2005 Hilbilt Peterbilt Recall: Suspension
NHTSA campaign 08V422000 · Suspension · filed Aug 21, 2008 · verified Jul 30, 2026
The defect
HILBILT IS RECALLING 6 MY 2005-2006 MACK, MY 2005 KENWORTH AND PETERBILT TRUCKS EQUIPPED WITH A WATSON & CHALIN AUXILIARY AXLE. THE LOWER CAST ARMS COULD FRACTURE WHICH COULD AFFECT THE SUSPENSION'S ABILITY TO LIFT THE AXLE WHEN IT IS NOT NEEDED.
The risk
WARNINGS OF A SITUATION WHERE ONE SIDE OF THE UNIT DOES NOT LIFT AS MUCH AS THE OTHER SIDE, A VERTICAL VIBRATION OR ERRATIC BEHAVIOR OF THE SUSPENSION COULD OCCUR INCREASING THE RISK OF A CRASH.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
HILBILT IS WORKING WITH WATSON & CHALIN TO PROVIDE OWNERS WITH REPAIR KITS ALONG WITH REPAIR INSTRUCTIONS TO THE VEHICLE OWNERS (PLEASE SEE 07E057). OWNERS MAY CONTACT WATSON & CHALIN AT 1-800-445-0736 OR HILBILT AT 1-501-794-2500.
THIS RECALL ONLY PERTAINS TO HILBILT AXLES MANUFACTURED BY WATSON & CHALIN AND HAS NO RELATION TO ANY ORIGINAL EQUIPMENT INSTALLED ON MACK, KENWORTH, OR PETERBILT VEHICLES.CUSTOMERS MAY ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236 (TTY 1-800-424-9153), OR GO TO HTTP://WWW.SAFERCAR.GOV.
Affected vehicles
Related recalls
Other campaigns involving Hilbilt vehicles
Source: NHTSA recall database, campaign 08V422000. Data last verified Jul 30, 2026.