2020-2025 GM 2500HD/3500HD 6.6L L5P Duramax Suspension & Steering

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Cognito 110-90940 Extreme Duty Tie Rod Center Link Kit | 2011-2022 GM Silverado/Sierra 2500HD/3500HD
Cognito 110-90940 Extreme Duty Tie Rod Center Link Kit | 2011-2022 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-90940 Extreme Duty Tie Rod Center Link Kit | 2011-2022 GM Silverado/Sierra 2500HD/3500HD

SKU: COG110-90940
Price
$749.95
Cognito 110-90284 Alloy Series Tie Rod Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Cognito 110-90284 Alloy Series Tie Rod Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-90284 Alloy Series Tie Rod Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: COG110-90284
Price
$399.95
USA Standard ZSG7675 Power Steering Box | 2011-2021 GM Silverado/Sierra 2500HD/3500HD
USA Standard ZSG7675 Power Steering Box | 2011-2021 GM Silverado/Sierra 2500HD/3500HD

USA Standard Gear

USA Standard ZSG7675 Power Steering Box | 2011-2021 GM Silverado/Sierra 2500HD/3500HD

SKU: USAZSG7675
Price
$453.89
FOX 985-24-241 Performance Series 2.0 Smooth Body IFP Rear Shock for 1.5-3 inch Lift | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
FOX 985-24-241 Performance Series 2.0 Smooth Body IFP Rear Shock for 1.5-3 inch Lift | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Fox Shocks

FOX 985-24-241 Performance Series 2.0 Smooth Body IFP Rear Shock for 1.5-3 inch Lift | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: FOX985-24-241
Price
$229.95
Cognito 210-P1178 12" inch Elite Lift Kit with Elka 2.5 Reservoir Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
Cognito 210-P1178 12" inch Elite Lift Kit with Elka 2.5 Reservoir Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 210-P1178 12" inch Elite Lift Kit with Elka 2.5 Reservoir Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: COG210-P1178
Price
$10,599.88
Zone Offroad C49F 3" inch Adventure Series Lift Kit with Fox Shocks (with Overload) | 2020-2026 GM Silverado/Sierra 2500HD/3500HD
Zone Offroad C49F 3" inch Adventure Series Lift Kit with Fox Shocks (with Overload) | 2020-2026 GM Silverado/Sierra 2500HD/3500HD

Zone Offroad

Zone Offroad C49F 3" inch Adventure Series Lift Kit with Fox Shocks (with Overload) | 2020-2026 GM Silverado/Sierra 2500HD/3500HD

SKU: ZONC49F
Price
$1,275.70
BDS 767FS 5" inch Lift Kit with FOX 2.0 Shocks & 5" inch Block Kit | 2020-2024 GM Silverado/Sierra 2500HD/3500HD 4WD w/ Rear Overload
BDS 767FS 5" inch Lift Kit with FOX 2.0 Shocks & 5" inch Block Kit | 2020-2024 GM Silverado/Sierra 2500HD/3500HD 4WD w/ Rear Overload

BDS Suspension

BDS 767FS 5" inch Lift Kit with FOX 2.0 Shocks & 5" inch Block Kit | 2020-2024 GM Silverado/Sierra 2500HD/3500HD 4WD w/ Rear Overload

SKU: BDS767FS
Price
$3,109.45
ReadyLift 44-3035 Xtreme-Duty Fabricated Upper Control Arm Kit | 2020-2022 GM Silverado/Sierra 2500HD/3500HD
ReadyLift 44-3035 Xtreme-Duty Fabricated Upper Control Arm Kit | 2020-2022 GM Silverado/Sierra 2500HD/3500HD

ReadyLift Suspension

ReadyLift 44-3035 Xtreme-Duty Fabricated Upper Control Arm Kit | 2020-2022 GM Silverado/Sierra 2500HD/3500HD

