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Oldsmobile 12539086 Piston Asm,(W/ Pinion)(0.020" Oversize)

1996-1999 Oldsmobile 88

Customer Questions & Expert Answers (4)
GM 12539086 Piston Asm,(W/ Pinion)(0.020" Oversize)
  • Part Description
    PISTON, Engine Piston
  • Manufacturer
    General Motors
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  • Related Parts
  • Product Specifications
  • Vehicle Fitment
  • Customer Questions & Expert Answers
  • Product Specifications

    BrandGenuine Oldsmobile
    Manufacturer Part Number12539086
    Part DescriptionPISTON, Engine Piston
    Item Dimensions4.8 x 4.6 x 4.6 inches
    Item Weight1.50 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Require Quantity6
    ManufacturerGeneral Motors
    SKU12539086
    Shipping & ReturnShipping Policy Return Policy
    Warning: California’s Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    1996-1999 Oldsmobile 886 Cyl 3.8L4 DOOR, 50TH ANNIVERSARY 4 DOOR, LSS 4 DOOR, ROYALE 4 DOOR
  • Customer Questions & Expert Answers

    Q:
    I am wonder if this is complete and correct part for my vehicle. Posted by GMPartsGiant Specialist
    A:
    You can Select Your Vehicle to check if 12539086 fits your vehicle.
    Posted by GMPartsGiant Specialist
    Q:
    How should the new upper bearing insert be installed in the connecting rod for the 1999 Pontiac Grand Prix? Posted by Customer
    A:
    Clean the back side of the new upper bearing insert and place it in the connecting rod, ensuring the tab fits into the recess without hammering it in.
    Posted by GMPartsGiant Specialist
    Q:
    What is the procedure for loosening the connecting rod cap nuts for the 1995 Pontiac Grand Prix? Posted by Customer
    A:
    Loosen the connecting rod cap nuts gradually until they can be removed by hand.
    Posted by GMPartsGiant Specialist
    Q:
    How is piston ring side clearance measured for the 1991 Pontiac Grand Prix? Posted by Customer
    A:
    Measure the piston ring side clearance by placing a new piston ring in each groove and using a feeler gauge at several points around the groove, ensuring the correct ring is used for each groove.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Piston
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

Genuine GM Part 12539086, the Right Choice

To ensure reliability, purchase GM part # 12539086 Piston Asm,(W/ Pinion)(0.020" Oversize). It is sometimes referred to as Oldsmobile 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 Oldsmobile 88 models.

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