Freightliner Service Bulletin for Non-Airliner Rear Suspension Crossmember Fastener Change
Freightliner technical service bulletin SB31-043 for 2007-2017 Freightliner Cascadia, 2010-2021 Freightliner Business Class M2 and 2010-2021 Freightliner 114SD and others.
- Bulletin number
- SB31-043
- Component
- Equipment
- Summary
- Freightliner Service Bulletin for Non-Airliner Rear Suspension Crossmember Fastener Change. With the start of production on March 2, 2020, the fasteners used to assemble the non-Airliner rear suspension (bogie) crossmember have changed. The rear suspension bogie crossmember gussets to the C-channel will be assembled with 5/8 - 18 fasteners. This change includes a revision to a higher friction nut that requires an increase in tightening torque. The new higher friction nut can be identified by its green color.
Vehicles covered
- Freightliner Cascadia 2007-2017 20102011201220132014201520162017
- Freightliner Business Class M2 2010-2021 20142015201620172018201920202021
- Freightliner 114SD 2010-2021 20142015201620172018201920202021
- Freightliner Coronado 2010-2021 20142015201620172018201920202021
- Freightliner 122SD 2010-2021 20142015201620172018201920202021
- Freightliner 108SD 2010-2021 20142015201620172018201920202021
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