Elring 903.070 Engine Crankshaft Seal - Front

Elring 903.070 Crankshaft Seal

Elring 903.070 is an engine crankshaft seal built for precise sealing at the crankshaft interface. Made from FPM (fluoride rubber) with a dust lip, this radial shaft seal is specified for reliable oil control in Subaru, Toyota, and Nissan applications where correct dimensions and seal profile matter.

Fits 2021-2024 Subaru Crosstrek, front; Fits 2015-2024 Subaru Forester, front; Fits 2020-2024 Subaru Legacy, front; Fits 2020-2024 Subaru Outback, front; Fits 2021-2023 Subaru Impreza, front; Fits 2019-2020 Subaru BRZ, front; Fits 2017-2020 Toyota 86, front; Fits 2013-2016 Scion FR-S, front.

Key Features

• Part number: 903.070
• Engine crankshaft seal for front applications
• FPM (fluoride rubber) sealing material for heat- and oil-exposed engine locations
• Inside diameter: 50.0 mm
• Outside diameter: 62.0 mm
• Thickness: 7.0 mm
• Dust lip helps reduce contamination at the sealing edge
• Radial shaft seal design: AS
• Swirl type: RD

Detailed Description

This Elring crankshaft seal is engineered around the listed dimensions and seal profile for direct replacement in supported Subaru, Toyota, and Nissan engine applications. The 50.0 mm inside diameter, 62.0 mm outside diameter, and 7.0 mm thickness help ensure the seal seats correctly, while the FPM construction is suited to demanding engine environments. Elring 903.070 is a practical choice for front crankshaft sealing on vehicles such as the Subaru Forester, Subaru Crosstrek, Subaru Outback, Subaru Legacy, and Subaru Impreza, as well as Toyota 86 and Scion FR-S applications listed in the fitment data.

This part cross-references 13510-AD200 and SU003-02180 for the same application.

What It Helps Fix

• Engine oil leaking from the crankshaft seal area
• Oil seepage at the front of the engine
• Contamination entering the seal area through worn dust protection
• Seal wear caused by age, heat, and crankshaft movement
• Loss of proper sealing after timing-end service or engine repair

Installation Notes and Tips

Verify the seal dimensions, position, and engine application before installation. Inspect the crankshaft sealing surface for wear, scoring, or contamination, and clean the area thoroughly before fitting the new seal. Use proper installation tools to keep the seal square and avoid damaging the sealing lip or dust lip. Confirm the correct orientation of the radial shaft seal design during assembly.

Quality Assurance

Elring is known for engine sealing components used in demanding automotive repair applications. This seal is manufactured to the listed specifications for accurate fitment and dependable sealing performance in the supported vehicles.