Mack FL
- Published
- 1977-12-02
- Model years
- 1967–1967
VEHICLES EQUIPPED WITH FE970 FRONT AXLES AND WHEEL DISCS AND ROCKWELL INTERNATIONAL MALLEABLE STEEL FRONT AXLE WHEEL HUBS. A DESIGN DEFICIENCY EXISTS IN THE ROCKWELL MALLEABLE IRON WHEEL HUBS (CASTING NO. 333-V1-36) THAT COULD CAUSE THE WHEEL MOUNTING FLANGE TO CRACK AND FAIL WITHOUT WARNING. A HUB FAILURE WOULD ALLOW THE WHEEL AND TIRE ASSEMBLY TO SEPARATE FROM THE VEHICLE CAUSING A LOSS OF VEHICLE CONTROL.
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