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NHTSA campaign 21V390000 · Ford campaign 21S26

Ford Recall 21V-390: Wheel Hub Extenders may be Improperly Attached

  • Do not drive

Owners are advised not to drive these vehicles until the recall repair is done.

NHTSA recall 21V390000 (Ford campaign 21S26) was reported by Ford Motor Company on May 25, 2021, with 17,616 vehicles potentially affected (per NHTSA). NHTSA's record lists the Ford F-350 SD, Ford F-450 SD, Ford F-550 SD and more for the 2021 model year. Owners were notified on June 18, 2021, per NHTSA.

Updated daily from NHTSA's recall files

Is my vehicle included?

This page lists, by model year, the vehicles NHTSA's recall record names for campaign 21V390000 in the model years try.vin imports (1995 and later); NHTSA's own record can list more. A model year on the list doesn't mean every vehicle of that year is included, and some may already have been repaired.

To see whether a specific vehicle is included and still needs the repair, enter its VIN at nhtsa.gov/recalls.

Ford VIN check: decode a VIN to see its year, make and model.

Key facts

NHTSA campaign
21V390000 (also written 21V-390 or 21V390)
Filed by
Ford Motor Company
Ford campaign number
21S26
Report received
Potentially affected
17,616 vehicles (per NHTSA)
Component
Power Train — Axle Hubs
Owners notified

Repair completion: 95.61% (latest rate the manufacturer reported to NHTSA; dataset updated October 21, 2026)

NHTSA cautions against comparing completion rates across recalls or manufacturers. How try.vin reads them.

Vehicles listed for this recall

NHTSA's recall record lists these vehicles for recall 21V390000. try.vin imports model years 1995 and later, so NHTSA's own list can be longer. Model years with a try.vin recall page link to it. Build dates are NHTSA's range for a model year (per NHTSA); a vehicle built in that range is not necessarily included.

Ford

All Ford recalls

NHTSA's recall notice

As NHTSA's recall record states it for campaign 21V390000.

Defect description

Ford Motor Company (Ford) is recalling certain 2021 F-350, F-450, F-550, and F-600 vehicles equipped with dual rear wheels and front wheel hub extenders. The front wheel hub extenders may be improperly attached to the front rotor hub assemblies, which could result in separation of the wheels and wheel extenders from the vehicle.

Safety consequence

A detached wheel and wheel extender can increase the risk of a crash.

Manufacturer remedy

Owners are instructed not to drive their vehicles until the torque of the wheel extender nuts can be verified. Dealers will inspect and tighten the front wheel hub extender nuts, free of charge. Owner notification letters were mailed on June 18, 2021. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 21S26.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.

Sources

Official NHTSA notice for recall 21V390000

Campaign details come from NHTSA's recall files, which try.vin imports once a day. The plain-language subject and the completion rate come from the U.S. Department of Transportation's Recalls Data dataset. How try.vin reads recall data.