The defect
PACCAR IS RECALLING 130 MY 2004-2009 T2000, T800, T600, W900 AND T660 KENWORTH TRUCKS BUILT WITH AN AG400 REAR SUSPENSION, LONG STROKE BRAKE CHAMBERS, AND WIDE BASE TIRES (SUPER SINGLES). THESE VEHICLES MAY DEVELOP AN INCREASE IN LATERAL AND VERTICAL AXLE MOVEMENT. THIS MOVEMENT MAY CAUSE PART OR PARTS OF THE BRAKE ASSEMBLY (BRAKE CAM TUBE SUPPORT, BRAKE CHAMBER BRACKET, BRAKE CHAMBER, BRAKE SPIDER) TO DEVELOP FATIGUE CRACKS, POSSIBLY RESULTING IN THE FAILURE OF THE PART OR PARTS WITHIN THE BRAKE ASSEMBLY.
The risk
A FAILURE MAY REDUCE VEHICLE BRAKE PERFORMANCE, INCREASING THE RISK OF A CRASH.
The remedy
DEALERS WILL INSTALL THE CAM TUBE SUPPORT BRACKETS ON ALL OF THE REAR AXLE WHEEL ENDS. INSPECT THE REAR AXLE BRAKE ASSEMBLY AND REPLACE IT IF CRACKED. THE RECALL IS EXPECTED TO BEGIN DURING NOVEMBER 2008. OWNERS MAY CONTACT KENWORTH AT 1-425-828-5440.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Kenworth T2000 | 2004, 2005, 2006, 2007, 2008, 2009 |
| Kenworth T600 | 2004, 2005, 2006, 2007, 2008, 2009 |
| Kenworth T660 | 2004, 2005, 2006, 2007, 2008, 2009 |
| Kenworth T800 | 2004, 2005, 2006, 2007, 2008, 2009 |
| Kenworth W900 | 2004, 2005, 2006, 2007, 2008, 2009 |
Components: SUSPENSION
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Kenworth T2000 | 2004 | 3 | 7 |
| Kenworth T2000 | 2005 | 0 | 7 |
| Kenworth T2000 | 2006 | 7 | 7 |
| Kenworth T2000 | 2007 | 12 | 11 |
| Kenworth T2000 | 2008 | 2 | 14 |
| Kenworth T2000 | 2009 | 0 | 12 |
| Kenworth T600 | 2004 | 0 | 10 |
| Kenworth T600 | 2005 | 4 | 8 |
| Kenworth T600 | 2006 | 1 | 8 |
| Kenworth T600 | 2007 | 1 | 13 |
| Kenworth T600 | 2008 | 1 | 11 |
| Kenworth T600 | 2009 | 0 | 5 |
| Kenworth T660 | 2004 | 0 | 2 |
| Kenworth T660 | 2005 | 0 | 4 |
| Kenworth T660 | 2006 | 0 | 4 |
| Kenworth T660 | 2007 | 0 | 8 |
| Kenworth T660 | 2008 | 2 | 14 |
| Kenworth T660 | 2009 | 0 | 17 |
| Kenworth T800 | 2004 | 3 | 12 |
| Kenworth T800 | 2005 | 3 | 12 |
| Kenworth T800 | 2006 | 4 | 13 |
| Kenworth T800 | 2007 | 1 | 20 |
| Kenworth T800 | 2008 | 1 | 25 |
| Kenworth T800 | 2009 | 2 | 19 |
| Kenworth W900 | 2004 | 2 | 12 |
| Kenworth W900 | 2005 | 2 | 9 |
| Kenworth W900 | 2006 | 1 | 11 |
| Kenworth W900 | 2007 | 2 | 16 |
| Kenworth W900 | 2008 | 1 | 20 |
| Kenworth W900 | 2009 | 0 | 17 |
Other suspension recalls in 2008
38 of the 683 recall campaigns reported to NHTSA in 2008 concerned the suspension; PACCAR INCORPORATED filed 113 campaigns in all.
| 08V667000 18 Dec 2008 | HINO MOTORS SALES U.S.A., INC. |
| 08V619000 24 Nov 2008 | NAVISTAR, INC |
| 08V608000 24 Nov 2008 | MERCEDES-BENZ USA, LLC. |
| 08V601000 19 Nov 2008 | WILSON TRAILER COMPANY |
| 08V573000 30 Oct 2008 | WINNEBAGO INDUSTRIES, INC. |
| 08V564000 23 Oct 2008 | BMW OF NORTH AMERICA, LLC |
| 08V540000 15 Oct 2008 | COACHMEN RV COMPANY, LLC |
| 08V457000 10 Sept 2008 | TRIUMPH MOTORCYCLES AMERICA LTD |
NHTSA recalls (public domain) · all recalls of 2008