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Pontiac 24508726 Piston Assembly (With Pinion)

1996-1999 Pontiac

Customer Questions & Expert Answers (3)
24508726 GM Piston Assembly (With Pinion) Illustration 1 of 1
  • Part Description
    PISTON, 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 Pontiac
    Manufacturer Part Number24508726
    Part DescriptionPISTON, Engine Piston
    Other NamesPiston
    Item Dimensions6.8 x 4.5 x 4.6 inches
    Item Weight1.50 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Require Quantity6
    ManufacturerGeneral Motors
    SKU24508726
    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
    1996-1998 Pontiac Grand Am6 Cyl 3.1LGT 2 DOOR, GT 4 DOOR, SE 2 DOOR, SE 4 DOOR
    1996-1999 Pontiac Grand Prix6 Cyl 3.1L2 DOOR, 4 DOOR, GT 2 DOOR, GT 4 DOOR, GTP 2 DOOR, GTP 4 DOOR, SE 2 DOOR, SE 4 DOOR
  • 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 24508726 fits your vehicle.
    Posted and answered by GM Parts Specialist Henry
    Q:
    What should be ensured before beginning the installation of Piston/connecting rod assemblies for the 1996 Chevrolet Beretta? Posted by Verified Customer
    A:
    Before installation, ensure that the cylinder walls are meticulously clean, the top edges of each cylinder are chamfered, and the crankshaft is in place. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Julian / Jul 13, 2023
    Q:
    What is the procedure for loosening and removing the connecting rod cap nuts for the Piston in the 1996 Chevrolet Beretta? Posted by Verified Customer
    A:
    Loosen each of the connecting rod cap nuts 1/2-turn at a time until they can be removed by hand. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Fernando / Mar 21, 2026

Genuine GM Part 24508726, the Right Choice

To ensure reliability, purchase GM part # 24508726 Piston Assembly (With Pinion). It is sometimes referred to as Pontiac 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 Pontiac Grand Am, Grand Prix models.

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