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NationalPart #: NP576375
National NP576375 Differential Pinion Bearing - Rear Inner
⚙️ 51 vehicles fit this part
Select your vehicle to confirm fitment
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🚗Fitment: Ford and Lincoln, Aviator, Blackwood, E-150, E-150 Club Wagon, E-150 Econoline, E-150 Econoline Club Wagon, Expedition, F-150, F-150 Heritage, and Navigator
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National NP576375 Differential Pinion Bearing
National NP576375 is a differential pinion bearing for Ford rear axle applications that use a 9.75-inch ring gear and Ford axle setup. It is a bearing-only replacement for the rear inner position, with fitment across Ford F-150, Ford Expedition, and Lincoln Navigator applications.
Key Features
- Premium-grade steel construction for durability in driveline service
- Crowned raceways and rollers to promote even load distribution
- Rear inner differential pinion bearing application
- Fits 9.75-inch ring gear Ford axle assemblies
- Direct replacement for National NP576375
Fitment Details
- Fits 2003-2006 Ford E-150, rear inner, with 9.75 (in) ring gear; with Ford axle; bearing only
- Fits 1997-2006 Ford Expedition, rear inner, with 9.75 (in) ring gear; with Ford axle; bearing only
- Fits 1997-2006 Ford F-150, rear inner, with 9.75 (in) ring gear; with Ford axle; bearing only
- Fits 1998-2006 Lincoln Navigator, rear inner, with 9.75 (in) ring gear; with Ford axle; bearing only
- Fits 2003-2005 Ford E-150 Club Wagon, rear inner, with 9.75 (in) ring gear; with Ford axle; bearing only
- Fits 2004 Ford F-150 Heritage, rear inner, with 9.75 (in) ring gear; with Ford axle; bearing only
- Fits 2003 Lincoln Aviator, rear inner, with 9.75 (in) ring gear; with Ford axle; bearing only
- Fits 1997-2002 Ford E-150 Econoline, rear inner, with 9.75 (in) ring gear; with Ford axle; bearing only
- Fits 1997-2002 Ford E-150 Econoline Club Wagon, rear inner, with 9.75 (in) ring gear; with Ford axle; bearing only
- Fits 2002 Lincoln Blackwood, rear inner, with 9.75 (in) ring gear; with Ford axle; bearing only
What It Helps Address
- Excessive differential noise from a worn pinion bearing
- Rough or inconsistent driveline operation in the rear axle
- Pinion support wear in Ford 9.75-inch ring gear assemblies
- Service replacement needs during differential rebuilds
Installation Notes
Verify axle configuration, ring gear size, and rear inner bearing location before installation. This part is a bearing only and does not include installation hardware. Proper differential setup, preload, and inspection of related seals and gears are important during service.
Quality Assurance
National manufactures this taper bearing cone with premium-grade steel, crowned raceways, and rollers to support even load distribution in driveline use. This part cross-references Ford OE number F75Z4630AA for the same application.
This part fits 51 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2006 | Ford | E-150 | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2006 | Ford | Expedition | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2006 | Ford | F-150 | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2006 | Lincoln | Navigator | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2005 | Ford | E-150 | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2005 | Ford | E-150 Club Wagon | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2005 | Ford | Expedition | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2005 | Ford | F-150 | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2005 | Lincoln | Navigator | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2004 | Ford | E-150 | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2004 | Ford | E-150 Club Wagon | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2004 | Ford | Expedition | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2004 | Ford | F-150 | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2004 | Ford | F-150 Heritage | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2004 | Lincoln | Navigator | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2003 | Ford | E-150 | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2003 | Ford | E-150 Club Wagon | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2003 | Ford | Expedition | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2003 | Ford | F-150 | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2003 | Lincoln | Aviator | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2003 | Lincoln | Navigator | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2002 | Ford | E-150 Econoline | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2002 | Ford | E-150 Econoline Club Wagon | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2002 | Ford | Expedition | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2002 | Ford | F-150 | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2002 | Lincoln | Blackwood | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2002 | Lincoln | Navigator | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2001 | Ford | E-150 Econoline | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2001 | Ford | E-150 Econoline Club Wagon | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2001 | Ford | Expedition | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2001 | Ford | F-150 | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2001 | Lincoln | Navigator | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2000 | Ford | E-150 Econoline | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2000 | Ford | E-150 Econoline Club Wagon | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2000 | Ford | Expedition | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2000 | Ford | F-150 | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 2000 | Lincoln | Navigator | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 1999 | Ford | E-150 Econoline | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 1999 | Ford | E-150 Econoline Club Wagon | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 1999 | Ford | Expedition | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 1999 | Ford | F-150 | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 1999 | Lincoln | Navigator | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 1998 | Ford | E-150 Econoline | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 1998 | Ford | E-150 Econoline Club Wagon | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 1998 | Ford | Expedition | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 1998 | Ford | F-150 | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 1998 | Lincoln | Navigator | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 1997 | Ford | E-150 Econoline | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 1997 | Ford | E-150 Econoline Club Wagon | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 1997 | Ford | Expedition | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
| 1997 | Ford | F-150 | Rear Inner | with 9.75 (in) Ring Gear; with Ford Axle; Bearing Only |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
F75Z4630AA
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.