FAG SS2078 Wheel Seal - Front, Front Inner or Rear

Wheel Seal for OE-Style Wheel End Protection

The FAG SS2078 wheel seal is built for wheel end service where contamination control and grease retention matter. It is a direct-fit style seal for a wide range of Mazda, Kia, Ford, and Mercury applications, including Mazda Miata, Mazda Protege, Kia Sorento, and Ford Escort fitments.

Engineered with a metal case, auxiliary lip, and nitrile sealing material, this seal is sized to match the specified bearing and bore dimensions for the listed applications. The FAG SS2078 is used to help keep dirt, dust, and moisture out of the wheel end while helping retain lubricant at the bearing.

Key Features

• Part number: SS2078
• Seal type: metal with auxiliary lip
• Sealing material: nitrile
• Bearing inside diameter: 2.375 in / 60.325 mm
• Bore diameter: 2.677 in / 67.996 mm
• Seal outside diameter: 2.688 in / 68.275 mm
• Seal width: 2.205 in / 56.007 mm
• Designed for wheel end contamination control and grease retention

Detailed Description

FAG SS2078 is a wheel seal for driveline and axle service that follows vehicle-specific sizing requirements. The seal’s metal construction and auxiliary lip help support sealing performance at the wheel end, while the nitrile sealing material is selected for use in demanding automotive environments. This part cross-references Gates 22454 and National 1932 for the same application. Common fitment includes 1990-2003 Mazda Protege front, 1999-2005 Mazda Miata rear, and 2007-2009 Kia Sorento front, along with additional Mazda, Kia, Ford, and Mercury applications.

What This Wheel Seal Helps Address

• Grease loss at the wheel bearing area
• Dirt and dust intrusion into the wheel end
• Moisture contamination around the bearing
• Seal wear from age, heat, and road exposure
• Noise or roughness related to contaminated wheel end components

Installation Notes and Tips

Verify the bearing inside diameter, bore diameter, seal outside diameter, and seal width before installation. Match the seal to the exact vehicle position listed for your application, since front, rear, front inner, and N/A positions are all represented in the fitment data. Inspect the hub, spindle, and bearing surfaces for wear or scoring before installing the new seal. Clean all sealing surfaces thoroughly and confirm the replacement matches the original seal style and dimensions.

Quality Assurance

FAG designs wheel seals to meet vehicle manufacturer specifications and works with suppliers to maintain FAG quality standards. The SS2078 is built for the demanding requirements of wheel end sealing across the listed Mazda, Kia, Ford, and Mercury applications.