WJB / INMOTION PARTS Standard Replacement Extension Housing Seal — direct fit for Ford Expedition 4.6L V8 (1997-2004). Genuine quality replacement built to OEM tolerances, ships to all 50 USA states from RevXSC.
Engineered by WJB / INMOTION PARTS as a standard replacement grade extension housing seal for the 4.6L V8 engine, this WS4765 matches factory mounting points and form factor so install requires no modification. 4 speed trans.; Boot Type; w/ Ford 4R70W Transmission Standard replacement spec — the same dimensions, materials and performance envelope as the original factory part.
Search by any number below — they all match WJB / INMOTION PARTS WS4765:
| Year | Make / Model | Engine | Notes |
|---|---|---|---|
| 1997 | Ford Expedition | 4.6L V8 | 4 speed trans.; Boot Type; w/ Ford 4R70W Transmission |
| 1998 | Ford Expedition | 4.6L V8 | 4 speed trans.; Boot Type; w/ Ford 4R70W Transmission |
| 1999 | Ford Expedition | 4.6L V8 | 4 speed trans.; Boot Type; w/ Ford 4R70W Transmission |
| 2000 | Ford Expedition | 4.6L V8 | 4 speed trans.; Boot Type; w/ Ford 4R70W Transmission |
| 2001 | Ford Expedition | 4.6L V8 | 4 speed trans.; Boot Type; w/ Ford 4R70W Transmission |
| 2002 | Ford Expedition | 4.6L V8 | 4 speed trans.; Boot Type; w/ Ford 4R70W Transmission |
| 2003 | Ford Expedition | 4.6L V8 | 4 speed trans.; Boot Type; w/ Ford 4R70W Transmission |
| 2004 | Ford Expedition | 4.6L V8 | 4 speed trans.; Boot Type; w/ Ford 4R70W Transmission |
Always replace extension housing seal components in matched sets where applicable, torque fasteners to factory spec, and inspect adjacent transmission-automatic components for wear during installation. If you're not sure which variant matches your VIN, send us the last 8 digits of the VIN before checkout and we will confirm fitment.
Is WS4765 a direct replacement?
Yes — WJB / INMOTION PARTS WS4765 is built to OEM form/fit/function for the Ford Expedition 4.6L V8 (1997-2004).
Do you ship to my state?
We ship to all 50 USA states. Tracking is provided.
What's the difference between Economy, Standard Replacement and Heavy Duty?
Economy is the value-priced option for everyday driving; Standard Replacement matches OEM spec; Heavy Duty uses upgraded materials for towing, fleet and severe service.
How can I confirm fitment?
Match year, make, model and engine (1997-2004 Ford Expedition 4.6L V8). When in doubt, send your VIN — we verify before dispatch.
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Note: The product image is for illustrative purposes only. Actual product may vary slightly in appearance, packaging, or labeling. Fitment and specifications are guaranteed to OEM standards.