163 products about 2021 GMC Sierra 2500 HD Driveline, Axles & 4WD foundVEHICLE SPECIFIC Product Specifications Notes: Silverado, Sierra 2500 Hd Location: Driver Side; Passenger Side Other Names: Axle Seal, Rear Hub Seal Item Dimensions: 4.8 x 4.7 x 0.7 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 2500 HD Axle Seal More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $43.38 MSRP: $81.86
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Silverado, Sierra 2500 Hd; Outer Other Names: Outer Bearing, Shaft Bearing Item Dimensions: 4.1 x 4.1 x 2.1 inches Item Weight: 1.60 Pounds Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 2500 HD Outer Bearing More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $59.51 MSRP: $112.30
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Location: Driver Side; Passenger Side Other Names: Axle Shaft Gasket Item Dimensions: 5.4 x 5.4 x 0.2 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 2500 HD Axle Shaft Gasket More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $13.06 MSRP: $21.60
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Silverado, Sierra 2500 Hd; Inner Other Names: Axle Bearing, Inner Bearing, Shaft Bearing Item Dimensions: 4.0 x 4.0 x 2.1 inches Item Weight: 1.60 Pounds Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 2500 HD Inner Bearing More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $74.22 MSRP: $140.06
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Silverado, Sierra 2500 Hd; Inner Other Names: Axle Bearing, Inner Bearing, Shaft Bearing Item Dimensions: 4.0 x 4.0 x 2.1 inches Item Weight: 1.60 Pounds Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 2500 HD Inner Bearing More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $74.22 MSRP: $140.06
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Axle Assembly, Carrier Replaced by: 84692716 Part Description: 2021 GMC Sierra 2500 HD Axle Assembly More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L GAS $4418.68 MSRP: $5714.30
You Save: $1295.62 (23%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Axle Assembly, Carrier Replaced by: 84692716 Part Description: 2021 GMC Sierra 2500 HD Axle Assembly More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L GAS $4418.68 MSRP: $5714.30
You Save: $1295.62 (23%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Axle Assembly, Carrier Replaced by: 84692716 Part Description: 2021 GMC Sierra 2500 HD Axle Assembly More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L GAS $4418.68 MSRP: $5714.30
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2WD, Two Piece, Center, 6.6 Liter Gas; Silverado, Sierra 2500 Hd; Two Piece Shaft; Rear Shaft Yoke; Gas Other Names: Slip Yoke, Yoke Item Dimensions: 11.4 x 4.9 x 4.8 inches Item Weight: 5.20 Pounds Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 2500 HD Slip Yoke More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $153.36 MSRP: $253.85
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2WD, Two Piece, Center, 6.6 Liter Gas; Silverado, Sierra 2500 Hd; Two Piece Shaft; Rear Shaft Yoke; Gas Other Names: Slip Yoke, Yoke Item Dimensions: 11.4 x 4.9 x 4.8 inches Item Weight: 5.20 Pounds Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 2500 HD Slip Yoke More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $153.36 MSRP: $253.85
You Save: $100.49 (40%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Carrier Replaced by: 85163274 Part Description: 2021 GMC Sierra 2500 HD Carrier More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL $3723.39 MSRP: $4815.15
You Save: $1091.76 (23%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Silverado, Sierra 2500 Hd; Diesel Other Names: Carrier Replaced by: 85163274 Part Description: 2021 GMC Sierra 2500 HD Carrier More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL $3723.39 MSRP: $4815.15
You Save: $1091.76 (23%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Carrier Assembly, Differential Assembly Fitment Type: Direct Replacement Replaces: 84536842 Part Description: 2021 GMC Sierra 2500 HD Differential Assembly More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $1259.25 MSRP: $1627.99
You Save: $368.74 (23%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Carrier Assembly, Differential Assembly Fitment Type: Direct Replacement Replaced by: 85656404 Part Description: 2021 GMC Sierra 2500 HD Differential Assembly More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $886.87 MSRP: $1408.08
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Hub & Bearing, Hub Assembly Item Dimensions: 10.6 x 9.7 x 8.5 inches Item Weight: 23.80 Pounds Fitment Type: Direct Replacement Replaced by: 13544069 Part Description: 2021 GMC Sierra 2500 HD Hub & Bearing More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $218.67 MSRP: $395.80
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Differential Case Item Dimensions: 22.4 x 20.8 x 23.9 inches Item Weight: 79.50 Pounds Fitment Type: Direct Replacement Replaced by: 84990312 Part Description: 2021 GMC Sierra 2500 HD Differential Case More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL $1097.86 MSRP: $1419.79
