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Cadillac 12587621 Main Seal

2002-2005 Cadillac Escalade

Customer Questions & Expert Answers (3)
12587621 GM Main Seal Illustration 1 of 1
  • Part Description
    Seal, Engine Rear Main Bearing
  • Position
    Rear
  • Replaces
    12559277
  • Manufacturer
    General Motors
Make sure this part fits
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  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Cadillac
    Manufacturer Part Number12587621
    Part DescriptionMain Seal; Seal, Engine Rear Main Bearing
    Item Dimensions5.3 x 5.5 x 0.6 inches
    Item Weight0.50 Pounds
    PositionRear
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces12559277
    ManufacturerGeneral Motors
    SKU12587621
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    2002-2005 Cadillac Escalade3/4 TON, EXT 3/4 TON
  • Customer Questions & Expert Answers

    Q:
    I'm wondering if this is complete and correct part for my vehicle.
    A:
    You can Select Your Vehicle to check if 12587621 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    How should the old Crankshaft Seal be removed from the rear cover for the 2002 Chevrolet Express? Posted by Aurelio M.
    A:
    Carefully pry the oil seal from the rear cover using a screwdriver, ensuring not to nick or scratch the crankshaft or the seal bore. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Syed / May 22, 2023
    Q:
    What should be inspected after removing the transmission, driveplate, and Crankshaft Seal for the 2007 GMC Sierra? Posted by Jafet S.
    A:
    The oil seal, oil pan, and engine block surface should be inspected for signs of leakage. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Jose / Sep 23, 2022

Genuine GM Part 12587621, the Right Choice

To ensure reliability, purchase GM part # 12587621 Main Seal. It is sometimes referred to as Cadillac Crankshaft Seal. Directly from GM, genuine parts are superb with regards to quality, longevity, and fit. Every single part passed stringent quality testing, so you can be sure that it's safe, durable, and built to perform like your original parts. This part fits specific Cadillac Escalade models.

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