Make sure this part fits

GM 24505806 Piston Assembly (With Pinion)

1993-1995 GM

Customer Questions & Expert Answers (3)
24505806 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 GM
    Manufacturer Part Number24505806
    Part DescriptionPISTON, Engine Piston
    Other NamesPiston
    Item Dimensions4.7 x 4.5 x 4.5 inches
    Item Weight0.50 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Require Quantity6
    ManufacturerGeneral Motors
    SKU24505806
    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
    1994-1995 Buick Century6 Cyl 3.1LCUSTOM, CUSTOM STATION WAGON, SPECIAL, SPECIAL 4 DOOR, SPECIAL STATION WAGON
    1994-1995 Buick Regal6 Cyl 3.1L2 DOOR, 4 DOOR, CUSTOM 2 DOOR, CUSTOM 4 DOOR, GRAN SPORT 2 DOOR, GRAN SPORT 4 DOOR, LIMITED 4 DOOR
    1994-1995 Buick Skylark6 Cyl 3.1L2 DOOR, 4 DOOR, CUSTOM 2 DOOR, CUSTOM 4 DOOR, GRAN SPORT 2 DOOR, GRAN SPORT 4 DOOR, LIMITED 2 DOOR, LIMITED 4 DOOR
    1994-1995 Chevrolet Beretta6 Cyl 3.1L2 DOOR, 4 DOOR, Z26 2 DOOR
    1994-1995 Chevrolet Corsica6 Cyl 3.1L2 DOOR, 4 DOOR, Z26 2 DOOR
    1995 Chevrolet Lumina6 Cyl 3.1LLS, LS 4 DOOR, LUMINA, MONTE CARLO
    1995 Chevrolet Monte Carlo6 Cyl 3.1LLS, LS 4 DOOR, LUMINA, MONTE CARLO
    1994-1995 Oldsmobile Achieva6 Cyl 3.1LS 2 DOOR, S 4 DOOR, SC 2 DOOR, SL 4 DOOR
    1993-1995 Oldsmobile Cutlass6 Cyl 3.1L2 DOOR, 4 DOOR, INTERNAL 2 DOOR, INTERNAL 4 DOOR, S 4 DOOR, S STATION WAGON, SL 4 DOOR, SL STATION WAGON
    1994-1995 Pontiac Grand Am6 Cyl 3.1LGT 2 DOOR, GT 4 DOOR, SE 2 DOOR, SE 4 DOOR
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  • 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 24505806 fits your vehicle.
    Posted and answered by GM Parts Specialist Henry
    Q:
    How should you remove the cap without disturbing the Plastigage after checking the Piston bearing oil clearance for the 1995 Chevrolet Beretta? Posted by Verified Customer
    A:
    To remove the cap without disturbing the Plastigage, simply lift it off. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Fernando / Aug 12, 2025
    Q:
    What should be done before inspecting the Piston/connecting rod assemblies, and why is this important for the 1994 Chevrolet Beretta? Posted by Verified Customer
    A:
    Before inspecting the piston/connecting rod assemblies, you should clean them, and it's important to remove the original piston rings. This is crucial because new rings should always be used when reassembling the engine. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Henry / Jun 27, 2026

Genuine GM Part 24505806, the Right Choice

To ensure reliability, purchase GM part # 24505806 Piston Assembly (With Pinion). It is sometimes referred to as GM 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 Century, Regal, Skylark models. It fits Chevrolet Corsica, Lumina, Monte Carlo. It also fits Oldsmobile Achieva, Cutlass. This also fits Pontiac Grand Am, Grand Prix.

GMPartsGiant.com is a leading supplier of genuine GM parts and accessories such as GM 24505806 Piston Assembly (With Pinion). You're certainly in the right place if you're searching for the great cost-effective OEM GM parts. Look no further than our vast inventory of genuine GM parts offered at unbeatable online prices, all of which are backed by the manufacturer's warranty. Not to forget, our hassle-free return policy and quick delivery service ensure a smooth shopping experience for you. For detailed Chevrolet parts information, click here.

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