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2021 GMC Sierra 3500 HD

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Displaying 1 to 3 (of 3 products)
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehiclePositionFit NotesFitment Notes
2021 GMC Sierra 3500 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 3500 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 3500 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 3500 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 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
GM Original Equipment
3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80), SINGLE REAR WHEELS(SRW)
Eng: L5P
8th VIN Digit: Y
Crew Cab Pickup
4 Doors
Wheel Base 172.0 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo GM Original Equipment
3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80), SINGLE REAR WHEELS(SRW)
Eng: L5P
8th VIN Digit: Y
Crew Cab Pickup
4 Doors
Wheel Base 172.0 In.

1 Per Vehicle
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
GM Original Equipment
3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80), SINGLE REAR WHEELS(SRW)
Eng: L5P
8th VIN Digit: Y
Extended Cab Pickup
4 Doors
Wheel Base 162.5 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo GM Original Equipment
3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80), SINGLE REAR WHEELS(SRW)
Eng: L5P
8th VIN Digit: Y
Extended Cab Pickup
4 Doors
Wheel Base 162.5 In.

1 Per Vehicle
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
GM Original Equipment
3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80), SINGLE REAR WHEELS(SRW)
Eng: L5P
8th VIN Digit: Y
Standard Cab Pickup
2 Doors
Wheel Base 141.5 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo GM Original Equipment
3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80), SINGLE REAR WHEELS(SRW)
Eng: L5P
8th VIN Digit: Y
Standard Cab Pickup
2 Doors
Wheel Base 141.5 In.

1 Per Vehicle
2021 GMC Sierra 3500 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
Wheel Base 158.9 In.
 
2021 GMC Sierra 3500 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
Wheel Base 158.9 In.

1 Per Vehicle
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
GM Original Equipment
DUAL REAR WHEEL, RIDE & HANDLING(DZW), 3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Crew Cab Pickup
4 Doors
Wheel Base 172.0 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo GM Original Equipment
DUAL REAR WHEEL, RIDE & HANDLING(DZW), 3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Crew Cab Pickup
4 Doors
Wheel Base 172.0 In.

1 Per Vehicle
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
GM Original Equipment
DUAL REAR WHEEL, RIDE & HANDLING(DZW), 3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Extended Cab Pickup
4 Doors
Wheel Base 162.5 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo GM Original Equipment
DUAL REAR WHEEL, RIDE & HANDLING(DZW), 3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Extended Cab Pickup
4 Doors
Wheel Base 162.5 In.

1 Per Vehicle
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
GM Original Equipment
DUAL REAR WHEEL, RIDE & HANDLING(DZW), 3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Standard Cab Pickup
2 Doors
Wheel Base 141.5 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo GM Original Equipment
DUAL REAR WHEEL, RIDE & HANDLING(DZW), 3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Standard Cab Pickup
2 Doors
Wheel Base 141.5 In.

1 Per Vehicle
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
GM Original Equipment
DUAL REAR WHEEL, RIDE & HANDLING(DZW), 3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Wheel Base 146.3 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo GM Original Equipment
DUAL REAR WHEEL, RIDE & HANDLING(DZW), 3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Wheel Base 146.3 In.

1 Per Vehicle
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
GM Original Equipment
DUAL REAR WHEEL, RIDE & HANDLING(DZW), 3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Wheel Base 170.8 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo GM Original Equipment
DUAL REAR WHEEL, RIDE & HANDLING(DZW), 3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Wheel Base 170.8 In.

1 Per Vehicle
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
GM Original Equipment
DUAL REAR WHEEL, RIDE & HANDLING(DZW), 3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Wheel Base 176.7 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo GM Original Equipment
DUAL REAR WHEEL, RIDE & HANDLING(DZW), 3.42 Ratio(GU6), POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Wheel Base 176.7 In.

1 Per Vehicle
On Sale:

$161.05

Avail:
1 in Stock
Warehouse: US-12
Qty:
EnginePer VehicleFit NotesFitment Notes
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80),SINGLE REAR WHEELS(SRW)
Eng: L5P
8th VIN Digit: Y
Bed Length 98.2 In.
Wheel Base 141.5 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo 3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80),SINGLE REAR WHEELS(SRW)
Eng: L5P
8th VIN Digit: Y
Bed Length 98.2 In.
Wheel Base 141.5 In.

1 Per Vehicle
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80),SINGLE REAR WHEELS(SRW)
Eng: L5P
8th VIN Digit: Y
Bed Length 98.2 In.
Wheel Base 162.5 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo 3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80),SINGLE REAR WHEELS(SRW)
Eng: L5P
8th VIN Digit: Y
Bed Length 98.2 In.
Wheel Base 162.5 In.

