Service brakes, hydraulic: foundation components: master cylinder
Manufacturer
HARLEY-DAVIDSON MOTOR CO.
Vehicles affected
21,970
Reported to NHTSA
1979-07-09
Owners notified
1979-08-24
Defect description
THE REAR BRAKE MASTER CYLINDER PLASTIC PISTON EMPLOYS A NON-SPECIFIED MATERIAL WHICH MAY ALLOW EXCESSIVE WATER ABSORPTION. AS A RESULT, THE PLASTIC PISTON MIGHT STICK IN THE MASTER CYLINDER PISTON BORE AND CAUSE BRAKE DRAG.
Manufacturer remedy
DEALER WILL REPLACE REAR BRAKE MASTER CYLINDER PISTONS WITHOUT CHARGE TO OWNER.
THE REAR BRAKE FREE TRAVEL ADJUSTING BOLT AND NUT INSTALLED DURING VEHICLE ASSEMBLY MAY HAVE BEEN INCORRECTLY TIGHTENED. THIS COULD CAUSE THE BRAKE PEDAL TO BECOME JAMMED DURING BRAKE OPERATION.
Manufacturer remedy
DEALER WILL INSPECT AND, IF NECESSARY, ADJUST AND TIGHTEN THE JAMNUTS.
Service brakes, hydraulic: foundation components: master cylinder
Manufacturer
HARLEY-DAVIDSON MOTOR CO.
Vehicles affected
370
Reported to NHTSA
1979-04-17
Owners notified
1979-05-10
Defect description
CERTAIN VEHICLES MAY HAVE BEEN EQUIPPED WITH FRONT BRAKE MASTER CYLINDERS WHICH HAVE FISSURES IN THE CYLINDER BODIES. THIS WOULD ALLOW BRAKE FLUID LEAKAGE THROUGH THE FISSURED SECTION.
Manufacturer remedy
DEALER WILL REPLACE DEFECTIVE FRONT BRAKE MASTER CYLINDERS WITHOUT CHARGE TO OWNERS.
Owner complaints
A complaint is one person's report to a federal agency. It is not a finding.
No complaints in our copy of the federal file for this model year. The daily feed covers recent filings; older history appears only after a full-history rebuild.
Safety recall repairs are provided free of charge by franchised dealers, regardless of vehicle age or mileage. This page displays aggregated data for the model year. To check recall status for a specific vehicle, search its VIN at nhtsa.gov.