FAG SS3310 Wheel Seal - Rear

Wheel Seal for Rear Axle Service

The FAG SS3310 wheel seal is built for rear wheel-end applications that need reliable sealing against road contamination and grease loss. It is a direct-fit style seal for select Dodge Ram, Ford E-Series, and Ford F-350 applications, including rear inner positions on several heavy-duty models.

With a nitrile sealing material and a metal spring design with auxiliary lip and inner shell, this seal is specified for demanding wheel-end environments where dirt, dust, and moisture can shorten bearing life.

Key Features

• FAG wheel seal, part number SS3310
• Seal type: metal, spring, auxiliary lip, inner shell
• Nitrile sealing material for wheel-end protection
• Bore diameter: 3.876 in. / 98.45 mm
• Seal outside diameter: 3.881 in. / 98.577 mm
• Seal width: 2.875 in. / 9.601 mm
• Designed to help retain grease and block contamination at the wheel end

Detailed Description

FAG SS3310 is a wheel seal engineered to meet vehicle manufacturer specifications for the application. It is used in rear and rear inner wheel-end positions on select Dodge Ram 2500, Dodge Ram 3500 Van, Dodge B3500, Dodge D-series and W-series trucks, plus certain Ford E-350 Econoline and Ford F-350 models. This part cross-references National 417158 and AP Exhaust 28746 for the same application.

For buyers searching for a rear wheel seal for 1999-2003 Dodge Ram 3500 Van rear inner, 2000-2002 Dodge Ram 2500 rear, or 1967-1969 Ford F-350 rear, SS3310 provides the dimensional and sealing specifications needed for wheel-end service. The seal is designed to protect bearings and related components from dirt, dust, and moisture while helping prevent grease loss over time.

Common Uses

• Rear wheel seal replacement for leaking or worn axle seals
• Service for contaminated wheel bearings and hub assemblies
• Repair after grease seepage at the wheel end
• Maintenance on heavy-duty Dodge Ram and Ford truck rear axles
• Restoration of proper wheel-end sealing on rear inner applications

Installation Notes and Tips

Verify seal dimensions, axle configuration, brake setup, and position before installation. This part is listed for rear and rear inner positions only, with application notes that vary by model year and axle setup. Clean the seal bore and mating surfaces thoroughly, inspect the bearing and hub for wear, and confirm the seal is seated squarely to avoid premature leakage.

For fitment-based searches, this part matches applications such as Fits 2000-2002 Dodge Ram 2500, rear; Fits 1999-2003 Dodge Ram 3500 Van, rear inner; and Fits 1980 Ford E-350 Econoline, rear with the listed axle notes.

Quality Assurance

FAG designs wheel seals using high-quality materials and application-specific specifications to meet demanding wheel-end requirements. The SS3310 is built to the dimensional and sealing standards expected for heavy-duty rear axle service.