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Buick 19178438 Transaxle Asm, Auto (Goodwrench Remanufacture) (99Ahw)

1998-1999 Buick

Customer Questions & Expert Answers (2)
19178438 GM Transaxle Asm, Auto (Goodwrench Remanufacture) (99Ahw)
  • Part Description
    TRANSAXLE, Automatic
  • Replaces
    19125017, 24213669
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Buick
    Manufacturer Part Number19178438
    Part DescriptionTRANSAXLE, Automatic
    Other NamesTransaxle
    Item Dimensions36.3 x 24.3 x 23.2 inches
    Item Weight226.80 Pounds
    ConditionRemanufactured
    Fitment TypeDirect Replacement
    Replaces19125017, 24213669
    ManufacturerGeneral Motors
    SKU19178438
    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
    1998-1999 Buick Century6 Cyl 3.1LCUSTOM, GS, LIMITED, LS
    1998-1999 Buick RegalCUSTOM, GS, LIMITED, LS
  • 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 19178438 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What additional connections related to the Transmission Assembly should be disconnected for the 1999 Pontiac Grand Prix? Posted by Marko G.
    A:
    Disconnect the TV cable if applicable, and disconnect the shift linkage. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Jeremy / Oct 29, 2025

Genuine GM Part 19178438, the Right Choice

To ensure reliability, purchase GM part # 19178438 Transaxle Asm, Auto (Goodwrench Remanufacture) (99Ahw). It is sometimes referred to as Buick Transmission Assembly. 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 Buick Century, Regal models.

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