OEM 2006 GMC Sierra 2500 HD Head Gasket

Engine Cylinder Head Gasket

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11 Head Gaskets found

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2006 GMC Sierra 2500 HD Gasket, Cyl Head (Grade A)
Part Number: 12637790
$41.78 MSRP: $65.43
You Save: $23.65 (37%)
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Product Specifications
- Other Name: GASKET, Engine Cylinder Head; Head Gasket
- Replaces: 97309559, 97333722, 97378099, 98045055, 98030628, 97288223
- Item Weight: 1.00 Pounds
- Item Dimensions: 21.9 x 9.1 x 0.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12637790
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2006 GMC Sierra 2500 HD Submodels:
- Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
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2006 GMC Sierra 2500 HD Gasket, Cyl Head (Grade A)
Part Number: 12637787
$48.54 MSRP: $76.05
You Save: $27.51 (37%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: GASKET, Engine Cylinder Head; Head Gasket
- Replaces: 97288226, 97378102, 98030631, 98045058, 97333725, 97309562
- Item Weight: 1.30 Pounds
- Item Dimensions: 9.1 x 21.7 x 0.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12637787
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2006 GMC Sierra 2500 HD Submodels:
- Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
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2006 GMC Sierra 2500 HD Gasket, Cyl Head (Grade B)
Part Number: 12637789
$54.50 MSRP: $85.38
You Save: $30.88 (37%)
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Product Specifications
- Other Name: GASKET, Engine Cylinder Head; Head Gasket
- Replaces: 97333723, 97378100, 97288224, 97309560, 98045056, 97389254, 98030629
- Item Weight: 1.10 Pounds
- Item Dimensions: 22.2 x 9.2 x 0.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12637789
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2006 GMC Sierra 2500 HD Submodels:
- Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
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2006 GMC Sierra 2500 HD Gasket,Cyl Head
Part Number: 12589227
$57.77 MSRP: $90.49
You Save: $32.72 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: GASKET, Engine Cylinder Head; Head Gasket, Valve Grind Gasket Kit
- Replaces: 12575392, 12569365
- Item Weight: 1.20 Pounds
- Item Dimensions: 20.6 x 8.9 x 0.3 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12589227
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2006 GMC Sierra 2500 HD Submodels:
- Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
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2006 GMC Sierra 2500 HD Gasket, Cyl Head (Grade C)
Part Number: 12637785
$71.93 MSRP: $112.69
You Save: $40.76 (37%)
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Product Specifications
- Other Name: GASKET, Engine Cylinder Head; Head Gasket
- Replaces: 98030633, 97288228, 97389258, 97309564, 97378104, 97333727, 98045060
- Item Weight: 1.10 Pounds
- Item Dimensions: 21.5 x 8.9 x 0.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12637785
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2006 GMC Sierra 2500 HD Submodels:
- Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
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2006 GMC Sierra 2500 HD Gasket Kit,Cyl Head (W/O Head Gaskets)
Part Number: 98434773
$424.57 MSRP: $668.04
You Save: $243.47 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: GASKET KIT, Engine Cylinder Head; Valve Grind Gasket Kit
- Replaces: 98403854
- Item Weight: 7.70 Pounds
- Item Dimensions: 8.2 x 8.4 x 1.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 98434773
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2006 GMC Sierra 2500 HD Submodels:
- SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
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2006 GMC Sierra 2500 HD Gasket Kit,Cyl Head (W/Out Head Gaskets)
Part Number: 98434770
$535.00 MSRP: $845.58
You Save: $310.58 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Overhaul Gasket Set
- Replaces: 98403852
- Item Weight: 1.90 Pounds
- Condition: New
- SKU: 98434770
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following 2006 GMC Sierra 2500 HD Submodels:
- SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
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2006 GMC Sierra 2500 HD Gasket, Cyl Head
Part Number: 12580691
$36.48 MSRP: $57.14
You Save: $20.66 (37%)
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Product Specifications
- Other Name: GASKET; Head Gasket
- Replaced by: 12558163
- Item Weight: 1.30 Pounds
- Item Dimensions: 9.8 x 22.9 x 0.2 inches
- Condition: New
- SKU: 12580691
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2006 GMC Sierra 2500 HD Submodels:
- Base, SL, SLE, SLT, WT | 8 Cyl 8.1 L GAS
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2006 GMC Sierra 2500 HD Gasket, Cyl Head (Grade B)
Part Number: 12637786
$41.57 MSRP: $65.13
You Save: $23.56 (37%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: GASKET, Engine Cylinder Head; Head Gasket
- Replaces: 97288227, 97378103, 97333726, 97309563, 97389257, 98045059, 98030632
- Item Weight: 1.10 Pounds
- Item Dimensions: 22.2 x 8.9 x 0.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12637786
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2006 GMC Sierra 2500 HD Submodels:
- Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
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2006 GMC Sierra 2500 HD Gasket, Cyl Head
Part Number: 12580692
$42.77 MSRP: $67.00
You Save: $24.23 (37%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: GASKET; Head Gasket
- Replaced by: 12558164
- Item Weight: 1.30 Pounds
- Item Dimensions: 25.4 x 10.5 x 1.0 inches
- Condition: New
- SKU: 12580692
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2006 GMC Sierra 2500 HD Submodels:
- Base, SL, SLE, SLT, WT | 8 Cyl 8.1 L GAS
View related parts
2006 GMC Sierra 2500 HD Gasket, Cyl Head (Grade C)
Part Number: 12637788
Product Specifications
- Other Name: GASKET, Engine Cylinder Head; Head Gasket
- Replaces: 97288225, 98045057, 97378101, 97333724, 97309561, 98030630
- Item Weight: 2.30 Pounds
- Item Dimensions: 24.2 x 6.3 x 6.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12637788
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2006 GMC Sierra 2500 HD Submodels:
- Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL

2006 GMC Sierra 2500 HD Head Gasket

Achieve unprecedented performance experience with our genuine 2006 GMC Sierra 2500 HD Head Gasket. All our parts are engineered for a perfect fit and maximum durability to ensure that your Sierra 2500 HD returns to factory condition. Specially designed for the 2006 GMC Sierra 2500 HD, this Head Gasket offers superior reliability and ease of installation for anyone.

With a comprehensive array of OEM 2006 GMC Sierra 2500 HD Head Gasket, from fuel pumps to door handles, our website is a one-stop-shop for your needs. All our genuine 2006 GMC Sierra 2500 HD Head Gasket are backed by the manufacturer's warranty and are offered at competitive prices in the market. Rest assured, you can shop with complete confidence.

Related 2006 GMC Sierra 2500 HD Parts

Alternate Year Models

2005 GMC Sierra 2500 HD Head Gasket 2007 GMC Sierra 2500 HD Head Gasket