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Choose your trim in My Garage to confirm exact fit.
Exact-fit parts for the 2021 GMC Sierra 2500 HD Denali.
FOX
Part # 985-24-242
$356.95
Rancho
Part # RS77379
$82.18
Monroe
Part # 911303
$66.46
Bilstein
Part # 24-196444
$92.00
Rancho
Part # RS77377
$72.26
PRT
Part # 370018
$29.98
Skyjacker
Part # A2017
$272.16
FOX
Part # 987-24-009
$346.95
KYB
Part # 554389
$86.59
Rancho
Part # RS77378
$72.26
Dorman
Part # 22-1649HD
$487.94
Rancho
Part # RS55378
$64.19
FCS
Part # 342846
$38.00
Skyjacker
Part # B8569
$62.91
Monroe
Part # 911447
$86.25
Fabtech
Part # FTS7338
$58.64
Skyjacker
Part # A2036
$272.16
Fabtech
Part # FTS80168D
$450.04
Rancho
Part # RS55377
$64.19
Fabtech
Part # FTS80168P
$450.04
This page groups parts listed for the 2021 GMC Sierra 2500 HD Denali. Some products fit every trim, while others depend on submodel, engine, drivetrain, or brake package. Use your trim in My Garage or the product page fitment check to confirm exact fit.
We offer a wide selection of shocks & struts parts for the 2021 GMC Sierra 2500 HD Denali. This page narrows the catalog to the year, make, and model; use your trim on product pages to confirm exact fit when a part only fits certain submodels.
We carry parts from trusted brands including Fabtech, FOX, ICON, Bilstein, and Rancho, plus many more. Filter by brand to find your preferred manufacturer.
Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.
Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.
