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GM 19179935 Seal Kit, Differential Drive Pinion Gear

2003-2005 GM

Customer Questions & Expert Answers (2)
19179935 GM Seal Kit, Differential Drive Pinion Gear Illustration 1 of 1
  • Part Description
    SEAL KIT, Differential Drive Pinion Shaft Bearing
  • Replaces
    19150363, 88984430, 89059055
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number19179935
    Part DescriptionSEAL KIT, Differential Drive Pinion Shaft Bearing
    Other NamesFlange
    Item Dimensions8.1 x 5.3 x 5.1 inches
    Item Weight2.30 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces19150363, 88984430, 89059055
    ManufacturerGeneral Motors
    SKU19179935
    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
    2003-2004 Cadillac CTS6 Cyl 3.2L, 6 Cyl 3.6L, 8 Cyl 5.7L4 DOOR, 4 DOOR RHD, 4 DOOR(RHD)
    2004-2005 Cadillac SRX6 Cyl 3.6L, 8 Cyl 4.6L4 DOOR, SRX, V8 4 DOOR
    2005 Cadillac STS6 Cyl 3.6L, 8 Cyl 4.6L4 DOOR
  • 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 19179935 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What is the final step in the installation process for the 2003 Cadillac CTS involving the Differential Seal? Posted by Josepj F.
    A:
    Install a new pinion nut and tighten it to the specified torque, completing the installation by reversing the removal steps. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Jeremy / Feb 07, 2026

Genuine GM Part 19179935, the Right Choice

To ensure reliability, purchase GM part # 19179935 Seal Kit, Differential Drive Pinion Gear. It is sometimes referred to as GM Differential 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 CTS, SRX, STS models.

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