Michelin Pilot Sport 4 S 305/30ZR21 (104Y) XL NA0
Brand: Michelin
Pattern: Pilot Sport 4 S
Tyre size: 305/30ZR21
Width: 305 mm
Aspect ratio: 30%
Rim diameter: 21 inches
Construction: Radial
Load index: 104, up to 900 kg per tyre under specified conditions
Speed rating: (Y), above 300 km/h under manufacturer-specified conditions
Season: Summer
Application: High-performance passenger car
Extra Load (XL): Yes
OE marking: NA0, Porsche approval
Run-flat: No