Help keep engine oil sealed in at the back of the crankshaft with the APEX Automobile Parts Inc Crankshaft Seal Kit, part number ABS423. This rear main seal set is a direct-fit replacement for the listed applications, including the 1983-1996 Ford F-150 (V8-5.0L), 1992-2011 Ford Crown Victoria (V8-4.6L), 1996-2010 Ford Mustang (V8-4.6L), 1997-2010 Ford F-150 (V8-4.6L, V8-5.4L) and 2002-2010 Ford Explorer (V8-4.6L).
The rear main seal sits where the crankshaft exits the rear of the engine block. The seal body stays stationary while its lip rides against the rotating crankshaft, which helps retain engine oil at the rear of the engine.
- Rear main seal set: An engine crankshaft seal kit for the rear main sealing position.
- Position: Rear.
- Quantity per application: The listed applications use one kit.
- Wide coverage: 161 applications across Ford, Lincoln, Mercury, Mazda, Jaguar and more, with engine codes L4-2.3L, L4-2.5L, V6-2.5L, V6-3.0L, V6-3.8L, V6-3.9L, V6-4.2L, V8-4.6L, V8-5.0L, V8-5.4L, V8-5.8L and V10-6.8L.
Signs this part may need replacing: oil seeping or dripping between the engine and transmission, oil residue on the bellhousing or the underside of the engine, and an oil level that keeps dropping. Other seals and gaskets near the rear of the engine can leak in a similar way, so pinpoint the source of the leak before replacing.
See the Buyer's Guide tab for the full list of years, models and engines.
