FAG SS3864 Engine Crankshaft Seal - Rear

FAG SS3864 Engine Crankshaft Seal for Vanagon

FAG SS3864 is an engine crankshaft seal built with a metal and spring seal design and nitrile sealing material for controlled sealing performance. It is listed for rear applications on the 1980-1991 Volkswagen Vanagon and is specified to match the vehicle’s required dimensions and sealing profile.

Key Features

• Part number SS3864 for direct reference in catalog and service lookup
• Seal type: metal with spring for stable sealing contact
• Nitrile sealing material for engine sealing applications
• Bore diameter: 3.74 in. / 94.996 mm
• Seal outside diameter: 3.747 in. / 95.174 mm
• Seal width: 2.953 in. / 75.006 mm
• Rear position application for Volkswagen Vanagon

Detailed Description

FAG SS3864 is an engine crankshaft seal engineered around the dimensional requirements of the application, with a 3.74-inch bore diameter, 3.747-inch outside diameter, and 2.953-inch width. The metal-and-spring construction helps maintain sealing contact, while the nitrile sealing material is selected for engine sealing service. This part cross-references SKF 29525 and Timken 227530 for the same application. Compatible with 1980-1991 Volkswagen Vanagon rear applications, SS3864 is a practical replacement when the original crankshaft seal needs to be renewed. Volkswagen Vanagon owners searching for a rear engine crankshaft seal, FAG SS3864, or a direct-fit seal for 1980-1991 Volkswagen Vanagon rear service can use this part for catalog matching and repair planning.

What It Helps Address

• Oil leakage at the crankshaft seal area
• Contamination entering the sealed engine area
• Loss of sealing contact from worn or aged seal material
• Seal replacement during engine service or reseal work
• Fitment matching for rear Volkswagen Vanagon applications

Installation Notes and Tips

Verify the bore diameter, outside diameter, and width against the removed seal before installation. Clean the sealing surface thoroughly and inspect the shaft or housing for wear, scoring, or corrosion that could affect seal life. Confirm rear-position fitment for the 1980-1991 Volkswagen Vanagon before ordering. Use proper installation tools to keep the seal square and avoid damaging the sealing lip or spring.

Quality Assurance

FAG sources seals to meet vehicle manufacturer specifications and works with suppliers to align product design with FAG quality standards. The seal is built for contamination control and grease retention at the bearing or sealing interface over the service life of the component.