FAG SS4683 Engine Crankshaft Seal - Rear

Volvo Rear Seal for Engine and Wheel-End Applications

FAG SS4683 is a precision seal built with Viton sealing material and a rubber, spring, auxiliary-lip design for demanding Volvo applications. It is specified for rear positions on multiple Volvo models, including S60, S60 Cross Country, C30, C70, S40, V50, V70, XC70, S80, XC90, S70, 850, and 960.

Key Features

• Part number: SS4683
• Seal type: rubber with spring and auxiliary lip
• Sealing material: Viton
• Bore diameter: 110.007 mm / 4.331 in
• Seal outside diameter: 110.338 mm / 4.344 in
• Seal width: 3.858 mm / 7.01 in
• Engineered to help protect sealed components from dirt, dust, and moisture
• Designed to help retain grease over bearing service life

Detailed Description

FAG SS4683 is a rear-position seal for Volvo vehicles that require a precise OE-style sealing solution. The Viton sealing material and spring-loaded auxiliary-lip construction are selected to maintain sealing performance under demanding operating conditions, while the dimensional specifications help ensure proper fit at the bore and sealing surfaces. This part number SS4683 is listed for rear applications on Volvo S60, Volvo C30, Volvo C70, Volvo V50, Volvo XC70, and Volvo XC90, along with additional Volvo platforms in the fitment data.

This part cross-references Four Seasons 38883 and National 710669 for the same application.

What It Helps Address

• Grease loss at the sealed bearing or shaft area
• Contamination from dirt, dust, and road moisture
• Seal wear that can lead to leakage
• Fitment issues caused by incorrect seal dimensions
• Rear-end sealing service on Volvo passenger vehicles

Installation Notes and Tips

Verify the application by year, model, and rear position before installation. Confirm the bore diameter, outside diameter, and seal width against the original part to ensure correct seating. Clean the sealing surface thoroughly and inspect the mating component for wear, scoring, or corrosion before installing SS4683. For Volvo S60, Volvo XC90, and other listed rear applications, proper surface preparation is important for consistent sealing performance.

Quality Assurance

FAG designs seals to meet vehicle manufacturer specifications and works with suppliers to maintain quality standards for the application. SS4683 is built for the demands of rear sealing service on Volvo vehicles and uses materials selected for durability and contamination resistance.