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 4WD, Crew Cab, 6.9 Ft Box, 6.6 Liter Diesel; Silverado, Sierra 2500 Hd; 4WD; Diesel; Crew Cab; Short Box Other Names: Drive Shaft Fitment Type: Direct Replacement Replaces: 84620596 Replaced by: 87821417 Part Description: 2021 GMC Sierra 2500 HD Drive Shaft More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL $669.17 MSRP: $865.15
You Save: $195.98 (23%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 4WD, Crew Cab, 6.9 Ft Box, 6.6 Liter Diesel; Silverado, Sierra 2500 Hd; 4WD; Diesel; Crew Cab; Short Box Other Names: Drive Shaft Fitment Type: Direct Replacement Replaces: 84620596 Replaced by: 87821417 Part Description: 2021 GMC Sierra 2500 HD Drive Shaft More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL $669.17 MSRP: $865.15
You Save: $195.98 (23%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Differential Case Item Dimensions: 22.9 x 20.2 x 23.2 inches Item Weight: 78.00 Pounds Fitment Type: Direct Replacement Replaced by: 84990311 Part Description: 2021 GMC Sierra 2500 HD Differential Case More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS, 8 Cyl 8.1 L GAS $1232.31 MSRP: $1660.80
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2WD, Two Piece, 8 Ft Box, Crew Cab, 6.6 Liter Diesel; Silverado, Sierra 2500 Hd; RWD; Diesel; Two Piece Shaft; Crew Cab; Long Box Other Names: Drive Shaft Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 2500 HD Drive Shaft More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL $625.18 MSRP: $992.37
You Save: $367.19 (38%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2WD, Two Piece, 8 Ft Box, Crew Cab, 6.6 Liter Diesel; Silverado, Sierra 2500 Hd; RWD; Diesel; Two Piece Shaft; Crew Cab; Long Box Other Names: Drive Shaft Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 2500 HD Drive Shaft More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL $625.18 MSRP: $992.37
You Save: $367.19 (38%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Drive Shaft Item Dimensions: 8.5 x 6.3 x 102.9 inches Item Weight: 83.90 Pounds Replaced by: 85521120 Part Description: 2021 GMC Sierra 2500 HD Drive Shaft More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | Base, SLE, SLT | 8 Cyl 6.6 L DIESEL $609.02 MSRP: $787.38
You Save: $178.36 (23%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Drive Shaft Item Dimensions: 8.5 x 6.3 x 102.9 inches Item Weight: 83.90 Pounds Replaced by: 85521120 Part Description: 2021 GMC Sierra 2500 HD Drive Shaft More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | Base, SLE, SLT | 8 Cyl 6.6 L DIESEL $609.02 MSRP: $787.38
You Save: $178.36 (23%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2WD, Two Piece, 8 Ft Box, Double Cab, 6.6 Liter Diesel; Silverado, Sierra 2500 Hd; RWD; Diesel; Two Piece Shaft; Double Cab Other Names: Drive Shaft Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 2500 HD Drive Shaft More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | Base, SLE, SLT | 8 Cyl 6.6 L DIESEL $593.65 MSRP: $942.34
You Save: $348.69 (38%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2WD, Two Piece, 8 Ft Box, Double Cab, 6.6 Liter Diesel; Silverado, Sierra 2500 Hd; RWD; Diesel; Two Piece Shaft; Double Cab Other Names: Drive Shaft Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 2500 HD Drive Shaft More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | Base, SLE, SLT | 8 Cyl 6.6 L DIESEL $593.65 MSRP: $942.34
You Save: $348.69 (38%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 4WD, Crew Cab, 8 Ft Box, 6.6 Liter Diesel; Silverado, Sierra 2500 Hd; 4WD; Diesel; Crew Cab; Long Box Other Names: Drive Shaft Fitment Type: Direct Replacement Replaces: 84620593 Replaced by: 85698888 Part Description: 2021 GMC Sierra 2500 HD Drive Shaft More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $614.50 MSRP: $975.45
You Save: $360.95 (38%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 4WD, Crew Cab, 8 Ft Box, 6.6 Liter Diesel; Silverado, Sierra 2500 Hd; 4WD; Diesel; Crew Cab; Long Box Other Names: Drive Shaft Fitment Type: Direct Replacement Replaces: 84620593 Replaced by: 85698888 Part Description: 2021 GMC Sierra 2500 HD Drive Shaft More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $614.50 MSRP: $975.45
You Save: $360.95 (38%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2WD, Two Piece, 8 Ft Box, Crew Cab, 6.6 Liter Gas; Silverado, Sierra 2500 Hd; RWD; Gas; Two Piece; Crew Cab; Long Box Other Names: Drive Shaft Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 2500 HD Drive Shaft More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L GAS $575.49 MSRP: $913.51
You Save: $338.02 (38%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2WD, Two Piece, 8 Ft Box, Crew Cab, 6.6 Liter Gas; Silverado, Sierra 2500 Hd; RWD; Gas; Two Piece; Crew Cab; Long Box Other Names: Drive Shaft Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 2500 HD Drive Shaft More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L GAS $575.49 MSRP: $913.51
You Save: $338.02 (38%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Drive Shaft Item Dimensions: 116.6 x 8.1 x 6.1 inches Item Weight: 66.30 Pounds Replaced by: 85521122 Part Description: 2021 GMC Sierra 2500 HD Drive Shaft More Info Vehicle Fitment 2021 GMC Sierra 2500 HD | Base, SLE, SLT | 8 Cyl 6.6 L GAS $596.02 MSRP: $946.31
You Save: $350.29 (38%)
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