Make sure this part fits

GM 23404638 Rear Axle Assembly

2016-2017 Cadillac Escalade

Customer Questions & Expert Answers (3)
23404638 GM Rear Axle Assembly
  • Part Description
    Axle Assembly, Rear
  • Position
    Rear
  • Replaces
    23360969
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number23404638
    Part DescriptionAxle Assembly, Rear
    PositionRear
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces23360969
    ManufacturerGeneral Motors
    SKU23404638
    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
    2016-2017 Cadillac Escalade8 Cyl 6.2L1500 4 DOOR, 1500 4 DOOR SUV, 1500 4 DOOR UTILITY
  • Customer Questions & Expert Answers

    Q:
    I would like to confirm if this is the correct part number for my vehicle. Please advise. Thank you.
    A:
    You can Select Your Vehicle to check if 23404638 fits your vehicle.
    Posted and answered by GM Parts Specialist Henry
    Q:
    What should be used during installation of the inner Axle Shaft housing assembly for the 2016 Cadillac Escalade? Posted by Anabelia M.
    A:
    Use a new gasket to install the inner axle shaft housing assembly and tighten the bolts to the specified torque. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Fernando / Apr 05, 2026
    Q:
    How can engine or transmission noise, potentially related to the Axle Shaft, be isolated for the 2016 Cadillac Escalade? Posted by Daiva M.
    A:
    By noting engine speed and testing in Neutral. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Xavier / Feb 12, 2022

Genuine GM Part 23404638, the Right Choice

To ensure reliability, purchase GM part # 23404638 Rear Axle Assembly. It is sometimes referred to as GM Axle Shaft. 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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