CERTAIN TRUCKS BUILT WITH A 8X6 WHEEL CONFIGURATION (TRIDEMS) FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 121, ‘AIR BRAKE SYSTEMS.’ THE AS-BUILT AIR BRAKE COMPONENT SIZE AND CONFIGURATION ARE INADEQUATE FOR THE EXTENDED WHEELBASES CAUSING THE MID-REAR AND REAR-REAR AXLE BRAKE APPLY TIMING TO BE NONCOMPLIANT WITH THE STANDARD.
Navistar – AIR BRAKE SIZE AND CONFIGURATION/FMVSS 121
| Report Received Date | 12/21/2005 |
| NHTSA ID | 05V569000 |
| Consequence Summary | THE LONGER BRAKE APPLY TIME MAY RESULT IN EXTENDED STOPPING DISTANCES, WHICH COULD RESULT IN A CRASH. |
| Corrective Action | DEALERS WILL CHANGE THE AIR HOSING (TO 3/4" DIAMETER) FROM THE AIR TANK; AIR HOSING (TO 3/4") FROM THE ABS-MODULATOR VALVES TO SERVICE BRAKE QUICK RELEASE VALVES; AND THE SERVICE BRAKE QUICK RELEASE VALVES WILL BE UPGRADED WITH LARGER PORTS TO ACCOMMODATE HIGH AIR FLOW FREE OF CHARGE. THE RECALL BEGAN ON MARCH 10, 2006. OWNERS MAY CONTACT INTERNATIONAL AT 1-800-448-7825. |
| Recall Code | 05525 |
| Potentially Affected | 2 |
| Fire Risk When Parked | No |
| Do Not Drive | No |
| Recall Link | Go to Recall (https://www.nhtsa.gov/recalls?nhtsaId=05V569000) |
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