Brands Vehicles
Lowest Prices
Free Returns
Online Since 2009
Shopping for

2021 GMC Sierra 2500 HD

X

Displaying 1 to 3 (of 3 products)
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehiclePositionFit NotesFitment Notes
2021 GMC Sierra 2500 HD equipped with
6.6L V8 Gas OHV,
6.6L V8 Flex OHV,
6.6L V8 Diesel OHV Turbo
 
1
 
Front Differential
 
FOR VEHICLES WITH 30MM U-JOINT BEARING CUPS
3.42R(GU6)
4WD
 
2021 GMC Sierra 2500 HD equipped with
6.6L V8 Gas OHV,
6.6L V8 Flex OHV,
6.6L V8 Diesel OHV Turbo
Front Differential FOR VEHICLES WITH 30MM U-JOINT BEARING CUPS
3.42R(GU6)
4WD

1 Per Vehicle
2021 GMC Sierra 2500 HD equipped with
6.6L V8 Gas OHV,
6.6L V8 Flex OHV,
6.6L V8 Diesel OHV Turbo
 
1
 
Front Differential
 
FOR VEHICLES WITH 30MM U-JOINT BEARING CUPS
3.73R(GT4)
4WD
 
2021 GMC Sierra 2500 HD equipped with
6.6L V8 Gas OHV,
6.6L V8 Flex OHV,
6.6L V8 Diesel OHV Turbo
Front Differential FOR VEHICLES WITH 30MM U-JOINT BEARING CUPS
3.73R(GT4)
4WD

1 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
2021 GMC Sierra 2500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
GM Original Equipment
3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Crew Cab Pickup
4 Doors
 
2021 GMC Sierra 2500 HD equipped with
6.6L V8 Diesel OHV Turbo GM Original Equipment
3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Crew Cab Pickup
4 Doors

1 Per Vehicle
2021 GMC Sierra 2500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
GM Original Equipment
3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Extended Cab Pickup
4 Doors
 
2021 GMC Sierra 2500 HD equipped with
6.6L V8 Diesel OHV Turbo GM Original Equipment
3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Extended Cab Pickup
4 Doors

1 Per Vehicle
2021 GMC Sierra 2500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
GM Original Equipment
3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Standard Cab Pickup
2 Doors
 
2021 GMC Sierra 2500 HD equipped with
6.6L V8 Diesel OHV Turbo GM Original Equipment
3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Standard Cab Pickup
2 Doors

1 Per Vehicle
On Sale:

$161.05

Avail:
1 in Stock
Warehouse: US-12
Qty:
EnginePer VehicleFit NotesFitment Notes
2021 GMC Sierra 2500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
3.42R(GU6)
Eng: L5P
8th VIN Digit: Y
 
2021 GMC Sierra 2500 HD equipped with
6.6L V8 Diesel OHV Turbo 3.42R(GU6)
Eng: L5P
8th VIN Digit: Y

1 Per Vehicle
Displaying 1 to 3 (of 3 products)