×
Live Chat
1-888-737-9766
Buick Parts
Cadillac Parts
Chevrolet Parts
GMC Parts
Hummer Parts
Oldsmobile Parts
Pontiac Parts
Saturn Parts
GM Accessories
Login/Register
My Account
Track Order
Help Center
Contact Us
Contact Us
Live Chat
or
1-888-737-9766
Buick Parts
Cadillac Parts
Chevrolet Parts
GMC Parts
GM Parts
Hummer Parts
Oldsmobile Parts
Pontiac Parts
Saturn Parts
GM Accessories
My Garage
My Account
Cart
Search Bar
Search by Part Number, Part Name, or Vehicle
Track Order
Help Center
Home
>
GMC
>
Sierra
>
Head Gasket
>
2019
Genuine 2019 GMC Sierra Head Gasket
Engine Cylinder Head Gasket
Select Vehicle by Model
Select Vehicle by VIN
Select Vehicle by Model
Make
Model
Year
Go
or
Select Vehicle by VIN
Go
For the most accurate results, select vehicle by your VIN (Vehicle Identification Number).
10 Head Gaskets found
View related parts
2019 GMC Sierra Gasket, Cyl Hd
Part Number:
12688943
$72.13
MSRP:
$107.59
You Save: $35.46 (33%)
ADD TO CART
Make sure this part fits,
Select Vehicle
Product Specifications
Other Name:
Head Gasket
Replaces:
12659260, 12622331
Item Weight:
1.10 Pounds
Item Dimensions:
8.2 x 20.8 x 1.1 inches
Condition:
New
Fitment Type:
Direct Replacement
SKU:
12688943
Warranty:
This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2019 GMC Sierra Submodels:
1500 CREW CAB, 1500 CREW CAB STANDARD BOX, 1500 DOUBLE CAB STANDARD BOX, CREW CAB 1/2 TON, CREW CAB 5'8" 1/2 TON, CREW CAB 5'8" BOX 1/2 TON, CREW CAB 6'6" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 8' BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON
| 8 Cyl 6.2L
View related parts
2019 GMC Sierra Gasket, Cyl Head
Part Number:
12622325
$56.56
MSRP:
$84.38
You Save: $27.82 (33%)
ADD TO CART
Make sure this part fits,
Select Vehicle
Product Specifications
Other Name:
GASKET, Engine Cylinder Head; Head Gasket
Item Weight:
1.20 Pounds
Item Dimensions:
21.9 x 8.8 x 0.2 inches
Condition:
New
Fitment Type:
Direct Replacement
SKU:
12622325
Warranty:
This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2019 GMC Sierra Submodels:
1500 CREW CAB, 1500 CREW CAB STANDARD BOX, 1500 DOUBLE CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, CREW CAB 1/2 TON, CREW CAB 5'8" 1/2 TON, CREW CAB 5'8" BOX 1/2 TON, CREW CAB 6'6" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 8' BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON
| 8 Cyl 5.3L, 8 Cyl5.3L
View related parts
2019 GMC Sierra Gasket, Cyl Head
Part Number:
12632968
$77.80
MSRP:
$128.78
You Save: $50.98 (40%)
Ships in 1-2 Business Days
ADD TO CART
Make sure this part fits,
Select Vehicle
Product Specifications
Other Name:
GASKET, Engine Cylinder Head; Head Gasket
Item Weight:
1.00 Pounds
Item Dimensions:
16.0 x 9.0 x 0.2 inches
Condition:
New
Fitment Type:
Direct Replacement
SKU:
12632968
Warranty:
This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2019 GMC Sierra Submodels:
1500 CREW CAB, 1500 CREW CAB STANDARD BOX, 1500 DOUBLE CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, CREW CAB 1/2 TON, CREW CAB 5'8" 1/2 TON, CREW CAB 5'8" BOX 1/2 TON, CREW CAB 6'6" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 8' BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON
| 6 Cyl 4.3L
View related parts
2019 GMC Sierra Gasket,Cyl Head
Part Number:
12610046
$85.57
MSRP:
$134.63
You Save: $49.06 (37%)
Ships in 1-2 Business Days
ADD TO CART
Make sure this part fits,
Select Vehicle
Product Specifications
Other Name:
GASKET, Engine Cylinder Head; Head Gasket
Item Weight:
1.10 Pounds
Item Dimensions:
20.2 x 8.8 x 0.2 inches
Condition:
New
Fitment Type:
Direct Replacement
SKU:
12610046
Warranty:
This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2019 GMC Sierra Submodels:
1 TON CREW CAB, 2500 CREW CAB STANDARD BOX, 2500 REGULAR CAB, 2500 REGULAR CAB STANDARD BOX, 3500 CREW CAB LONG BOX, 3500 CREW CAB ONLY, 3500 CREW CAB STANDARD BOX, 3500 DOUBLE CAB LONG BOX, 3500 REGULAR CAB, CREW CAB 1 TON, CREW CAB 1 TON 119.0, CREW CAB 1 TON 137.0, CREW CAB 1/2 TON, CREW CAB 2500 LONG BOX, CREW CAB 6'6" BOX 3/4 TON, CREW CAB 8' BOX 3/4 TON, DOUBLE CAB 2500 LONG BOX, DOUBLE CAB 2500 STANDARD BOX, EXTENDED CAB 1 TON, EXTENDED CAB 5'8" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 3/4 TON, EXTENDED CAB 8' BOX 1/2 TON, EXTENDED CAB 8' BOX 3/4 TON, EXTENDED CAB CHASSIS 1 TON 161.5, EXTENDED CREW CAB 1 TON 161.5, REGULAR CAB 1 TON, REGULAR CAB 3/4 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON, REGULAR CAB CHASSIS 1 TON 137.0, REGULAR CAB CHASSIS 1 TON 161.5
