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Ford 4R3Z-6312-A Crankshaft Pulley

2005-2014 Ford 4R3Z6312A

Customer Questions & Expert Answers (3)
4R3Z-6312-A Ford Crankshaft Pulley Product Photo 1 of 4
4R3Z-6312-A Ford Crankshaft Pulley Product Photo 1 of 4
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4R3Z-6312-A Ford Crankshaft Pulley Illustration 1 of 1
  • Part Description
    Pulley - Crankshaft
  • Base No.
    6312
  • Replaces
    4R3Z-6312-BA, 8R3Z-6312-C
  • Manufacturer
    Ford
Make sure this part fits
$85.39 MSRP: $124.83
You Save: $39.44 (32%)
Currently Unavailable

Due to manufacturer supply shortage, this item isn't currently available for ordering.

  • Related Parts
  • Specifications
  • Fitment
  • Q&A

  • Related Parts

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  • Product Specifications

    BrandGenuine Ford
    Base No.6312
    Manufacturer Part Number4R3Z-6312-A, 4R3Z6312A
    Part DescriptionPulley - Crankshaft
    Other NamesPulley, Vibration Damper
    Item Dimensions8.1 x 8.1 x 5.0 inches
    Item Weight11.00 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces4R3Z-6312-BA, 8R3Z-6312-C
    ManufacturerFord
    SKU4R3Z-6312-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
    2005-2010 Ford Explorer8 Cyl 4.6L, 8 Cyl 4.6L Romeo SOHC EFI5-Speed Automatic Transmission 5R55S, 5-Speed Automatic Transmission 5R55W, 5-Speed Manual Transmission (M5R4), 6-Speed Automatic Transmission (6R80), 6-Speed Automatic Transmission 6R60, Four-Wheel Drive (Full Time) (Left Hand Drive), Four-Wheel Drive (Part Time) (Left Hand Drive), Four-Wheel Drive (Part Time) (Right Hand Drive), Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
    2007-2010 Ford Explorer Sport Trac8 Cyl 4.6L5-Speed Automatic Transmission 5R55S, 6-Speed Automatic Transmission (6R80), 6-Speed Automatic Transmission 6R60, Four-Wheel Drive (Full Time) (Left Hand Drive), Four-Wheel Drive (Part Time) (Left Hand Drive), Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
    2009-2014 Ford F-1508 Cyl 4.6L4-Speed Automatic Transmission 4R75E Livonia, 4-Speed Automatic Transmission AODEW/4R70E W/TSS, 4-Speed Automatic Transmission AODEW/4R75E W/TSS, 5-Speed Manual Transmission - Mazda M5R2-C, 6-Speed Automatic Transmission (6R80), Four-Wheel Drive (Part Time) (Left Hand Drive), Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
    2005-2010 Ford Mustang8 Cyl 4.6L SOHC EFI, 8 Cyl 5.8L DOHC SC5-Speed Automatic Transmission 5R55S, 5-Speed Manual Transmission T5OD, 5-Speed Manual Transmission TR3650, 6-Speed Manual Transmission (T56), Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
    2010-2014 Lincoln Mark LT8 Cyl 4.6L4-Speed Automatic Transmission 4R75E Livonia, 4-Speed Automatic Transmission AODEW/4R70E W/TSS, 4-Speed Automatic Transmission AODEW/4R75E W/TSS, 5-Speed Manual Transmission - Mazda M5R2-C, 6-Speed Automatic Transmission (6R80), Four-Wheel Drive (Part Time) (Left Hand Drive), Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
    2005-2010 Mercury Mountaineer8 Cyl 4.6L, 8 Cyl 4.6L Romeo SOHC EFI5-Speed Automatic Transmission 5R55S, 5-Speed Automatic Transmission 5R55W, 5-Speed Manual Transmission (M5R4), 6-Speed Automatic Transmission (6R80), 6-Speed Automatic Transmission 6R60, Four-Wheel Drive (Full Time) (Left Hand Drive), Four-Wheel Drive (Part Time) (Left Hand Drive), Four-Wheel Drive (Part Time) (Right Hand Drive), Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)

  • Customer Questions & Expert Answers

    Q:
    Is this the correct part for the attached VIN?
    A:
    You can Select Your Vehicle to check if 4R3Z-6312-A fits your vehicle.
    Posted and answered by Ford Parts Specialist Matthew
    Q:
    How do you remove the Crankshaft Pulley on the 2010 Ford F-150? Posted by Galo C.
    A:
    Use a bolt-type puller to remove the pulley. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by Ford Parts Specialist George / Feb 21, 2026
    Q:
    What is the first step in the installation process for the Crankshaft Pulley on the 2009 Ford Mustang? Posted by Verified Customer
    A:
    Coat the lip of the new seal with clean engine oil and drive it into the bore with a seal driver or a large socket. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by Ford Parts Specialist Bastien / May 10, 2022

Genuine Ford Part 4R3Z-6312-A, the Right Choice

To ensure reliability, purchase part # 4R3Z-6312-A Crankshaft Pulley. It is also called Crankshaft Pulley, Harmonic Balancer. OEM parts are of high quality and known for their longevity. This is because they are built to the Ford standards which are relatively high and undergo rigorous quality control testing. This part fits specific Ford Explorer, F-150, Mustang models. It fits Lincoln Mark LT. It also fits Mercury Mountaineer.

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