Reported Feb 15, 19794,535 vehicles affectedCOOPER TIRE & RUBBER CO.
The defect
When tires were operated in an underinflated or overinflated condition, they developed separations in the shoulder area and tread area during a surveillance test.
The remedy
The dealer will replace recalled tires without charge within 60 days of recall notification.
Vehicle category: passenger vehicles.system: tires; cooper weather master, super jet sport, wintermaster 70 andhercules polar preme 70, size k70-15.consequences of defect: this condition could cause rapid loss of air from thetire, loss of vehicle control and a vehicle accident.note: this condition may cause a thumping vibration during vehicle operation.dot ID numbers: utvacbf438, utvaba1438 thru 468, utvabb1438 thru 468 andutvahbb438 thru 468.