Choose your trim in My Garage to confirm exact fit.
Exact-fit parts for the 2001 GMC Sierra 2500 HD SLE.

Granatelli Motor Sports
Part # 28-1629S
$233.12

Cognito
Part # 110-90190
$213.23

Yukon Gear & Axle
Part # YGK2121
$1073.89

Litens
Part # 999123A
$59.95

J&L
Part # 3084D-B
$177.38

Granatelli Motor Sports
Part # 28-1629HTL
$330.52

Yukon Gear & Axle
Part # YA WGM14T-30-38
$452.89

Rostra
Part # 61-0123
$21.69

Victor Reinz
Part # 54584
$99.57

ARB
Part # RD235
$1399.95

Sealed Power
Part # E-921K
$116.54

Yukon Gear & Axle
Part # YSPTW-066
$46.89


Mahle
Part # MS-2366A-10
$124.66

Nitrous Express
Part # NP935
$334.62

Yukon Gear & Axle
Part # YUJ1435
$85.89

Fleece Performance
Part # FPE-DMAX-OC-BLK
$43.51

Victor Reinz
Part # GS33839
$135.67


Dayco
Part # 5060923DR
$31.00

Cometic Gasket
Part # C5764-056
$152.35

Fel-Pro
Part # 2601955
$296.92
This page groups parts listed for the 2001 GMC Sierra 2500 HD SLE. 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 engine & drivetrain parts for the 2001 GMC Sierra 2500 HD SLE. 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 Yukon Gear & Axle, Clevite, Cometic Gasket, King Engine Bearings, and Fel-Pro, 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.