NHTSA campaign 91V221000

OSHKOSH TRUCK CORPORATION recall 91V221000

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.

Reported 12/30/1991

What can happen

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.

Repair

REPLACE THE WHEEL STUD WITH A NEWER, WIDER DIAMETER WHEEL STUD.

Components

  • Wheels: Lugs/nuts/bolts/studs

Affected years and models

A listed year and model does not mean every vehicle in that group is recalled. Use the VIN lookup to confirm a specific vehicle.