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2018 GMC Sierra 3500 HD

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ACDelco 12676857 Engine Cylinder Head Gasket
for 2018 GMC Sierra 3500 HD 6.6L V8 Diesel OHV Turbo

ACDelco

 
Brand:ACDelco
Part Number: 12676857
UPC: 808709831884
Weight: 0.97 lbs
Condition:New



Availability:
0 in Stock
 OUT OF STOCK

Product Information

Description:

Get the ACDelco 12676857 Engine Cylinder Head Gasket for your 2018 GMC Sierra 3500 HD. Buy now and secure your purchase online!

GM Genuine Parts Engine Cylinder Head Gasket are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE). ⚠ WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov

Features and Benefits:

  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
  • GM regularly updates production and service part designs to integrate new materials and technologies
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)

Specifications:

Configuration:
One Piece
Cylinder Bore Diameter:
105.66 mm
Cylinder Bore Diameter:
4.16 in.
Face Width:
20.65 in.
Face Width:
524.5 mm
Gasket Sealant Included:
No
Height (in):
0.2 in
Length (in):
21.2 in
Material:
Multi Layer Steel
O-Ring Inside Diameter:
111.7 mm
O-Ring Inside Diameter:
4.4 in.
O-Ring Outside Diameter:
4.59 in.
O-Ring Rim Shape:
Round
Thickness:
0.05 in.
Thickness:
1.2 mm
Weight (lb):
0.97 lb
Width (in):
8.8 in
Country of Origin:
MX

ACDelco 12676857 Engine Cylinder Head Gasket compatibility with your 2018 GMC Sierra 3500 HD...

Last Updated: 04/30/2024

Years Vehicle Per Vehicle Fit NotesFitment Notes

2019

 

2018

 

2017

 

2019

 

2018

 

2017

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo
2
 
GRADE A)(NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED
FOR GRADE SEL, SEE SI2000 DOC ID #671425
1.05+/-0.050MM
Eng: L5P
8th VIN Digit: Y
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo GRADE A)(NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED
FOR GRADE SEL, SEE SI2000 DOC ID #671425
1.05+/-0.050MM
Eng: L5P
8th VIN Digit: Y

2 Per Vehicle

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