| 8 Cyl 6.0L, 8 Cyl 6.0L Flex, 8 Cyl 6.2L, 8 Cyl 6.2L Flex
View related parts
2019 GMC Sierra Gasket, Cyl Hd (Grade "C").
Part Number:
12676859
$69.48
MSRP:
$109.33
You Save: $39.85 (37%)
Ships in 1-2 Business Days
ADD TO CART
Make sure this part fits,
Select Vehicle
Product Specifications
Other Name:
Head Gasket
Replaced by:
12727486
Replaces:
12679698, 12636480
Item Weight:
1.20 Pounds
Item Dimensions:
9.5 x 21.8 x 0.2 inches
Condition:
New
Fitment Type:
Direct Replacement
SKU:
12676859
Warranty:
This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2019 GMC Sierra Submodels:
2500 CREW CAB STANDARD BOX, 2500 REGULAR CAB, 2500 REGULAR CAB STANDARD BOX, 3500 CREW CAB LONG BOX, 3500 CREW CAB ONLY, 3500 CREW CAB STANDARD BOX, 3500 DOUBLE CAB LONG BOX, 3500 REGULAR CAB, CREW CAB 1 TON CHASSIS 137.0, CREW CAB 2500 LONG BOX, CREW CAB 6'6" BOX 1 TON, CREW CAB 6'6" BOX 3/4 TON, CREW CAB 8' BOX 1 TON, CREW CAB 8' BOX 3/4 TON, DOUBLE CAB 2500 LONG BOX, DOUBLE CAB 2500 STANDARD BOX, EXTENDED CAB 6'6" BOX 3/4 TON, EXTENDED CAB 8' BOX 1 TON, EXTENDED CAB 8' BOX 3/4 TON, EXTENDED CREW CAB 1 TON CHASSIS 161.5, REGULAR CAB 1 TON CHASSIS 137.0, REGULAR CAB 1 TON CHASSIS 161.5, REGULAR CAB 8' BOX 1 TON, REGULAR CAB 8' BOX 3/4 TON
| 8 Cyl 6.6L Diesel
View related parts
2019 GMC Sierra Gasket, Cyl Head (Grade "B".Used Both Lh Anodized*For Grade Se
Part Number:
12636479
$61.67
MSRP:
$97.03
You Save: $35.36 (37%)
Ships in 1-3 Business Days
ADD TO CART
Make sure this part fits,
Select Vehicle
Product Specifications
Other Name:
Gasket, Cyl Hd (Grade "B".Lh And Rh Sides); Head Gasket
Replaced by:
12727485
Item Weight:
1.20 Pounds
Item Dimensions:
9.1 x 21.8 x 0.2 inches
Condition:
New
Fitment Type:
Direct Replacement
SKU:
12636479
Warranty:
This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2019 GMC Sierra Submodels:
2500 CREW CAB STANDARD BOX, 2500 REGULAR CAB, 2500 REGULAR CAB STANDARD BOX, 3500 CREW CAB LONG BOX, 3500 CREW CAB ONLY, 3500 CREW CAB STANDARD BOX, 3500 DOUBLE CAB LONG BOX, 3500 REGULAR CAB, CREW CAB 1 TON CHASSIS 137.0, CREW CAB 2500 LONG BOX, CREW CAB 6'6" BOX 1 TON, CREW CAB 6'6" BOX 3/4 TON, CREW CAB 8' BOX 1 TON, CREW CAB 8' BOX 3/4 TON, DOUBLE CAB 2500 LONG BOX, DOUBLE CAB 2500 STANDARD BOX, EXTENDED CAB 6'6" BOX 3/4 TON, EXTENDED CAB 8' BOX 1 TON, EXTENDED CAB 8' BOX 3/4 TON, EXTENDED CREW CAB 1 TON CHASSIS 161.5, REGULAR CAB 1 TON CHASSIS 137.0, REGULAR CAB 1 TON CHASSIS 161.5, REGULAR CAB 8' BOX 1 TON, REGULAR CAB 8' BOX 3/4 TON
| 8 Cyl 6.6L Diesel
View related parts
2019 GMC Sierra Gasket, Cyl Hd (Grade "A")
Part Number:
12676857
$53.49
MSRP:
$84.16
You Save: $30.67 (37%)
Ships in 1-3 Business Days
ADD TO CART
Make sure this part fits,
Select Vehicle
Product Specifications
Other Name:
Head Gasket
Replaced by:
12727484
Replaces:
12636478, 12679696
Item Weight:
1.20 Pounds
Item Dimensions:
9.1 x 22.5 x 0.2 inches
Condition:
New
Fitment Type:
Direct Replacement
SKU:
12676857
Warranty:
This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2019 GMC Sierra Submodels:
