Mack WL
- Published
- 1977-05-10
- Model years
- 1975–1976
VEHICLES EQUIPPED WITH ROCKWELL INTERNATIONAL FF931C FRONT AXLES AND S-=CAM BRAKES. THE BRAKE SPIDER MAY FAIL ALLOWING SEPARATION OF THAT PORTION THAT RETAINS THE BRAKE CAMSHAFT, BRAKE CHAMBER AND THE BRAKE CHAMBER BRACKET FROM THE FOUNDATION BRAKE ASSEMBLY. FAILURE CAN OCCUR WITHOUT WARNING AND LEAD TO BRAKE PULL OR WHEEL LOCKUP.
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