Mack FL
- Published
- 1975-04-22
- Model years
- 1974–1974
VEHICLES EQUIPPED WITH SW56, 57 AND 76 SERIES BOGIES. INTERFERENCE BETWEEN INSIDE PORTION OF WHEEL AND OUTER EDGE OF BRAKE DRUM, RESULTING IN WHEEL NUT CLEARING THE RIM, ALLOWING REDUCED CLAMPING FORCES AND OVERSTRESSSING OF WHEEL STUDS.
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