NHTSA Campaign 99V014001

SUSPENSION:FRONT:WHEEL BEARING

Issued by MACK TRUCKS, INCORPORATED · Reported Jan 22, 1999 · 8,025 vehicles affected

What's wrong

VEHICLE DESCRIPTION: CLASS 8 HEAVY DUTY TRUCK CHASSIS EQUIPPED WITH MACK 16,000 LB., 18,000 LB., OR 20,000 LB. HEAVY DUTY STEERING AXLES. THE INNER WHEEL BEARING CONE FOR THE STEERING AXLE WHEEL HUB ASSEMBLY DOES NOT PROPERLY FIT ONTO THE MACK STEERING AXLE SPINDLE ASSEMBLY. IMPROPER FIT OF THE BEARING TO THE SPINDLE INCREASES THE STRESS LEVELS TO THE STEERING AXLE SPINDLE WHICH COULD CAUSE SPINDLE FAILURE.

Consequence

IF THE SPINDLE FAILS, A LOSS OF DRIVER CONTROL COULD OCCUR, INCREASING THE RISK OF A VEHICLE CRASH.

Remedy

DEALERS WILL REMOVE THE LEFT AND RIGHT HUB/DRUM ASSEMBLIES FROM THE STEERING AXLES AND REPLACE THE INNER WHEEL BEARING CONES AND CUPS.

Vehicles affected by this recall

Make Model Year Units
MACK CL 1998 8,025
MACK DM 1998 8,025
MACK LE 1998 8,025
MACK MR 1998 8,025
MACK RB 1998 8,025
MACK RD 1998 8,025

Source: NHTSA Campaign 99V014001 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.