1977 INTERNATIONAL HARVESTER CONCO SERIES Recall

Campaign:

77V180000 on 10/11/1979

Component:

Wheels:multi piece

Affected:

21,980

Defect:

The deficiency exists in the front axle forged aluminum hubs. the deficiency which is in the barrel section between the inner and outer bearing, may result in cracks which could lead to hub failure. when hub failure occurs, the separated hub is retained on the axle spindle by the wheel bearing and adjusting nut.

Correction:

The dealer will replace the forged aluminum hubs with steel hubs, at no charge.

Notes:

Vehicle description: medium and heavy trucks.system: suspension; wheels, front axle hubs.consequences of defect: continued vehicle operation could allow the separatedhub with the wheel and tire to become disengaged from the vehicle. thiscondition could result in loss of vehicle control and an accident.note: advance failure warning will occur in the form of wheel bearing lubeleaks on the wheel rim or tire. in the event hub failure occurs during vehicleoperation, warnings to the operator will occur in the form of an audible sound,wheel vibration and the steering feel of a severely underinflated tire.

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