InMotion WS239155 Wheel Seal - Front Inner

Front Inner Wheel Seal for Mercedes-Benz

InMotion WS239155 is a nitrile wheel seal built to help keep contaminants out of the differential pinion area while maintaining a secure sealing surface. It is a direct-fit style service part for select Mercedes-Benz applications, including 190E, 300E, and E320 front inner positions.

Key Features

• Nitrile construction for sealing performance in driveline service
• Inside diameter: 1.772 in.
• Outside diameter: 2.53 in.
• Width: 0.472 in.
• Shaft diameter: 1.772 in.
• Housing bore: 2.52 in.
• Part number: WS239155

Detailed Description

This InMotion wheel seal is engineered for the front inner position on select Mercedes-Benz driveline applications. The nitrile sealing material is selected to form a tight barrier at the shaft and housing interface, helping reduce fluid leakage and limiting the entry of dirt and moisture into sensitive internal components. For Mercedes-Benz 190E, 300E, 300TE, 300CE, 260E, 300D, 300TD, 560SL, and E320 service work, WS239155 provides the dimensional consistency needed for proper sealing fitment.

Use WS239155 when servicing a front inner seal on vehicles that require a 1.772-inch shaft diameter and a 2.52-inch housing bore. This part cross-references no listed interchange numbers in the provided data.

Fitment

• Fits 1994-1995 Mercedes-Benz E320, Front Inner
• Fits 1984-1993 Mercedes-Benz 190E, Front Inner
• Fits 1990-1993 Mercedes-Benz 300D, Front Inner
• Fits 1987 Mercedes-Benz 300D, Front Inner
• Fits 1986-1993 Mercedes-Benz 300E, Front Inner
• Fits 1988-1993 Mercedes-Benz 300TE, Front Inner
• Fits 1988-1992 Mercedes-Benz 300CE, Front Inner
• Fits 1987-1989 Mercedes-Benz 260E, Front Inner
• Fits 1986-1989 Mercedes-Benz 560SL, Front Inner
• Fits 1987 Mercedes-Benz 300TD, Front Inner

What It Helps Address

• Gear oil seepage at the front inner seal area
• Contamination from road debris and moisture
• Wear at the differential pinion sealing surface
• Loss of sealing integrity during driveline service

Installation Notes and Tips

Confirm shaft diameter, housing bore, and seal width before installation. Inspect the mating surface for scoring, corrosion, or debris, and replace worn components as needed to help the new seal seat evenly. Proper alignment during installation is important to avoid damaging the nitrile sealing lip.

Quality Assurance

InMotion manufactures this seal with precision-focused dimensions and high-quality materials for driveline sealing service. WS239155 is built to support reliable sealing performance in the specified Mercedes-Benz front inner applications.