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GM 12550059 Piston,Engine

1992-2002 GM

Customer Questions & Expert Answers (7)
GM 12550059 Piston,Engine
  • Part Description
    PISTON, Engine Piston
  • Manufacturer
    General Motors
Make sure this part fits
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  • Related Parts
  • Product Specifications
  • Vehicle Fitment
  • Customer Questions & Expert Answers
  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number12550059
    Part DescriptionPISTON, Engine Piston
    Other NamesPiston
    Item Dimensions7.9 x 5.5 x 5.4 inches
    Item Weight3.20 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU12550059
    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
    1992-1994 Chevrolet Blazer8 Cyl 6.5L Diesel1/2 TON
    1992-1999 Chevrolet C15008 Cyl 6.5L DieselC1500 EXTENDED CAB LONG BOX, C1500 EXTENDED CAB STANDARD BOX, C1500 REGULAR CAB LONG BOX, C1500 REGULAR CAB STANDARD BOX
    1992-2000 Chevrolet C25008 Cyl 6.5L DieselC2500 CREW CAB, C2500 EXTENDED CAB LONG BOX, C2500 EXTENDED CAB STANDARD BOX, C2500 REGULAR CAB
    1992-2002 Chevrolet C35008 Cyl 6.5L DieselC3500 CAB CHASSIS 135.5, C3500 CAB CHASSIS 159.9, C3500 CAB CHASSIS 183.5, C3500 CREW CAB LONG WHEELBASE, C3500 CREW CAB SHORT WHEELBASE, C3500 EXTENDED CAB, C3500 REGULAR CAB
    1996-2002 Chevrolet Express8 Cyl 6.5L Diesel1 TON CARGO EXPRESS, 1 TON COMMERCIAL/RECREATIONAL VEHICLE EXPRESS, 1 TON PASSENGER, 3/4 TON CARGO EXPRESS, 3/4 TON PASSENGER EXPRESS
    1994-1995 Chevrolet G101 TON CARGO, 1 TON COMMERCIAL/RECREATIONAL VEHICLE, 1 TON PASSENGER, 3/4 TON CARGO, 3/4 TON PASSENGER
    1994-1995 Chevrolet G208 Cyl 6.5L Diesel3/4 TON CARGO, 3/4 TON PASSENGER
    1994-1996 Chevrolet G308 Cyl 6.5L Diesel1 TON CARGO, 1 TON CARGO CLASSIC, 1 TON COMMERCIAL/RECREATIONAL VEHICLE, 1 TON COMMERCIAL/RV CLASSIC, 1 TON PASSENGER, 1 TON PASSENGER CLASSIC
    1992-1999 Chevrolet K15008 Cyl 6.5L DieselK1500 EXTENDED CAB LONG BOX, K1500 EXTENDED CAB STANDARD BOX, K1500 REGULAR CAB LONG BOX, K1500 REGULAR CAB STANDARD BOX
    1992-2000 Chevrolet K25008 Cyl 6.5L DieselK2500 CREW CAB, K2500 EXTENDED CAB LONG BOX, K2500 EXTENDED CAB STANDARD BOX, K2500 REGULAR CAB
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  • 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 12550059 fits your vehicle.
    Posted by GMPartsGiant Specialist
    Q:
    What should be done if reboring and new pin installation are needed for the 1990 Chevrolet C1500? Posted by Customer
    A:
    Automotive machine shop assistance should be sought.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Piston
    Q:
    What should you do before removing the connecting rod cap for the 1995 Chevrolet C1500? Posted by Customer
    A:
    Before removing the connecting rod cap, remove the connecting rod cap from the end of the number one connecting rod.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Piston
    Q:
    What should be done to the connecting rod cap nuts before removal for the 1996 Chevrolet C1500? Posted by Customer
    A:
    Loosen each of the connecting rod cap nuts 1/2-turn at a time until they can be removed by hand.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Piston
    Q:
    What should be done to check the connecting rod bearing oil clearance before securing the rod cap for the 1997 Chevrolet K1500? Posted by Customer
    A:
    Lay Plastigage on the number one connecting rod journal, then install the rod cap, ensuring the mating marks align, and tighten the nuts to the specified torque in a three-step process.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Piston
    Q:
    What does corrosion with small pits on the piston indicate for the 1996 Chevrolet K1500? Posted by Customer
    A:
    It may indicate coolant leakage and should be resolved.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Piston
    Q:
    What should be done to the connecting rod cap nuts before removal for the 1991 Chevrolet K1500? Posted by Customer
    A:
    Loosen each of the connecting rod cap nuts 1/2-turn at a time until they can be removed by hand.
    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 12550059, the Right Choice

Your vehicle deserves only genuine OEM GM parts and accessories. To ensure reliability, purchase GM part # 12550059 Piston,Engine. It is sometimes referred to as GM Piston. Our GM parts and accessories are expedited directly from authorized GM dealers strategically located all across the U.S. and are backed by the manufacturer's 12 month, 12,000 mile warranty. OEM GM parts are the best for restoring your vehicle to factory condition performance. This part fits specific Chevrolet Blazer, P30, Tahoe models. It fits GMC C2500, Suburban, Yukon.

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