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SKU: 15313 | UPC: 086699153135
Michelin Pilot Sport 4S 315/30ZR21 (105Y) XL for 2018-2024 Porsche 911 GT3 & 2020-2024 Corvette C8
The Michelin Pilot Sport 4S 315/30ZR21 (105Y) XL delivers ultra-high performance summer tire capability for rear positions on sports cars like Porsche 911 GT3 models and Chevrolet Corvette C8 Stingray. Engineered with advanced compounds it provides strong dry braking shorter stopping distances and responsive steering for road and track. This tire size fits demanding applications with XL reinforcement for higher loads up to 2051 lbs at speeds to 186 mph.
Key Features
- Dynamic Response Technology: Hybrid aramid and nylon belt delivers direct steering feel and stability at high speeds
- Black Track Compound: Racing-derived outer shoulder compound grips track surfaces hot lap after lap
- Premium Track Longevity: Inner compound wears evenly extending life during track sessions
- Bi-Compound + Rim Protector: Raised sidewall guards alloy wheels from curb damage while optimizing contact patch
- Extreme Silica Compounds: Boosts wet traction with braking up to 3.5 meters shorter than predecessors
Product Notes
- Ultra-high performance summer tire use only above 40°F avoid snow ice
- Check tire pressure monthly adjust to vehicle placard for performance
- Package weight 31.5 lbs tire only ships as single unit
Installation Notes
- Professional installation recommended.
- Balance and align after mounting for even wear and handling
- Compatible with standard bead seating equipment torque to manufacturer specs
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2018-2019 | Porsche | 911 | GT3 Rear |
| 2022-2024 | Porsche | 911 | GT3 / GT3 RS Rear |
| 2020-2024 | Chevrolet | Corvette | Stingray Rear |
| 2017-2019 | Lamborghini | Huracan | LP640-4 Performante Rear |
| 2015-2019 | Lamborghini | Huracan | LP610-4 Rear |
Why Choose Michelin?
- Motorsport leader supplying OEM tires to Porsche Chevrolet Lamborghini
- Advanced engineering from racing compounds to street durability
- Precise design proven in GT3 Cup cars and supercar validations
Frequently Asked Questions
-
Q: Does this fit 2022 Porsche 911 GT3 rear?
A: Yes 315/30ZR21 105Y XL is OEM-size rear tire for 2018+ Porsche 911 GT3 models including 992 generation -
Q: Load index and speed rating details?
A: 105Y XL rating handles 2051 lbs per tire at 186 mph continuous supports high-speed performance driving -
Q: What warranty coverage?
A: 30,000 mile limited treadwear warranty plus 6-year materials workmanship coverage register at Michelin for full terms
Shipping & Handling
- Method: Ground parcel UPS FedEx
- Availability: In stock - ships same or next business day
- Packaging: Protective tire sleeve box approx 33 x 33 x 12 inches
- Weight: 31.5 lbs
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