SKU: RLS44-3035
Sale price
$299.20
Regular price
$499.95
Cognito 510-P0931 3 inch Elite Leveling Kit with King 2.5 Reservoir Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
Cognito 510-P0931 3 inch Elite Leveling Kit with King 2.5 Reservoir Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 510-P0931 3 inch Elite Leveling Kit with King 2.5 Reservoir Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: COG510-P0931
Price
$4,192.95
Kryptonite KRUCA20 Upper Control Arm Kit | 2020-2023 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Kryptonite KRUCA20 Upper Control Arm Kit | 2020-2023 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Kryptonite

Kryptonite KRUCA20 Upper Control Arm Kit | 2020-2023 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: KRPKRUCA20
Price
$664.99
Cognito 110-P0896 4 inch Performance Lift Kit with Fox PS 2.0 IFP Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
Cognito 110-P0896 4 inch Performance Lift Kit with Fox PS 2.0 IFP Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-P0896 4 inch Performance Lift Kit with Fox PS 2.0 IFP Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: COG110-P0896
Price
$5,288.10
Cognito 110-P0890 4 inch Standard Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
Cognito 110-P0890 4 inch Standard Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-P0890 4 inch Standard Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: COG110-P0890
Price
$3,774.08
Cognito 110-91244 Ball Joint Upper Control Arm Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
Cognito 110-91244 Ball Joint Upper Control Arm Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-91244 Ball Joint Upper Control Arm Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: COG110-91244
Price
$589.98
Cognito 110-90771 Torsion Bar Keys | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Cognito 110-90771 Torsion Bar Keys | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Cognito

Cognito 110-90771 Torsion Bar Keys | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: COG110-90771
Price
$139.95
ReadyLift 42-30660 6'' Suspension System W/ Falcon 3.3 Shocks And Fab UCA Arms | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
ReadyLift 42-30660 6'' Suspension System W/ Falcon 3.3 Shocks And Fab UCA Arms | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

ReadyLift Suspension

ReadyLift 42-30660 6'' Suspension System W/ Falcon 3.3 Shocks And Fab UCA Arms | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: RLS42-30660
Price
$4,599.95
ReadyLift 44-30621 6'' Lift Kit W/ Falcon 2.1 Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 4WD/AT4
ReadyLift 44-30621  6'' Lift Kit W/ Falcon 2.1 Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 4WD/AT4

ReadyLift Suspension

ReadyLift 44-30621 6'' Lift Kit W/ Falcon 2.1 Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 4WD/AT4

SKU: RLS44-30621
Price
$3,299.95
ReadyLift 44-30821 8'' Lift Kit W/ Falcon 2.1 Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 4WD/AT4
ReadyLift 44-30821  8'' Lift Kit W/ Falcon 2.1 Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 4WD/AT4

ReadyLift Suspension

ReadyLift 44-30821 8'' Lift Kit W/ Falcon 2.1 Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 4WD/AT4

SKU: RLS44-30821
Price
$4,199.95
Rough Country 1107 HD OEM Tie Rod Sleeve Upgrade | 2011-2024 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Rough Country 1107 HD OEM Tie Rod Sleeve Upgrade | 2011-2024 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Rough Country

Rough Country 1107 HD OEM Tie Rod Sleeve Upgrade | 2011-2024 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: RCS1107
Price
$49.95
Fabtech K1157M 3.5" inch Ball Joint UCA Lift Kit | 2020-2024 GM Silverado/Sierra 2500HD
Fabtech K1157M 3.5" inch Ball Joint UCA Lift Kit | 2020-2024 GM Silverado/Sierra 2500HD

FabTech

Fabtech K1157M 3.5" inch Ball Joint UCA Lift Kit | 2020-2024 GM Silverado/Sierra 2500HD

SKU: FABK1157M
Sale price
$1,176.68
Regular price
$1,307.42
Fabtech K1157 3.5" inch Ball Joint UCA Lift Kit | 2020-2024 GM Silverado/Sierra 2500HD
Fabtech K1157 3.5" inch Ball Joint UCA Lift Kit | 2020-2024 GM Silverado/Sierra 2500HD

