Contact Us
Live Chat
or
1-888-220-8330
Search Bar
Search by Part Number or Keywords
My Garage
My Account
Cart
Body & Mirrors
Chassis & Brakes
Engine & Drivetrain
Electrical & Lighting
Help Center
< Back
×
Live Chat
1-888-220-8330
Body & Mirrors
Chassis & Brakes
Engine & Drivetrain
Electrical & Lighting
Login/Register
My Account
Track Order
Help Center
Contact Us
Home
>
Sierra 2500 HD
>
2021
>
Engine & Drivetrain
>
Crankshafts, Pistons, Rings & Connecting Rods
>
Crankshaft Seal
2021 GMC Sierra 2500 HD Crankshaft Seal
My Vehicle
Change Vehicle
2021 GMC Sierra 2500 HD
Change Vehicle
Vehicle Options
We need more information about your vehicle to make a correct determination of fitment
< Back to View All
Crankshafts, Pistons, Rings & Connecting Rods
Department
OE
Prices
$9.99 and under
$10 to $29.99
$30 and over
5 Products found
Show Item:
30
60
90
Sort by:
Recommended
Filter
Sort
View by
View Related Parts
OEM (Genuine)
2021 GMC Sierra 2500 HD Front Cover Seal
PartNumber:
12634614
VEHICLE SPECIFIC
Product Specifications
Notes:
Silverado, Sierra 2500 Hd; 6.6 Liter Gas
Item Dimensions:
3.6 x 3.5 x 0.5 inches
Item Weight:
0.40 Pounds
Fitment Type:
Direct Replacement
Replaces:
12693255
Part Description:
2021 GMC Sierra 2500 HD Front Cover Seal
More Info
Vehicle Fitment
2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L GAS
$11.60
MSRP:
$18.40
You Save: $6.80 (37%)
Check Fit
Add to Cart
View Related Parts
OEM (Genuine)
2021 GMC Sierra 2500 HD Rear Main Seal
PartNumber:
97209342
VEHICLE SPECIFIC
Product Specifications
Notes:
Silverado, Sierra 2500 Hd
Other Names:
Rear Main Seal
Item Dimensions:
6.3 x 6.3 x 1.0 inches
Item Weight:
0.60 Pounds
Fitment Type:
Direct Replacement
Part Description:
2021 GMC Sierra 2500 HD Rear Main Seal
More Info
Vehicle Fitment
2021 GMC Sierra 2500 HD | AT4, Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
$45.91
MSRP:
$75.99
You Save: $30.08 (40%)
Check Fit
Add to Cart
View Related Parts
OEM (Genuine)
2021 GMC Sierra 2500 HD Rear Main Seal Retainer
PartNumber:
12680282
VEHICLE SPECIFIC
Product Specifications
Notes:
Silverado, Sierra 2500 Hd
Other Names:
Rear Main Seal Retainer
Item Dimensions:
22.6 x 21.9 x 5.6 inches
Item Weight:
12.10 Pounds
Fitment Type:
Direct Replacement
Part Description:
2021 GMC Sierra 2500 HD Rear Main Seal Retainer
More Info
Vehicle Fitment
2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL
$216.21
MSRP:
$357.85
You Save: $141.64 (40%)
Check Fit
Add to Cart
View Related Parts
OEM (Genuine)
2021 GMC Sierra 2500 HD Rear Main Seal Retainer
PartNumber:
12705664
VEHICLE SPECIFIC
Product Specifications
Notes:
Silverado, Sierra 2500 Hd
Other Names:
Rear Cover, Rear Main Seal Retainer
Item Dimensions:
13.6 x 12.5 x 3.4 inches
Item Weight:
2.60 Pounds
Fitment Type:
Direct Replacement
Replaces:
12691913, 12693214
Part Description:
2021 GMC Sierra 2500 HD Rear Main Seal Retainer
More Info
Vehicle Fitment
2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L GAS
$64.75
MSRP:
$102.80
You Save: $38.05 (38%)
Check Fit
Add to Cart
View Related Parts
OEM (Genuine)
2021 GMC Sierra 2500 HD Rear Main Seal
PartNumber:
12665076
VEHICLE SPECIFIC
Product Specifications
Notes:
Silverado, Sierra 2500 Hd
Other Names:
Rear Main Seal
Item Dimensions:
5.2 x 5.4 x 4.9 inches
Item Weight:
0.50 Pounds
Fitment Type:
Direct Replacement
Replaces:
12634615, 12693212
Part Description:
2021 GMC Sierra 2500 HD Rear Main Seal
More Info
Vehicle Fitment
2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L GAS
$25.78
MSRP:
$40.94
You Save: $15.16 (38%)
Check Fit
Add to Cart