Summer Tires Below 45°F: Why the Michelin PS4S Needs Winter Backup
Michelin’s PS4S minimum operating temp is 40°F, but performance drops sharply below 45°F. Learn when to switch to winter tires and whether all-season alternatives make sense.
Michelin’s PS4S minimum operating temp is 40°F, but performance drops sharply below 45°F. Learn when to switch to winter tires and whether all-season alternatives make sense.