Make sure this part fits

GM 25534073 Crankshaft (Machining)

1989-1990 GM

Customer Questions & Expert Answers (3)
25534073 GM Crankshaft (Machining) Illustration 1 of 1
  • Part Description
    Crankshaft, (Machining) ; Crankshaft, (Mchg)
  • 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 Number25534073
    Part DescriptionCrankshaft, (Machining) ; Crankshaft, (Mchg)
    Other NamesCrankshaft
    Item Dimensions27.6 x 7.2 x 7.1 inches
    Item Weight71.50 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU25534073
    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
    1989-1990 Buick Century6 Cyl 3.3LCUSTOM 2 DOOR, CUSTOM 4 DOOR, CUSTOM STATION WAGON, LIMITED 4 DOOR
    1989-1990 Buick Skylark6 Cyl 3.3L4 DOOR, CUSTOM 2 DOOR, GRAN SPORT 2 DOOR, LIMITED 2 DOOR, LUXURY EDITION 4 DOOR
    1989-1990 Oldsmobile Calais6 Cyl 3.3L2 DOOR, 4 DOOR, INTERNATIONAL 2 DOOR, INTERNATIONAL 4 DOOR, S 2 DOOR, S 4 DOOR, SL 2 DOOR, SL 4 DOOR
    1989-1990 Oldsmobile Cutlass6 Cyl 3.3L2 DOOR, 4 DOOR, SL 2 DOOR, SL 4 DOOR, SL STATION WAGON, STATION WAGON
  • 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 25534073 fits your vehicle.
    Posted and answered by GM Parts Specialist Henry
    Q:
    How should the rear main bearing oil seal be handled for the Crankshaft of the 1989 Oldsmobile Cutlass? Posted by Verified Customer
    A:
    Remove the two halves of the rear main bearing oil seal. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Julian / Dec 25, 2024
    Q:
    Is the method for checking connecting rod bearings different from main bearings for the Crankshaft in the 1990 Oldsmobile Cutlass? Posted by Viktoriia T.
    A:
    Checking connecting rod bearings follows a similar method, and it's advisable to check the running clearance of rod and main bearings even with new installations. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Henry / Sep 24, 2025

Genuine GM Part 25534073, the Right Choice

To ensure reliability, purchase GM part # 25534073 Crankshaft (Machining). It is sometimes referred to as GM Crankshaft. 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, Skylark models. It fits Oldsmobile Calais, Cutlass.

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