Michelin Primacy 3 ZP – 245/50 R18 100Y is a Grand Touring Summer run-flat tyre designed for luxury sedans and coupes. It offers refined comfort, strong wet and dry grip, and run-flat capability, allowing up to 50 miles at 50 mph after a puncture.Ideal as a direct replacement for OE run-flats, it is recommended only for vehicles originally equipped with run-flat tyres and TPMS. Not suitable for snow or freezing conditions.