How to service the front crankshaft seal on Mercury Mountaineer?

The first step for servicing the front crankshaft seal requires eliminating the crankshaft pulley. You must utilize the Crankshaft Front Oil Seal Remover to remove the previous crankshaft front seal which should be discarded. The process of installing the new front seal requires application of engine oil for lubrication purposes. The correct method of installing new crankshaft front seals requires both the Front Cover Aligner and Crankshaft Vibration Damper Installer tools. Finally, reinstall the crankshaft pulley.

OEM Mercury Mountaineer Crankshaft Seal

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5 Crankshaft Seals found

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Mercury Mountaineer Rear Main Seal
Part Number: F5TZ-6701-A
$31.53 MSRP: $44.72
You Save: $13.19 (30%)
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Product Specifications
- Other Name: Seal Assembly - Crankshaft Oil; Engine Crankshaft Seal, Rear; Crankshaft Seal; Rear Seal; Oil Pan Rear Seal; Engine Crankshaft Seal
- Position: Rear
- Replaces: F77Z-6701-AA, D7RZ-6701-A, F77Z-6701-BA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1998-2010 Mercury Mountaineer | Base, Convenience, Luxury, Premier | 6 Cyl 4.0 L FLEX, 6 Cyl 4.0 L GAS, 8 Cyl 5.0 L GAS
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Mercury Mountaineer Rear Main Seal
Part Number: F4AZ-6701-A
$28.61 MSRP: $41.65
You Save: $13.04 (32%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Seal Assembly - Crankshaft Oil; Engine Crankshaft Seal, Rear; Timing Cover Gasket; Timing Cover Seal; Oil Seal; Crankshaft Seal; Rear Seal; Timing Cover Seal; Oil Pan Seal.
- Position: Rear
- Replaces: F3AZ-6701-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2002-2010 Mercury Mountaineer | Base, Convenience, Luxury, Premier | 8 Cyl 4.6 L GAS
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Mercury Mountaineer Rear Main Seal Retainer
Part Number: 6C3Z-6K301-A
$45.47 MSRP: $66.18
You Save: $20.71 (32%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Retainer - Crankshaft Oil Seal; Oil Pan Rear Seal
- Manufacturer Note: Gasket Is RTV. Refer To Workshop Manual For Proper Specs
- Replaces: 3L3Z-6K301-AA, 3L3Z-6K301-CA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006-2008 Mercury Mountaineer | Luxury, Premier | 8 Cyl 4.6 L GAS
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Mercury Mountaineer Rear Main Seal
Part Number: F1SZ-6701-A
$46.60 MSRP: $66.67
You Save: $20.07 (31%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Seal Assembly - Crankshaft Oil; Engine Crankshaft Seal, Rear; Timing Cover Gasket; Timing Cover Seal; Oil Seal; Crankshaft Seal; Rear Seal; Timing Cover Oil Seal; Engine Crankshaft Seal
- Position: Rear
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1997-2001 Mercury Mountaineer | Base | 6 Cyl 4.0 L GAS, 8 Cyl 5.0 L GAS
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Mercury Mountaineer Rear Main Seal
Part Number: 6L3Z-6K301-AA
$40.50 MSRP: $57.93
You Save: $17.43 (31%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Retainer - Crankshaft Oil Seal; Crankshaft Seal; Rear Main Seal Retainer
- Replaces: 3L3Z-6K301-BA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2009-2010 Mercury Mountaineer | Premier | 8 Cyl 4.6 L GAS

Mercury Mountaineer Crankshaft Seal

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Mercury Mountaineer Crankshaft Seal Parts Questions & Experts Answers

Rear Main Seal
6L3Z-6K301-AA
Q: How to service the front crankshaft seal on Mercury Mountaineer?
A: The first step for servicing the front crankshaft seal requires eliminating the crankshaft pulley. You must utilize the Crankshaft Front Oil Seal Remover to remove the previous crankshaft front seal which should be discarded. The process of installing the new front seal requires application of engine oil for lubrication purposes. The correct method of installing new crankshaft front seals requires both the Front Cover Aligner and Crankshaft Vibration Damper Installer tools. Finally, reinstall the crankshaft pulley.