Choose your trim in My Garage to confirm exact fit.
Exact-fit parts for the 2021 GMC Sierra 2500 HD AT4.

Dynamic Friction
Part # 4000-2250-00
$35.41

MPA
Part # 1001-2250M
$46.15

DFC
Part # 1400-2250-01
$84.35


Four Seasons
Part # 46145
$95.31

Alcon
Part # PNS4415X504.4
$370.00

Wagner
Part # SX2250
$109.04


Carlson
Part # 19263
$11.63

Wagner
Part # ZD2250
$100.35

Mevotech
Part # TXBPM2250
$103.37

Raybestos
Part # SP2250TRH
$98.29


Bendix
Part # CFC2250
$61.54


Bosch
Part # BC2250
$64.37


Bendix
Part # MKD2250FM
$81.85

DFC
Part # 1551-2250-01
$91.78

R1 Concepts
Part # 2551-2250-01
$91.78

Dynamic Friction
Part # 2551-2250-00
$98.65

DFC
Part # 1400-2250-00
$73.22

Holstein Parts
Part # 2BWS0470
$6.81

DFC
Part # 1551-2250-00
$80.64

Dynamic Friction
Part # 2400-2250-00
$89.56
This page groups parts listed for the 2021 GMC Sierra 2500 HD AT4. 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 carry parts from trusted brands including DFC, Dynamic Friction, EBC, PowerStop, and Bendix, 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.