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Ford 4L1Z-4K139-AC Shaft Assy - Rear Axle

2004-2005 Ford 4L1Z4K139AC

Customer Questions & Expert Answers (11)
Ford 4L1Z-4K139-AC Shaft Assy - Rear Axle
Ford 4L1Z-4K139-AC Shaft Assy - Rear Axle
  • Part Description
    Shaft Assy - Rear Axle
  • Base No.
    4K138
  • Position
    Driver Side
  • Manufacturer
    Ford
Make sure this part fits
$251.73 MSRP: $346.80
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  • Related Parts
  • Product Specifications
  • Vehicle Fitment
  • Customer Questions & Expert Answers

  • Related Parts

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  • Product Specifications

    BrandGenuine Ford
    Base No.4K138
    Manufacturer Part Number4L1Z-4K139-AC, 4L1Z4K139AC
    Part DescriptionShaft Assy - Rear Axle
    Other NamesAxle Assembly
    Item Dimensions44.1 x 5.5 x 5.4 inches
    Item Weight30.20 Pounds
    PositionDriver Side
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerFord
    SKU4L1Z-4K139-AC
    WarrantyThis genuine Ford part is guaranteed by Ford's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California’s Proposition 65

  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    2004-2005 Ford Expedition8 Cyl 4.6L Romeo SOHC EFI, 8 Cyl 5.4L, 8 Cyl 5.4L Modular SOHC4AT 4R75W, 4-Speed Automatic Transmission 4R70W (AODE), 4-Speed Automatic Transmission 4R75E Livonia, 4-Speed Automatic Transmission AODEW/4R75E W/TSS, 6-Speed Automatic Transmission (6R75), 6-Speed Automatic Transmission (6R80), Four-Wheel Drive (Part Time) (Left Hand Drive), Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
    2004-2005 Lincoln Navigator8 Cyl 5.4L, 8 Cyl 5.4L DOHC EFI4-Speed Automatic Transmission E4OD(4R100), 6-Speed Automatic Transmission (6R80), 6-Speed Automatic Transmission ZF 6HP26 Steptronic, Four-Wheel Drive (Part Time) (Left Hand Drive), Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)

  • Customer Questions & Expert Answers

    Q:
    Is the the correct part for the attached VIN? Posted by FordPartsGiant Specialist
    A:
    You can Select Your Vehicle to check if 4L1Z-4K139-AC fits your vehicle.
    Posted by FordPartsGiant Specialist
    Q:
    What should you do before removing the driveaxle/hub nut on the 2002 Ford Expedition? Posted by Customer
    A:
    Before removing the driveaxle/hub nut, depress the brake pedal while unscrewing the nut.
    Posted by FordPartsGiant Specialist
    See expert answers on similar Axle Shaft
    Q:
    What's the next step after turning off the air suspension system for the 2002 Ford Expedition? Posted by Customer
    A:
    After turning off the air suspension, you should raise the rear of the vehicle and securely support it on jackstands, and block the front wheels to prevent movement.
    Posted by FordPartsGiant Specialist
    See expert answers on similar Axle Shaft
    Q:
    What's the next step after turning off the air suspension system for the 1998 Ford Expedition? Posted by Customer
    A:
    After turning off the air suspension system, you should proceed by loosening the rear wheel lug nuts.
    Posted by FordPartsGiant Specialist
    See expert answers on similar Axle Shaft
    Q:
    Where should you position a jack for the 1998 Ford Expedition? Posted by Customer
    A:
    Under the front axle differential case.
    Posted by FordPartsGiant Specialist
    See expert answers on similar Axle Shaft
    Q:
    What should be considered when diagnosing axle issues for the 1998 Ford Expedition? Posted by Customer
    A:
    When diagnosing axle issues, it's crucial to consider other potential causes such as road and tire noise, as these can mimic mechanical problems. Engine and transmission noise can also affect axle diagnosis.
    Posted by FordPartsGiant Specialist
    See expert answers on similar Axle Shaft
    Q:
    What type of axle assembly is found in the 2004 Lincoln Navigator? Posted by Customer
    A:
    In 4WD models, there is a fully independent front axle assembly.
    Posted by FordPartsGiant Specialist
    See expert answers on similar Axle Shaft
    Q:
    What is the next step for removing the driveaxle on the 2008 Lincoln Navigator? Posted by Customer
    A:
    After disconnecting other components, pull the steering knuckle outward while pushing inward on the driveaxle and use a special tool to pull the inner driveaxle CV joint away from the differential.
    Posted by FordPartsGiant Specialist
    See expert answers on similar Axle Shaft
    Q:
    What should you disconnect from the vacuum shift motor for the 1999 Lincoln Navigator? Posted by Customer
    A:
    Disconnect the vacuum lines.
    Posted by FordPartsGiant Specialist
    See expert answers on similar Axle Shaft
    Q:
    What should you do for the 2009 Lincoln Navigator in this section? Posted by Customer
    A:
    On 4WD models, remove the rear spring spacers while lowering the axle.
    Posted by FordPartsGiant Specialist
    See expert answers on similar Axle Shaft
    Q:
    What's the next step after removing the wheel and brake components for the 2002 Lincoln Navigator? Posted by Customer
    A:
    After removing the wheel and brake drum or disc, you should remove the cover from the differential carrier and allow the lubricant to drain into a container.
    Posted by FordPartsGiant Specialist
    See expert answers on similar Axle Shaft
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

Genuine Ford Part 4L1Z-4K139-AC, the Right Choice

Your vehicle deserves only genuine OEM Ford parts and accessories. To ensure reliability, purchase Ford part # 4L1Z-4K139-AC Shaft Assy - Rear Axle with base parts number 4K138. It is sometimes referred to as Ford Axle Shaft. Our Ford parts and accessories are expedited directly from authorized Ford dealers strategically located all across the U.S. and are backed by the manufacturer's 12 month, 12,000 mile warranty. OEM Ford parts are the best for restoring your vehicle to factory condition performance. This part fits specific Ford Expedition models. It fits Lincoln Navigator.

Affordable, reliable and built to last, Ford part # 4L1Z4K139AC Shaft Assy - Rear Axle stands out as the smart option. FordPartsGiant.com is your prime online source with the biggest and best selection of genuine Ford parts and accessories at giant discounted prices. We have the OEM Ford parts and accessories you need at the wholesale prices. FordPartsGiant.com has you covered no matter what type of Ford vehicle you drive. For detailed Ford parts information, click here.

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