How to service and repair the 9.75-inch ring gear differential cover on Lincoln Navigator?

To service the 9.75 inch ring gear differential cover, switch off the air suspension system, lift the car up and empty out the lubricant. Wipe down, use silicone sealant and attach the cover within 15 minutes. Wait one hour and then fill with lubricant and add friction modifier to Traction-lok axles and then lower vehicle.

How to service and repair the 8.8-inch ring gear differential cover on Lincoln Navigator?

In order to service the 8.8-inch differential cover, the air suspension should be switched off, the vehicle lifted up and the lubricant emptied. Wipe surfaces, sealant, and then put the cover in place within 15 minutes. Add friction modifier and lubricant, check to correct the amount, and re-close the air suspension and get the vehicle down.

OEM Lincoln Navigator Differential Cover

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8 Differential Covers found

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Lincoln Navigator Axle Cover, Rear Part Number: F4TZ-4033-A
$24.50 MSRP: $35.67
You Save: $11.17 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Cover; Differential Cover, Rear; Rear Cover
- Position: Rear
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1998-2001 Lincoln Navigator | Base | 8 Cyl 5.4 L GAS
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Lincoln Navigator Differential Cover, Rear Part Number: BL3Z-4033-C
$35.13 MSRP: $49.83
You Save: $14.70 (30%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Cover; Differential Cover, Rear; Axle Cover; Rear Cover
- Position: Rear
- Replaces: BL3Z-4033-A, F75Z-4033-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1998-2001 Lincoln Navigator | Base | 8 Cyl 5.4 L GAS
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Lincoln Navigator Differential Cover, Front Part Number: 8L1Z-4033-A
$28.44 MSRP: $40.33
You Save: $11.89 (30%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Cover; Differential Cover, Front; Axle Cover; Rear Cover
- Position: Front
- Replaces: 7L1Z-4033-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2007-2024 Lincoln Navigator | Base, Black Label, L, L Base, L Black Label, L Livery, L Luxury, L Reserve, L Select, L Ultimate, Luxury, Premiere, Reserve, Select, Ultimate | 6 Cyl 3.5 L GAS, 8 Cyl 5.4 L FLEX, 8 Cyl 5.4 L GAS
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Lincoln Navigator Differential Cover, Rear Part Number: 5L1Z-4033-A
$220.98 MSRP: $324.50
You Save: $103.52 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Cover - Rear Axle Housing; Differential Cover, Rear; Axle Cover; Rear Cover
- Position: Rear
- Replaces: 2L1Z-4033-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2002-2017 Lincoln Navigator | Base, L, L Luxury, L Reserve, L Select, L Ultimate, Luxury, Reserve, Select, Ultimate | 6 Cyl 3.5 L GAS, 8 Cyl 5.4 L FLEX, 8 Cyl 5.4 L GAS
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Lincoln Navigator Differential Cover, Front Part Number: 2L1Z-4033-CA
$235.97 MSRP: $346.50
You Save: $110.53 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Cover; Differential Cover, Front, Rear; Axle Cover; Cover Assembly; Rear Cover
- Position: Front
- Replaces: F8AZ-4033-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2003-2006 Lincoln Navigator | Base, Luxury, Ultimate | 8 Cyl 5.4 L GAS
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Lincoln Navigator Differential Cover, Front Part Number: F75Z-4033-BB
$128.50 MSRP: $174.87
You Save: $46.37 (27%)
ADD TO CART
Product Specifications
- Other Name: Cover; Differential Cover, Front; Axle Cover; Rear Cover
- Manufacturer Note: Cover, TE/TN
- Position: Front
- Replaces: F65Z-4033-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1998-2002 Lincoln Navigator | Base | 8 Cyl 5.4 L GAS
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Lincoln Navigator Differential Cover, Rear Part Number: 2L1Z-4033-BA
$121.65 MSRP: $165.55
You Save: $43.90 (27%)
ADD TO CART
Product Specifications
- Other Name: Cover - Rear Axle Housing; Differential Cover, Rear; Axle Cover; Rear Cover
- Manufacturer Note: Cover asy. (housing) - aluminum - includes 390943-S100 plug
- Position: Rear
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2002 Lincoln Navigator | Base | 8 Cyl 5.4 L GAS
View related parts
Lincoln Navigator Axle Cover, Rear Part Number: HL1Z-4033-A
$272.17 MSRP: $399.67
You Save: $127.50 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Cover - Rear Axle Housing; Differential Cover, Rear; Rear Cover
- Position: Rear
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2018-2024 Lincoln Navigator | Base, Black Label, L Base, L Black Label, L Livery, L Reserve, L Select, Premiere, Reserve, Select | 6 Cyl 3.5 L GAS

Lincoln Navigator Differential Cover

Welcome to our website where you can discover high-quality, genuine Lincoln Navigator Differential Cover. We offer an extensive inventory of OEM Lincoln Navigator Differential Cover at affordable prices. We are committed to providing top-rated customer service along with prompt delivery.

Lincoln Navigator Differential Cover Parts and Q&A

Differential Cover, Rear
BL3Z-4033-C
Q: How to service and repair the 9.75-inch ring gear differential cover on Lincoln Navigator?
A: To service the 9.75 inch ring gear differential cover, switch off the Air Suspension system, lift the car up and empty out the lubricant. Wipe down, use silicone sealant and attach the cover within 15 minutes. Wait one hour and then fill with lubricant and add friction modifier to Traction-lok axles and then lower vehicle.
Axle Cover, Rear
F4TZ-4033-A
Q: How to service and repair the 8.8-inch ring gear differential cover on Lincoln Navigator?
A: In order to service the 8.8-inch differential cover, the Air Suspension should be switched off, the vehicle lifted up and the lubricant emptied. Wipe surfaces, sealant, and then put the cover in place within 15 minutes. Add friction modifier and lubricant, check to correct the amount, and re-close the air suspension and get the vehicle down.