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Chevrolet 12578925 Cylinder Head

1999-2007 Chevrolet

Customer Questions & Expert Answers (2)
GM 12578925 Cylinder Head
  • Part Description
    Head,Cyl
  • Replaces
    12559864, 12563680
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
$538.50 MSRP: $854.96
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Currently Unavailable

Due to manufacturer supply shortage, this item isn’t currently available for ordering.

  • Related Parts
  • Product Specifications
  • Vehicle Fitment
  • Customer Questions & Expert Answers
  • Product Specifications

    BrandGenuine Chevrolet
    Manufacturer Part Number12578925
    Part DescriptionHead,Cyl
    Item Dimensions9.1 x 6.6 x 22.3 inches
    Item Weight21.40 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces12559864, 12563680
    ManufacturerGeneral Motors
    SKU12578925
    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
    2002-2006 Chevrolet Avalanche8 Cyl 5.3L, 8 Cyl 5.3L Flex1/2 TON
    2003-2007 Chevrolet Express8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex1 TON CARGO EXPRESS, 1 TON COMMERCIAL/RV CUTAWAY, 1 TON PASSENGER, 1/2 TON CARGO EXPRESS, 1/2 TON PASSENGER EXPRESS, 3/4 TON CARGO EXPRESS, 3/4 TON PASSENGER EXPRESS
    2004 Chevrolet SSR8 Cyl 5.3LSPORT TRUCK
    1999-2007 Chevrolet Silverado8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex1500 CREW CAB LONG BOX, 1500 CREW CAB STANDARD BOX, 1500 EXTENDED CAB LONG BOX, 1500 EXTENDED CAB SHORT BOX, 1500 EXTENDED CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, 2500 CREW CAB LONG BOX, 2500 CREW CAB STANDARD BOX, 2500 EXTENDED CAB LONG BOX, 2500 EXTENDED CAB STANDARD BOX, 2500 REGULAR CAB, CLASSIC 1500 CREW CAB LONG BOX, CLASSIC 1500 CREW CAB STANDARD BOX, CLASSIC 1500 EXTENDED CAB LONG BOX, CLASSIC 1500 EXTENDED CAB SHORT BOX, CLASSIC 1500 EXTENDED CAB STANDARD BOX, CLASSIC 1500 REGULAR CAB LONG BOX, CLASSIC 1500 REGULAR CAB STANDARD BOX
    2000-2006 Chevrolet Suburban8 Cyl 5.3L, 8 Cyl 5.3L Flex1/2 TON, 1500 CREW CAB, 1500 CREW CAB LONG BOX, 1500 CREW CAB STANDARD BOX, 1500 EXTENDED CAB LONG BOX, 1500 EXTENDED CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, 2500 CREW CAB LONG BOX, 2500 CREW CAB STANDARD BOX, 2500 EXTENDED CAB LONG BOX, 2500 EXTENDED CAB STANDARD BOX, 2500 REGULAR CAB, 3/4 TON, 4 DOOR 1/2 TON, CLASSIC 1500 CREW CAB LONG BOX, CLASSIC 1500 EXTENDED CAB LONG BOX, CLASSIC 1500 EXTENDED CAB STANDARD BOX, CLASSIC 1500 REGULAR CAB LONG BOX, CLASSIC 1500 REGULAR CAB STANDARD BOX, CLASSIC 2500 CREW CAB LONG BOX, CLASSIC 2500 CREW CAB STANDARD BOX, CLASSIC 2500 EXTENDED CAB LONG BOX, CLASSIC 2500 EXTENDED CAB STANDARD BOX, CLASSIC 2500 REGULAR CAB, EXT 1/2 TON, EXT 3/4 TON, XL 1/2 TON, XL 3/4 TON, YUKON/DENALI
    2000-2006 Chevrolet Tahoe8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex4 DOOR 1/2 TON
    2003-2004 Chevrolet Trailblazer8 Cyl 5.3L4 DOOR, 4 DOOR EXT
  • 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 12578925 fits your vehicle.
    Posted by GMPartsGiant Specialist
    Q:
    Are these Castech Heads? Where are they sourced from? Posted by Customer: 2001 Light Truck Silverado / Sierra - 03, 43, 53 Bodystyle (4WD / AWD)
    A:
    Part is Genuine GM product. No info available as to where they are sourced from.
    Posted by GMPartsGiant Specialist 28/1/2020
    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 12578925, the Right Choice

To ensure reliability, purchase GM part # 12578925 Cylinder Head. It is sometimes referred to as Chevrolet Cylinder Head. 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 Chevrolet Express, Silverado, Tahoe models.

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