Dynamic Friction 345-54003 Axle Spindle Bearing - Front

DFC Bearing Nut for Front Axle Service

The Dynamic Friction DFC Bearing Nut, part number 345-54003, is a front axle spindle bearing nut for select Ford and Lincoln trucks. It is listed for front applications on the Ford F-150 and Lincoln Mark LT, including 2004 Ford F-150 7 lug wheel models.

Key Features

• Brand: Dynamic Friction
• Brand line: DFC Bearing Nut
• Part number: 345-54003
• Category: Driveline and Axles > Bearings
• Part type: Axle spindle bearing
• Front position application
• Direct fitment coverage for select Ford F-150 and Lincoln Mark LT models

Detailed Description

The DFC Bearing Nut line from Dynamic Friction is built for front axle spindle bearing service where correct fit and secure bearing retention matter. This 345-54003 bearing nut is cataloged for 2005-2008 Ford F-150 front applications, 2006-2008 Lincoln Mark LT front applications, and 2004 Ford F-150 and Ford F-150 Heritage front models with 7 lug wheels. Use this part when servicing the front spindle bearing assembly on the listed vehicles.

This part cross-references no listed alternate part numbers in the provided data. For search relevance, it is commonly associated with Ford F-150 front axle spindle bearing nut replacement and Lincoln Mark LT front bearing nut service.

What It Is Used For

• Replacing a worn or damaged front axle spindle bearing nut
• Restoring proper bearing retention during front hub or axle service
• Addressing looseness or incorrect preload caused by a failed nut
• Supporting front-end driveline maintenance on Ford F-150 and Lincoln Mark LT models
• Servicing 2004 Ford F-150 7 lug wheel front axle assemblies

Installation Notes and Tips

Verify the vehicle year, make, model, and front position before ordering. Confirm 7 lug wheel configuration on 2004 Ford F-150 and Ford F-150 Heritage applications. Inspect the spindle, bearing surfaces, and related front axle components during service, and follow the vehicle service procedure for bearing adjustment and torque specifications.

Quality Assurance

Dynamic Friction identifies this part under the DFC Bearing Nut product line for front axle bearing service. Confirm fitment against the listed applications: Fits 2005-2008 Ford F-150, front; Fits 2006-2008 Lincoln Mark LT, front; Fits 2004 Ford F-150, front; Fits 2004 Ford F-150 Heritage, front.