OFFICIAL NHTSA RECALL
91V221000
Wheels:lugs/nuts/bolts/studs
Reported Dec 30, 1991 · OSHKOSH TRUCK CORPORATION
Summary
THE WHEEL STUD USED FOR THE HUBS ON THE REAR-STEER WHEELS HAS A DIAMETER TOO SMALL TO HANDLE THE MAXIMUM RECOMMENDED TORQUE, AND WILL SUFFER FROM A FATIGUE FAILURE FROM THE CYCLIC STRESSES OF VEHICLE USE AND THE TORQUING OF THE WHEEL NUT.
Consequence
FAILURE OF ONE WHEEL STUD CAN LEAD TO SUBSEQUENT FAILURESOF ALL THE STUDS ON THE HUB, LEADING TO SEPARATION OF THE WHEEL AND TIREASSEMBLY FROM A VEHICLE, RESULTING IN LOSS OF STEERING CONTROL AND AN ACCIDENT.
Remedy
REPLACE THE WHEEL STUD WITH A NEWER, WIDER DIAMETER WHEEL STUD.
Notes
SYSTEM: WHEELS.VEHICLE DESCRIPTION: HEAVY TRUCKS WITH REAR-STEER AXLES USED AS SNOW BLOWERS ORSNOW PLOWS.
This campaign page uses the representative official campaign record. Applicability-specific source variants appear on the linked vehicle pages. Recall counts refer to campaigns, not affected vehicles.
Vehicle entries in this campaign
This is model-level recall history. It does not confirm whether a particular VIN is affected or has received the repair. Check with NHTSA ↗