HARLEY-DAVIDSON 1340 1980: POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT

General Information

NHTSA Campaign ID Number: 80V020000

Make Model Year
HARLEY-DAVIDSON 1340 1980
Date Owners Notified Date Received by ODI Date Added to Database
1980-03-07 1980-02-26 1980-03-07

Production Dates: 1980-01-01 - 1980-01-01

Manufacturers Involved: Harley-Davidson Motor Company

Component: POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT

Potential Number Of Units Affected: 62

Report Initiator: MFR MFR Report

Summary

ON CERTAIN MOTORCYCLES, THE HEAD OF THE REAR WHEEL SPROCKET MOUNTING BOLT COULD BREAK OFF AND EVENTUALLY WEDGE ITSELF BETWEEN THE ALUMINUM CHAIN HOUSING AND THE SPROCKET. THIS DEFECT IS DUE TO A MANUFACTURING PROCESS WHICH MAY CAUSE THE BOLTS TO BECOME BRITTLE.

Remedy

THE DEALER WILL REPLACE ALL FIVE REAR WHEEL SPROCKET MOUNTING BOLTS ON ALL INVOLVED VEHICLES.

Notes

VEHICLE DESCRIPTION: MOTORCYCLES.SYSTEM: SUSPENSION; WHEELS; SPROCKET MOUNTING BOLTS.CONSEQUENCES OF DEFECT: THE REAR WHEELS MAY LOCK UP AT LOW SPEEDS AND ANACCIDENT COULD OCCUR DUE TO LOSS OF VEHICLE CONTROL.NOTE: DEFECT MAY BE DETECTED BY EXCESSIVE NOISE IN THE CHAIN HOUSING.