Bulletins


BulletinBulletin dateReplacement BulletinItem no.SummaryAdded
SUSPENSION
323706/01/20023237635322General information on front spring hanger bracket fasteners. *tt10/21/2002
322411/01/2001632363Subject regarding airliner suspension height measurement. *tt07/15/2002
323910/01/2001627636Subject regarding dump truck leaning troubleshooting. *tt02/13/2002
6010104/01/2001620319Information on installing new front isolators, shock absorbers and cab air springs to improve the ride quality on classic xl vehicles equipped with sleeper cabs. *tt08/02/2001
322407/01/19993224608268Information on the new height control valve adjustment. this bulletin replaces the version dated february 1998. *tt11/15/1999
SUSPENSION - FRONT - SPRINGS - AIR SUSPENSION SYSTEM
SB-60-14206/01/200910030468Freightliner: new medium bias air springs (18-52651-000) superseded low bias air springs (18-40977-000) in production on 12/15/ 08/ of replacing one air spring, do not match a low bias sir spring with a medium bias one. the two types of10/07/2009
SUSPENSION - FRONT - SPRINGS - LEAF SPRING ASSEMBLY - HANGER,BRACKET
323707/01/2001622347On some vehicles, the front spring hanger bracket fasteners may have been torqued in an incorrect sequence during vehicle manufacture. the affected vehicles were built between september 1999 and october 2000, and are equipped with 7,000-10/17/2001
SUSPENSION - MULTIPLE AXLE
SB-31-2509/01/200910030460Freightliner: airliner suspension six piece bolted service crossmember. the six piece bolted service crossmembers are an improved, more durable service replacement for five piece welded crossmembers, or bolted five piece service crossmembe10/07/2009
SUSPENSION - REAR
324209/01/200610022995Replacing or upgrading hendrickson transverse track rods. freightliner model year unknown. *nj10/10/2007
322603/01/1999606361Information on troubleshooting the rear suspension height control valve. *tt08/17/1999
SUSPENSION - REAR - SPRINGS - AIR SUSPENSION SYSTEM
SB-60-14206/01/200910030468Freightliner: new medium bias air springs (18-52651-000) superseded low bias air springs (18-40977-000) in production on 12/15/ 08/ of replacing one air spring, do not match a low bias sir spring with a medium bias one. the two types of10/07/2009
322607/01/2007625042This bulletin invloves rear suspension height- control valve troubleshooting.*jb updated 09/28/07. *kb11/16/2001
SUSPENSION - REAR - SPRINGS - AIR SUSPENSION SYSTEM - SPRINGS/BAGS
SB-32-4009/01/201010037110Ready05/06/2011
SB-32-4009/01/201010037110Daimler trucks: troubleshooting for a misalignment of the suspension air springs. *rm05/06/2011
SUSPENSION - REAR - SPRINGS - LEAF SPRING ASSEMBLY
324008/01/2007629453Vehicles may experience the kick end of one of the rear leaf springs being out of tolerance. *slc cascadia and business class m2 have been added to the model list. updated 10/10/07. *nj04/02/2002