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Buick 12654419 Piston

2012-2019 Buick

Customer Questions & Expert Answers (3)
12654419 GM Piston Illustration 1 of 1
  • Part Description
    Piston, Engine Piston
  • Manufacturer
    General Motors
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  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Buick
    Manufacturer Part Number12654419
    Part DescriptionPiston; Piston, Engine Piston
    Item Dimensions5.0 x 4.4 x 4.4 inches
    Item Weight1.50 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU12654419
    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
    2012-2015 Buick Allure6 Cyl 3.6LCX 4 DOOR SEDAN, CXL 4 DOOR SEDAN, CXS 4 DOOR SEDAN
    2018-2019 Buick Enclave6 Cyl 3.6LBASE EXTENDED 4 DOOR SUV, PREMIUM 1 EXTENDED 4 DOOR SUV, PREMIUM 2 EXTENDED 4 DOOR SUV
    2012-2016 Buick LaCrosse6 Cyl 3.6LCX 4 DOOR SEDAN, CXL 4 DOOR SEDAN, CXS 4 DOOR SEDAN
  • 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 12654419 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What should you do to each Piston before removal for the 2013 Chevrolet Camaro? Posted by Alda D.
    A:
    Mark each piston with a number and an arrow pointing to the front of the engine, ensuring not to damage the connecting rod. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Jeremy / Feb 23, 2026
    Q:
    What should you do if the Piston ring end gap is too small for the 2015 Chevrolet Equinox? Posted by Khamees D.
    A:
    Carefully file the ring ends to enlarge the gap. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Xavier / Dec 21, 2024

Genuine GM Part 12654419, the Right Choice

To ensure reliability, purchase GM part # 12654419 Piston. It is sometimes referred to as Buick Piston. 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 Allure, Enclave, LaCrosse models.

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