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Service bulletin 19850

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10022767
Published by NHTSA2007-09-26
Manufacturer's number19850
Manufacturer's date2007-06-01
NHTSA componentSUSPENSION:REAR:AXLE:NON-POWERED AXLE ASSEMBLY

NHTSA's summary

DANA S110 REAR - AXLE FLUID LEAK. *NJ

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Suspension

Vehicles listed
FORD F-450 SD2008 (the catalog's model; the bulletin names a series or trim of it)
FORD F-550 SD2008 (the catalog's model; the bulletin names a series or trim of it)

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
SSM 484942020-02-04. Service bulletin. Some 2005-2020 F-Super Duty 4x4 vehicles operated in extreme dust, mud or tar sand conditions may exhibit accelerated 4x4 vacuum hub seal and or wheel bearing wear as a result of harsh operating conditions. A knuckle seal shield kit is now available for customer purchase. The kit is designed for severe duty and is non warrantable. The knuckle seal shield kit GC3Z-54024A38-A includes an installation instruction sheet
SSM 479792019-06-06. Service bulletin. Some 2005-2019 F-Super Duty 4x4 vehicles operated in extreme dust, mud or tar sand conditions may exhibit accelerated 4x4 vacuum hub seal and or wheel bearing wear as a result of harsh operating conditions. A knuckle seal shield kit is now available for customer purchase. The kit is designed for severe duty and is non warrantable. The knuckle seal shield kit GC3Z-54024A38-A includes an installation instruction sheet
07722007-07-25. Service bulletin. REAR OF VEHICLE IS TOO HIGH/LOW -5TH WHEEL AND GOOSE NECK APPLICATIONS. *KB