The defect
VEHICLE DESCRIPTION: SCHOOL BUSES AND HEAVY DUTY TRUCKS EQUIPPED WITH REAR AXLE ASSEMBLIES PRODUCED BY DANA SPICER. CERTAIN REAR AXLE ASSEMBLIES WERE IMPROPERLY HEAT TREATED WHICH COULD ALLOW PINION BREAKAGE AT THE PINION THREADS.
The risk
CRACKS CAN INITIATE AND RESULT IN SEPARATION OF THE THREADED END OF THE PINION RESULTING IN SEPARATION OF THE YOKE AND DRIVE LINE FROM THE REAR AXLE INCREASING THE RISK OF A VEHICLE ACCIDENT.
The remedy
DEALERS WILL REPLACE THE REAR AXLE CARRIER/PINION ASSEMBLY.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| International Harvester 3800 | 1997 |
| International Harvester 4700 | 1997 |
| International Harvester 4900 | 1997 |
| International Harvester 8100 | 1997 |
| International Harvester 8200 | 1997 |
| International Harvester 9200 | 1997 |
| International Harvester 9400 | 1997 |
Components: SUSPENSION:REAR
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| International Harvester 3800 | 1997 | 3 | 3 |
| International Harvester 4700 | 1997 | 13 | 4 |
| International Harvester 4900 | 1997 | 0 | 2 |
| International Harvester 8100 | 1997 | 0 | 3 |
| International Harvester 8200 | 1997 | 0 | 2 |
| International Harvester 9200 | 1997 | 1 | 5 |
| International Harvester 9400 | 1997 | 3 | 5 |
Other suspension recalls in 1996
25 of the 297 recall campaigns reported to NHTSA in 1996 concerned the suspension; INTERNATIONAL TRUCK AND ENGINE filed 97 campaigns in all.
| 96V252000 18 Dec 1996 | FORD MOTOR COMPANY |
| 96V233004 2 Dec 1996 | VOLVO TRUCKS NORTH AMERICA INC |
| 96V233002 22 Nov 1996 | INTERNATIONAL TRUCK AND ENGINE |
| 96V233003 20 Nov 1996 | FREIGHTLINER CORPORATION |
| 96V227001 15 Nov 1996 | ELDORADO NATIONAL |
| 96V188000 25 Sept 1996 | KARAVAN TRAILERS |
| 96V124006 10 Sept 1996 | MAXIM TRUCK COMPANY, INC. |
| 96V159000 28 Aug 1996 | OSHKOSH TRUCK CORPORATION |
NHTSA recalls (public domain) · all recalls of 1996