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Buick 14089059 Ring Unit, Piston (Std)

1982-1986 Buick

Customer Questions & Expert Answers (3)
14089059 GM Ring Unit, Piston (Std) Illustration 1 of 1
  • Part Description
    RING KIT, Engine Piston
  • 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 Number14089059
    Part DescriptionRING KIT, Engine Piston
    Other NamesPiston Ring, Piston Ring Set
    Item Dimensions5.2 x 5.3 x 0.3 inches
    Item Weight0.40 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Require Quantity6
    ManufacturerGeneral Motors
    SKU14089059
    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
    1985-1986 Buick Century6 Cyl 2.8LCUSTOM 2 DOOR, CUSTOM 4 DOOR, CUSTOM STATION WAGON, LIMITED 2 DOOR, LIMITED 4 DOOR
    1982-1985 Buick Skylark6 Cyl 2.8L2 DOOR, 4 DOOR, CUSTOM 2 DOOR, CUSTOM 4 DOOR, LIMITED 2 DOOR, LIMITED 4 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 14089059 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What should be done after checking and correcting the end gaps for the Piston Ring in the 1985 Pontiac Firebird? Posted by Keenan L.
    A:
    Once the end gaps are checked and corrected, install the rings on the pistons, starting with the oil control ring, which consists of three components. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Syed / Oct 29, 2022
    Q:
    How should the piston/connecting rod assemblies and new Piston Ring sets be organized for the 1987 Pontiac Fiero? Posted by Japhet W.
    A:
    Lay out the piston/connecting rod assemblies and new ring sets to match them with the same piston and cylinder during end gap measurement and engine assembly. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Jeremy / Jul 31, 2025

Genuine GM Part 14089059, the Right Choice

To ensure reliability, purchase GM part # 14089059 Ring Unit, Piston (Std). It is sometimes referred to as Buick Piston Ring. 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.

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