FabTech

Fabtech K1157 3.5" inch Ball Joint UCA Lift Kit | 2020-2024 GM Silverado/Sierra 2500HD

SKU: FABK1157
Sale price
$970.85
Regular price
$1,078.72
Bilstein ALG-BIL-KIT-10 Bilstein 5100 Rear Shock Pair | 2011-2021 GM Silverado/Sierra 2500HD 2WD/4WD
Bilstein ALG-BIL-KIT-10 Bilstein 5100 Rear Shock Pair | 2011-2021 GM Silverado/Sierra 2500HD 2WD/4WD

Bilstein

Bilstein ALG-BIL-KIT-10 Bilstein 5100 Rear Shock Pair | 2011-2021 GM Silverado/Sierra 2500HD 2WD/4WD

SKU: ALG-BIL-KIT-10
Price
$236
Fabtech K1210DL 3″ Ball Joint UCA Lift KIt w/ Dirt Logic 2.5 Resi Coilovers/Shocks | 2025 GM Sierra/Silverado 1500 2WD/4WD
Fabtech K1210DL 3″ Ball Joint UCA Lift KIt w/ Dirt Logic 2.5 Resi Coilovers/Shocks | 2025 GM Sierra/Silverado 1500 2WD/4WD

FabTech

Fabtech K1210DL 3″ Ball Joint UCA Lift KIt w/ Dirt Logic 2.5 Resi Coilovers/Shocks | 2025 GM Sierra/Silverado 1500 2WD/4WD

SKU: FABK1210DL
Sale price
$3,299.05
Regular price
$3,665.62
Fabtech K1218DL 6” Lift Performance System w/ Dirt Logic 2.5 Resi Coilovers/Shocks | 2025 GM Sierra/Silverado 1500 4WD
Fabtech K1218DL 6” Lift Performance System w/ Dirt Logic 2.5 Resi Coilovers/Shocks | 2025 GM Sierra/Silverado 1500 4WD

FabTech

Fabtech K1218DL 6” Lift Performance System w/ Dirt Logic 2.5 Resi Coilovers/Shocks | 2025 GM Sierra/Silverado 1500 4WD

SKU: FABK1218DL
Sale price
$4,218.80
Regular price
$4,687.56
Fabtech K1219DL 6” Lift Performance System w/ Dirt Logic 2.5 Coilovers/Shocks | 2025 GM Sierra/Silverado 1500 4WD
Fabtech K1219DL 6” Lift Performance System w/ Dirt Logic 2.5 Coilovers/Shocks | 2025 GM Sierra/Silverado 1500 4WD

FabTech

Fabtech K1219DL 6” Lift Performance System w/ Dirt Logic 2.5 Coilovers/Shocks | 2025 GM Sierra/Silverado 1500 4WD

SKU: FABK1219DL
Sale price
$3,772.15
Regular price
$4,191.28

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Take your 2020-2025 GM 2500HD/3500HD 6.6L Duramax to new heights—literally and figuratively—by upgrading its suspension and steering components. Whether you're after more ground clearance, improved handling on rugged terrain, or enhanced load capacity for heavy-duty towing, these suspension upgrades deliver the performance boost your Sierra or Silverado needs. With new shocks, springs, and sway bars, you can fine-tune your truck for off-road adventures or improve overall ride comfort during daily driving. The right suspension components can significantly extend wheel travel, increase stability, and make your truck more capable in any environment. Pair your new suspension with some larger Wheels & Tires for an all-around boost that will allow your GM 2500HD/3500HD to handle any challenge that comes its way. GM Duramax Fitments: 2020, 2021, 2022, 2023, 2024, 2025 GM 6.6L Duramax. Submodel Fitments: WT, Custom, LT, LTZ, High Country, 1LT, 2LT, Pro, SLE, SLT, AT4, Denali. Some exceptions apply, please see individual product pages for specific fitments. 

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