National 225500 Wheel Seal - Front, Front Inner or Front Outer

Wheel Seal for BMW, Audi, and Volkswagen

National 225500 is a metric wheel seal built with nitrile sealing material for dependable sealing performance at the hub. With a 55.000 mm shaft diameter, 68.300 mm outside diameter, and 8.000 mm width, it is sized for precise service on select BMW, Audi, and Volkswagen front applications.

National has supplied sealing solutions for more than 75 years, and this seal reflects that focus on dimensional accuracy and material consistency. It is a direct-fit style oil seal for front and front inner positions on select vehicles, including BMW X5, BMW 535d, BMW 535d xDrive, BMW 740Ld xDrive, BMW 335d, Audi RS6, Audi A8, BMW M3, and Volkswagen Vanagon applications.

• Part number: 225500
• Wheel seal / oil seal for driveline and axle service
• Nitrile sealing material for sealing performance
• Metric dimensions for accurate housing and shaft fit
• Inside diameter: 55.000 mm; outside diameter: 68.300 mm
• Width: 8.000 mm; housing bore: 68.000 mm
• Series 220000, Type 32

Fitment Details

• Fits 2009-2018 BMW X5, front.
• Fits 2014-2016 BMW 535d, front.
• Fits 2014-2016 BMW 535d xDrive, front.
• Fits 2015 BMW 740Ld xDrive, front.
• Fits 2009-2011 BMW 335d, front.
• Fits 2003-2004 Audi RS6, front.
• Fits 1997-1999 Audi A8, front.
• Fits 1988-1991 BMW M3, front.
• Fits 1980-1991 Volkswagen Vanagon, front inner.

What This Seal Helps Address

• Oil seepage at the wheel hub or axle seal area
• Contamination entering the sealed bearing or hub assembly
• Loss of sealing integrity from worn or hardened original material
• Service issues on front or front inner driveline sealing points
• Fitment problems when replacing a metric seal with the correct dimensions

Installation Notes and Tips

Verify shaft diameter, housing bore, and width before installation to confirm the seal matches the application. Clean the sealing surface and housing thoroughly, and inspect the shaft for wear, scoring, or corrosion that could affect sealing performance. This part cross-references Beck/Arnley 052-3269 and Centric Parts 417.90003 for the same application.

Quality Assurance

National is a long-established sealing brand with a focus on modern vehicle applications and dimensional precision. Part number 225500 is built as a metric nitrile seal for consistent service in the specified BMW, Audi, and Volkswagen fitments.