×
Contact Us Live Chat or 1-888-788-9341
My Garage
My Account
Cart
Search Bar
Search by Part Number, Part Name, or Vehicle
Track Order Help Center
Make sure this part fits

Mercury 6W3Z-5421990-A Cylinder Assembly - Actuating

1996-2011 Mercury Grand Marquis 6W3Z5421990A

Customer Questions & Expert Answers (3)
Ford 6W3Z-5421990-A Cylinder Assembly - Actuating
Ford 6W3Z-5421990-A Cylinder Assembly - Actuating
Ford 6W3Z-5421990-A Cylinder Assembly - Actuating
  • Part Description
    Cylinder Assy - Actuating
  • Base No.
    21990
  • Position
    Passenger Side
  • Replaces
    F6AZ-5421990-AA, F8AZ-5421990-AA
  • Manufacturer
    Ford
Make sure this part fits
$48.28 MSRP: $87.93
You Save: $39.65 (46%)
Ships in 1-2 Business Days
1
ADD TO CART
  • Related Parts
  • Product Specifications
  • Vehicle Fitment
  • Customer Questions & Expert Answers

  • Related Parts

    Shop for related parts for your vehicle

  • Product Specifications

    BrandGenuine Mercury
    Base No.21990
    Manufacturer Part Number6W3Z-5421990-A, 6W3Z5421990A
    Part DescriptionCylinder Assy - Actuating
    Other NamesLock Cylinder
    Item Weight0.40 Pounds
    PositionPassenger Side
    ConditionNew
    Fitment TypeDirect Replacement
    ReplacesF6AZ-5421990-AA, F8AZ-5421990-AA
    ManufacturerFord
    SKU6W3Z-5421990-A
    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
    2007-2011, 1996-2005 Mercury Grand Marquis8 Cyl 4.6L, 8 Cyl 4.6L Romeo SOHC EFI4-Speed Automatic Transmission 4R75E Livonia, 4AT 4R70W, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)

  • Customer Questions & Expert Answers

    Q:
    Can you tell me if this part is correct for my car? Posted by FordPartsGiant Specialist
    A:
    You can Select Your Vehicle to check if 6W3Z-5421990-A fits your vehicle.
    Posted by FordPartsGiant Specialist
    Q:
    How do you install the lock cylinder for the 2004 Mercury Grand Marquis? Posted by Customer
    A:
    Install the lock cylinder by turning it to the RUN or ACC position and depressing the retaining pin. Insert the lock cylinder into the lock cylinder housing. Make sure the cylinder is completely seated and aligned in the interlocking washer before turning the key to the Off position. This will permit the retaining pin to extend into the hole.
    Posted by FordPartsGiant Specialist
    See expert answers on similar Ignition Lock Cylinder
    Q:
    What should you do to ensure proper operation of the lock for the 1992 Ford Crown Victoria? Posted by Customer
    A:
    Turn the lock to ensure that operation is correct in all positions.
    Posted by FordPartsGiant Specialist
    See expert answers on similar Ignition Lock Cylinder
    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 6W3Z-5421990-A, the Right Choice

To ensure reliability, purchase Ford part # 6W3Z-5421990-A Cylinder Assembly - Actuating. It is sometimes referred to as Mercury Door Lock Cylinder, Mercury Ignition Lock Cylinder. In terms of quality and longevity, OEM parts are top-tier. This is because they are made according to Ford's demanding factory specifications and go through strict quality control. This part fits specific Mercury Grand Marquis models.

FordPartsGiant.com is a leading supplier of genuine Ford parts and accessories such as Ford 6W3Z5421990A Cylinder Assembly - Actuating. On our platform, we provide genuine Ford parts at incredible prices while ensuring top-tier quality. Feel at ease shopping with us, knowing our parts have a hassle-free return policy and rapid delivery service. For detailed Mercury parts information, click here.

Why choose Ford Parts Giant

  • Dedicated Service

    Your complete satisfaction is our #1 goal

  • Lowest Prices

    Best deals on genuine OE parts from dealerships

  • Fast Delivery

    Orders are processed and delivered promptly