original Equipment (OE). The (RO) code confirms its production in Romania, and Y25 guarantees a fresh 2025 production batch.
In Singapore, this massive 23-inch configuration is the definitive factory-spec fitment for elite luxury EV and hybrid models like the flagship BMW i7 (on custom 23″ individual wheels) or the BMW XM, where heavy chassis weight meets silent, high-torque performance.
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Description
🇮🇹 Pirelli P Zero PNCS Seal Inside (255/40R23 104Y XL * s-i ncs elt)
“The Ultimate Luxury-Performance Shield.” The 2026 Sovereign EV Standard.
This tyre represents Pirelli’s absolute highest tier of executive comfort and safety technology. It is tailored specifically for heavy, high-horsepower vehicles where tire noise must be eliminated and roadside punctures cannot be tolerated.
| Specification | Detail |
| Size | 255/40R23 |
| Load Index | 104 (XL – Extra Load: Max Load 900 kg per tyre) |
| Speed Rating | Y (Max Speed: 300 km/h) |
| Technology | s-i (Seal Inside) / ncselt (PNCS Foam) / * (BMW OE) |
| Origin | RO (Romania – High-Spec Pirelli EU Plant) |
✨ Key Technical Features
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🔇 ncselt (Pirelli Noise Cancelling System):
Features an open-cell polyurethane foam layer bonded to the inner liner of the tire. This foam absorbs air cavities and dampens tire resonance, slashing cabin noise by up to 50% (approx. 2-3dB). This is a critical necessity for preserving the absolute silence of a luxury EV cabin.
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🛡️ s-i (Seal Inside) Technology:
A layer of self-sealing mastic material coats the inside of the tread area. If a nail or sharp object up to 4mm punctures the tire, the mastic instantly wraps around the object to prevent air loss, and fills the hole when it is removed. It provides continuous mobility without requiring reinforced run-flat sidewalls, keeping the ride incredibly plush.
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📐 BMW Star Mark (*) Homologation:
Co-developed alongside BMW engineers to ensure perfect integration with adaptive air suspension systems and xDrive/rear-wheel steering dynamics. It eliminates any sluggishness, delivering surgical steering precision despite the massive 23-inch size.
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🧪 Functionalized High-Silica Compound:
The 2025 European compound chemistry is engineered to withstand the instantaneous torque of heavy EV/Hybrid drivetrains. It mitigates rapid tread wear while ensuring Class-A Wet Braking safety during sudden afternoon monsoons.
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💪 Reinforced 104 XL Casing:
The extra-load structure prevents sidewall deflection under heavy braking and aggressive cornering loads, giving the driver a completely stable and planted feel on the KPE or ECP.
📊 Performance Summary
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Cabin Silence & Refinement: ⭐⭐⭐⭐⭐ (Elite PNCS acoustic foam integration)
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Puncture Protection: ⭐⭐⭐⭐⭐ (Seal Inside tech covers up to 4mm punctures)
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Steering Precision: ⭐⭐⭐⭐⭐ (Bespoke BMW Star-tuned agility)
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Wet Braking Safety: ⭐⭐⭐⭐⭐ (Top-tier Class-A water evacuation)
The Pirelli P Zero ncselt s-i is the definitive “no-compromise” masterclass tire. It is the absolute best option for your flagship BMW if you demand peerless cabin silence, active self-sealing safety, and the exact handling characteristics intended by the factory.
Additional information
| Width | 255 |
|---|---|
| Height | 40 |
| Rim size | 23 |
| Model | PZ4 |
| Run Flat | Yes |
| Load / Speed Index | 104Y |
| Brands | Pirelli |
| Year | 2025 |







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