FAG SS3303 Drive Axle Shaft Seal - Front Outer

Drive Axle Shaft Seal for Ford Super Duty

The FAG SS3303 drive axle shaft seal is built for front outer wheel-end service on select Ford heavy-duty trucks and SUVs. It uses a metal case, spring, auxiliary lip, and nitrile sealing material to help keep contamination out and grease in at the bearing area.

Compatible with 1999-2005 Ford F-250 Super Duty, F-350 Super Duty, and Excursion front outer applications, FAG SS3303 is a direct-fit sealing component for demanding driveline service.

Key Features

• FAG SS3303 drive axle shaft seal for front outer wheel-end applications
• Metal case with spring and auxiliary lip design
• Nitrile sealing material for durable sealing performance
• Bore diameter: 4.453 in. / 113.106 mm
• Seal outside diameter: 4.458 in. / 113.233 mm
• Seal width: 2.874 in. / 73 mm
• Engineered to help protect wheel-end components from dirt, dust, and moisture

Detailed Description

FAG SS3303 is a wheel-end seal designed for front outer positions on select Ford Excursion, Ford F-250 Super Duty, and Ford F-350 Super Duty models. The seal construction combines a metal shell, spring tension, and auxiliary lip to support sealing at the axle shaft interface, while the nitrile material is selected for service in demanding driveline environments. This part cross-references Gates 28603 and National 710494 for the same application. For buyers searching for a Ford F-250 Super Duty front outer axle shaft seal or a Ford F-350 Super Duty wheel seal, SS3303 provides the specified dimensions and sealing style needed for proper service.

What It Helps Address

• Grease loss at the wheel end
• Contamination from dirt and dust
• Moisture intrusion around the axle shaft seal area
• Wear related to compromised wheel-end sealing
• Service replacement for leaking front outer seals

Installation Notes and Tips

Verify bore diameter, seal outside diameter, seal width, and position before installation. Clean the hub and sealing surface thoroughly, and inspect the axle shaft and bearing area for wear or scoring that could affect seal performance. Confirm the application is front outer before ordering, especially on Ford Excursion and Ford Super Duty trucks.

Quality Assurance

FAG designs wheel seals to meet vehicle manufacturer specifications and works with suppliers to maintain FAG quality standards. The seal is engineered for the demanding requirements of wheel-end service on vehicles such as the Ford Excursion, Ford F-250 Super Duty, and Ford F-350 Super Duty.