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NHTSA recall 21V390000

NHTSA advises: do not drive until the repair is done.

A recall listed here may apply to a vehicle of this year, make and model. Only the manufacturer can say whether it applies to one vehicle: check the VIN with the official lookups.

Campaign
Published byNHTSA (United States)
Campaign number21V390000
Manufacturer's number21S26
ManufacturerFord Motor Company
Reported2021-05-25
Owners notified2021-06-18
ComponentPOWER TRAIN:AXLE HUBS
Units potentially affected17616
Part numbersLC34-3002-ZC, LC34-3001-DC, LC34-3002-VD, LC34-3002-UD, LC34-3002-SD, LC34-3001-CD, LC34-3001-BD, LC34-3002-TE, LC34-3002-FE, LC34-3002-EE, LC34-3002-DE
Remedy progress the manufacturer reported
ReportAnnual report 3, for 2025 quarter 2 to 2026 quarter 1
Filed with NHTSA2026-04-12
Vehicles in the campaign17616
Reported remedied16838 (95%)
Reported unreachable91
Reported removed4

These are the manufacturer's totals for the whole campaign at the end of 2026 quarter 1, as filed with NHTSA. They do not say whether one vehicle has been remedied: check the VIN with the official lookups. The reports are from data as of 2026-10-19.

What is wrong

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.

What can happen

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

The 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.

Vehicles this campaign lists
2021 FORD F-350 SDListed as a series or trim of this model.
2021 FORD F-450 SDListed as a series or trim of this model.
2021 FORD F-550 SDListed as a series or trim of this model.
2021 FORD F-600 SDListed as a series or trim of this model.

A vehicle with no link is not in this site's catalog, which covers cars, multipurpose vehicles and trucks by model year. The campaign is from data as of 2026-10-19.

Check one vehicle officially