Genuine 2203570690 Drive Axle Shaft Seal - Rear Inner

Mercedes-Benz Rear Inner Axle Shaft Seal

This Genuine drive axle shaft seal is a rear inner differential seal for select Mercedes-Benz applications. It is used at the differential to help maintain a proper seal where the axle shaft enters the housing, making it a direct-fit service part for common Mercedes-Benz driveline repairs. Part number 2203570690 is listed for a wide range of Mercedes-Benz C-Class, E-Class, CLK, SLK, and S-Class models.

Key Features

• Genuine drive axle shaft seal for the rear inner position at the differential
• Direct replacement for Mercedes-Benz driveline sealing service
• Fits select 1994-2007 Mercedes-Benz models, including C280, C350, E320, S430, and SLK350
• Part number 2203570690 for catalog and service verification
• Use with the specified companion seal noted in the fitment comments

Detailed Description

Designed for the rear inner axle location at the differential, this Mercedes-Benz axle shaft seal helps restore the sealing surface where driveline components meet the differential housing. It is listed across multiple Mercedes-Benz platforms, including Mercedes-Benz E320 rear inner differential seal applications, Mercedes-Benz C320 rear inner axle seal service, and Mercedes-Benz S430 rear inner differential repairs. The part number 2203570690 should be matched carefully to the vehicle and the notes shown in the fitment data, including the required companion seal reference where specified.

What It Helps Address

• Differential fluid seepage at the rear inner axle shaft opening
• Oil residue around the axle-to-differential interface
• Seal wear from age, heat, and driveline movement
• Service needs during axle shaft or differential maintenance
• Leak-related driveline contamination concerns

Installation Notes and Tips

• Confirm the rear inner position and differential location before ordering.
• Follow the fitment notes exactly; some applications require replacement with the specified companion seal.
• Inspect the axle shaft sealing surface and differential bore for wear or damage before installation.
• Clean the sealing area thoroughly to support proper seating and sealing performance.
• Verify vehicle year, model, and chassis details against the catalog listing for part number 2203570690.

Quality Assurance

Genuine OE-style replacement part for Mercedes-Benz driveline service. This part cross-references no additional aftermarket numbers in the provided data.