OFFICIAL NHTSA RECALL

78V042000

Service Brakes, Hydraulic:foundation Components:disc:caliper

Reported Mar 1, 1978 · HARLEY-DAVIDSON MOTOR CO.

Summary

THE CLAMPING BOLT WASHER ON THE LEFT AND RIGHT FRONT BRAKE CALIPER ASSEMBLY COULD CRACK DUE TO EXPOSURE TO HYDROGEN. (THESE WASHERS WERE INCORRECTLY PROCESSED, CAUSING THEM TO BECOME BRITTLE AND BREAK).

Consequence

Not supplied in the source record.

Remedy

THE DEALER WILL REPLACE THE WASHER IN THE FRONT BRAKE CALIPER AT NO CHARGE.

Notes

VEHICLE DESCRIPTION: MOTORCYCLES.SYSTEM: SERVICE BRAKES; CLAMPING BOLT WASHER (LEFT AND RIGHT).CONSEQUENCES OF DEFECT: IF A LOOSE BOLT CONDITION GOES UNNOTICED, THE CALIPERBOLT COULD LOOSEN ENOUGH TO CONTACT THE WHEEL SPOKES. THE RESULTING WHEEL ORBRAKE DAMAGE COULD CAUSE LOSS OF VEHICLE CONTROL AND AN ACCIDENT.

This campaign page uses the representative official campaign record. Applicability-specific source variants appear on the linked vehicle pages. Recall counts refer to campaigns, not affected vehicles.

Vehicle entries in this campaign

This is model-level recall history. It does not confirm whether a particular VIN is affected or has received the repair. Check with NHTSA ↗