MACK FS 1974: WHEELS:LUGS/NUTS/BOLTS/STUDS
General Information
NHTSA Campaign ID Number: 74V228000
| Make | Model | Year |
|---|---|---|
| MACK | FS | 1974 |
| Date Owners Notified | Date Received by ODI | Date Added to Database |
| 1975-04-14 | 1974-11-22 | 1979-10-12 |
Manufacturers Involved: Mack Trucks, Inc.
Component: WHEELS:LUGS/NUTS/BOLTS/STUDS
Potential Number Of Units Affected: 654
Report Initiator: MFR MFR Report
Notes
MACK CAMPAIGN NO 56.MODEL WITH SWS56, SWS57, SWS76 SERIES BOGIES, ALUMINUMHUBS AND DISC REAR WHEELS.BUILT 7/15 74 THRU 11/14 74.POSSIBILITY THATINCORRECT STUDS WERE USED TO ATTACH DISC REAR WHEELS TO ALUMINUM HUBS.IF THISOCCURS, THE STUDS WILL LOOSEN AND RESULT IN FAILURE OF THE HUB,DRUM OR WHEELAND COULD LEAD TO SEPARATION OF THE REAR DISC WHEEL FROM THE CHASSIS.'CORRECTBY INSPECTING AND INSTALLING PROPER STUDS WHERE NECESSARY'.
