Make sure this part fits

GM 90571284 Piston

1999-2005 GM

Customer Questions & Expert Answers (3)
90571284 GM Piston 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 Number90571284
    Part DescriptionPISTON, Engine Piston
    Other NamesPistons
    Item Dimensions4.5 x 3.9 x 4.0 inches
    Item Weight1.40 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Require Quantity6
    ManufacturerGeneral Motors
    SKU90571284
    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
    1999-2001 Cadillac Catera6 Cyl 3.0L4 DOOR
    2001-2005 Saturn L3006 Cyl 3.0LL100, L200, L300, L300-1, L300-2, L300-3, LS, LS1, LS2, LW1, LW2, LW200, LW300, LW300-1, LW300-2, LW300-3
    2000 Saturn LS6 Cyl 3.0LLS, LS1, LS2, LW1, LW2
    2000 Saturn LS26 Cyl 3.0LLS, LS1, LS2, LW1, LW2
    2000 Saturn LW26 Cyl 3.0LLS, LS1, LS2, LW1, LW2
    2001-2003 Saturn LW3006 Cyl 3.0LL100, L200, L300, LS, LS1, LS2, LW1, LW2, LW200, LW300
    2002-2003 Saturn Vue6 Cyl 3.0LAWD, FWD, UPLEVEL AWD, UPLEVEL FWD
  • 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 90571284 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What should be checked after installation of the connecting rod and Piston for the 2000 Saturn LS? Posted by Chasica A.
    A:
    Check the connecting rod bearing oil clearance using Plastigage, ensuring the bearing faces are clean and lubricated before securing the rod cap with new bolts. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Henry / Mar 19, 2026
    Q:
    What should be checked before Piston ring installation for the 2003 Saturn Vue? Posted by Ashot A.
    A:
    Check the ring end gaps and ensure the piston rings are matched with the correct piston and cylinder. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Fernando / May 01, 2026

Genuine GM Part 90571284, the Right Choice

To ensure reliability, purchase GM part # 90571284 Piston. 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 Cadillac Catera models. It fits Saturn L300, LW300, Vue.

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