1 Per Vehicle
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80),SINGLE REAR WHEELS(SRW)
Eng: L5P
8th VIN Digit: Y
Bed Length 98.2 In.
Wheel Base 172.0 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo 3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80),SINGLE REAR WHEELS(SRW)
Eng: L5P
8th VIN Digit: Y
Bed Length 98.2 In.
Wheel Base 172.0 In.

1 Per Vehicle
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80),SINGLE REAR WHEELS(SRW)
Eng: L5P
8th VIN Digit: Y
Bed Length N/R In.
Wheel Base 141.5 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo 3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80),SINGLE REAR WHEELS(SRW)
Eng: L5P
8th VIN Digit: Y
Bed Length N/R In.
Wheel Base 141.5 In.

1 Per Vehicle
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80),SINGLE REAR WHEELS(SRW)
Eng: L5P
8th VIN Digit: Y
Bed Length N/R In.
Wheel Base 162.5 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo 3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80),SINGLE REAR WHEELS(SRW)
Eng: L5P
8th VIN Digit: Y
Bed Length N/R In.
Wheel Base 162.5 In.

1 Per Vehicle
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80),SINGLE REAR WHEELS(SRW)
Eng: L5P
8th VIN Digit: Y
Bed Length N/R In.
Wheel Base 172.0 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo 3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80),SINGLE REAR WHEELS(SRW)
Eng: L5P
8th VIN Digit: Y
Bed Length N/R In.
Wheel Base 172.0 In.

1 Per Vehicle
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Crew Cab Pickup
Bed Length 82.2 In.
4 Doors
Wheel Base 158.9 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo 3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Crew Cab Pickup
Bed Length 82.2 In.
4 Doors
Wheel Base 158.9 In.

1 Per Vehicle
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
DUAL REAR WHEEL, RIDE AND HANDLING(DZW),3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Bed Length 98.2 In.
Wheel Base 141.5 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo DUAL REAR WHEEL, RIDE AND HANDLING(DZW),3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Bed Length 98.2 In.
Wheel Base 141.5 In.

1 Per Vehicle
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
DUAL REAR WHEEL, RIDE AND HANDLING(DZW),3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Bed Length 98.2 In.
Wheel Base 162.5 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo DUAL REAR WHEEL, RIDE AND HANDLING(DZW),3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Bed Length 98.2 In.
Wheel Base 162.5 In.

1 Per Vehicle
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
DUAL REAR WHEEL, RIDE AND HANDLING(DZW),3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Bed Length 98.2 In.
Wheel Base 172.0 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo DUAL REAR WHEEL, RIDE AND HANDLING(DZW),3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Bed Length 98.2 In.
Wheel Base 172.0 In.

1 Per Vehicle
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
DUAL REAR WHEEL, RIDE AND HANDLING(DZW),3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Bed Length N/R In.
Wheel Base 141.5 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo DUAL REAR WHEEL, RIDE AND HANDLING(DZW),3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Bed Length N/R In.
Wheel Base 141.5 In.

1 Per Vehicle
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
DUAL REAR WHEEL, RIDE AND HANDLING(DZW),3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Bed Length N/R In.
Wheel Base 146.3 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo DUAL REAR WHEEL, RIDE AND HANDLING(DZW),3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Bed Length N/R In.
Wheel Base 146.3 In.

1 Per Vehicle
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
DUAL REAR WHEEL, RIDE AND HANDLING(DZW),3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Bed Length N/R In.
Wheel Base 162.5 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo DUAL REAR WHEEL, RIDE AND HANDLING(DZW),3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Bed Length N/R In.
Wheel Base 162.5 In.

1 Per Vehicle
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
DUAL REAR WHEEL, RIDE AND HANDLING(DZW),3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Bed Length N/R In.
Wheel Base 170.8 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo DUAL REAR WHEEL, RIDE AND HANDLING(DZW),3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Bed Length N/R In.
Wheel Base 170.8 In.

1 Per Vehicle
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
DUAL REAR WHEEL, RIDE AND HANDLING(DZW),3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Bed Length N/R In.
Wheel Base 172.0 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo DUAL REAR WHEEL, RIDE AND HANDLING(DZW),3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Bed Length N/R In.
Wheel Base 172.0 In.

1 Per Vehicle
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo
 
1
 
DUAL REAR WHEEL, RIDE AND HANDLING(DZW),3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Bed Length N/R In.
Wheel Base 176.7 In.
 
2021 GMC Sierra 3500 HD equipped with
6.6L V8 Diesel OHV Turbo DUAL REAR WHEEL, RIDE AND HANDLING(DZW),3.42R(GU6),POSITRACTION L/SLIP R/AXL(G80)
Eng: L5P
8th VIN Digit: Y
Bed Length N/R In.
Wheel Base 176.7 In.

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