NHTSA recall 99E020000 · Equipment
Suspension › Front › Springs › Air suspension system
Tuthill IFS1200 and 7 more
The defect
Equipment description: air suspensions installed on spartan motor homes. the front wheel spindle bearing may have excessive preload due to improper end play settings.
The risk
This bearing preload in combination with improper lubricating oil levels can cause premature failure of the outer bearing, affecting the steering on the motor homes.
The remedy
Dealers will inspect the deflector ring and reseating, adjust the wheel bearings, add lubrication, and replace the hubcap.