2500 CREW CAB STANDARD BOX, 2500 REGULAR CAB, 2500 REGULAR CAB STANDARD BOX, 3500 CREW CAB LONG BOX, 3500 CREW CAB ONLY, 3500 CREW CAB STANDARD BOX, 3500 DOUBLE CAB LONG BOX, 3500 REGULAR CAB, CREW CAB 1 TON CHASSIS 137.0, CREW CAB 2500 LONG BOX, CREW CAB 6'6" BOX 1 TON, CREW CAB 6'6" BOX 3/4 TON, CREW CAB 8' BOX 1 TON, CREW CAB 8' BOX 3/4 TON, DOUBLE CAB 2500 LONG BOX, DOUBLE CAB 2500 STANDARD BOX, EXTENDED CAB 6'6" BOX 3/4 TON, EXTENDED CAB 8' BOX 1 TON, EXTENDED CAB 8' BOX 3/4 TON, EXTENDED CREW CAB 1 TON CHASSIS 161.5, REGULAR CAB 1 TON CHASSIS 137.0, REGULAR CAB 1 TON CHASSIS 161.5, REGULAR CAB 8' BOX 1 TON, REGULAR CAB 8' BOX 3/4 TON
| 8 Cyl 6.6L Diesel
View related parts
2019 GMC Sierra Gasket, Cyl Hd
Part Number:
12691233
$21.15
MSRP:
$33.28
You Save: $12.13 (37%)
Ships in 1-3 Business Days
ADD TO CART
Make sure this part fits,
Select Vehicle
Product Specifications
Other Name:
Head Gasket
Item Weight:
0.90 Pounds
Item Dimensions:
22.5 x 10.2 x 0.2 inches
Condition:
New
Fitment Type:
Direct Replacement
SKU:
12691233
Warranty:
This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2019 GMC Sierra Submodels:
CREW CAB 5'8" 1/2 TON, CREW CAB 5'8" BOX 1/2 TON, CREW CAB 6'6" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 8' BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON
| 4 Cyl 2.7L
View related parts
2019 GMC Sierra Gasket Kit, Cyl Hd
Part Number:
12693569
$34.53
MSRP:
$54.33
You Save: $19.80 (37%)
Ships in 1-3 Business Days
ADD TO CART
Make sure this part fits,
Select Vehicle
Product Specifications
Other Name:
Head Gasket, Intake Manifold Gasket Set
Replaces:
12696188
Item Weight:
4.60 Pounds
Item Dimensions:
21.6 x 10.1 x 2.3 inches
Condition:
New
Fitment Type:
Direct Replacement
SKU:
12693569
Warranty:
This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2019 GMC Sierra Submodels:
CREW CAB 5'8" 1/2 TON, CREW CAB 5'8" BOX 1/2 TON, CREW CAB 6'6" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 8' BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON
| 4 Cyl 2.7L
View related parts
2019 GMC Sierra Gasket Kit, Cyl Head
Part Number:
12657967
$114.74
MSRP:
$181.35
You Save: $66.61 (37%)
Make sure this part fits,
Select Vehicle
Product Specifications
Other Name:
GASKET KIT, Engine Cylinder Head; Valve Grind Gasket Kit
Item Weight:
1.30 Pounds
Item Dimensions:
22.6 x 16.0 x 3.2 inches
Condition:
New
Fitment Type:
Direct Replacement
SKU:
12657967
Warranty:
This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2019 GMC Sierra Submodels:
1500 CREW CAB, 1500 CREW CAB STANDARD BOX, 1500 DOUBLE CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, CREW CAB 1/2 TON, CREW CAB 5'8" 1/2 TON, CREW CAB 5'8" BOX 1/2 TON, CREW CAB 6'6" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 8' BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON
| 6 Cyl 4.3L
Related 2019 GMC Sierra Parts
2019 GMC Sierra Intake Manifold Gasket
2019 GMC Sierra Timing Cover Gasket
2019 GMC Sierra Camshaft Seal
Alternate Year Models
+
2018 GMC Sierra Head Gasket
2020 GMC Sierra Head Gasket