2020-2025 GM 2500HD/3500HD 6.6L L5P Duramax Lift Kits

2020-2025 6.6L Silverado & Sierra 2500HD/3500HD

2020-2025 GM 2500HD/3500HD 6.6L L5P Duramax 3-4" Lift Kits

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2020-2025 GM 2500HD/3500HD 6.6L L5P Duramax 5-6" Lift Kits

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2020-2025 GM 2500HD/3500HD 6.6L L5P Duramax 7-8" Lift Kits

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2020-2025 GM 2500HD/3500HD 6.6L L5P Duramax 8"+ Lift Kits

8"+ Lift Kits

2020-2025 GM 2500HD/3500HD 6.6L L5P Duramax Lift Kit Accessories

Lift Kit Accessories

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Fabtech K1213 3" Uniball UCA System w/ Performance Shocks | 2025 GM Sierra/Silverado 1500 2WD/4WD
Fabtech K1213 3" Uniball UCA System w/ Performance Shocks | 2025 GM Sierra/Silverado 1500 2WD/4WD
Fabtech K1213 3" Uniball UCA System w/ Performance Shocks | 2025 GM Sierra/Silverado 1500 2WD/4WD
Fabtech K1213 3" Uniball UCA System w/ Performance Shocks | 2025 GM Sierra/Silverado 1500 2WD/4WD

FabTech

Fabtech K1213 3" Uniball UCA System w/ Performance Shocks | 2025 GM Sierra/Silverado 1500 2WD/4WD

SKU: FABK1213
$1,117.28
Fabtech K1211 3″ Ball Joint UCA Lift Kit w/ Factory Adaptive Ride Control | 2025 GMC 1500 Sierra 2WD/4WD Denali
Fabtech K1211 3″ Ball Joint UCA Lift Kit w/ Factory Adaptive Ride Control | 2025 GMC 1500 Sierra 2WD/4WD Denali
Fabtech K1211 3″ Ball Joint UCA Lift Kit w/ Factory Adaptive Ride Control | 2025 GMC 1500 Sierra 2WD/4WD Denali

FabTech

Fabtech K1211 3″ Ball Joint UCA Lift Kit w/ Factory Adaptive Ride Control | 2025 GMC 1500 Sierra 2WD/4WD Denali

SKU: FABK1211
$789.31
Fabtech K1212M 3″ Ball Joint UCA Lift Kit w/ Rear Stealth Shocks | 2019-2025 Chevrolet Silverado 1500/GMC Sierra 1500 2WD/4WD
Fabtech K1212M 3″ Ball Joint UCA Lift Kit w/ Rear Stealth Shocks | 2019-2025 Chevrolet Silverado 1500/GMC Sierra 1500 2WD/4WD
Fabtech K1212M 3″ Ball Joint UCA Lift Kit w/ Rear Stealth Shocks | 2019-2025 Chevrolet Silverado 1500/GMC Sierra 1500 2WD/4WD

FabTech

Fabtech K1212M 3″ Ball Joint UCA Lift Kit w/ Rear Stealth Shocks | 2019-2025 Chevrolet Silverado 1500/GMC Sierra 1500 2WD/4WD

SKU: FABK1212M
$858.56
Fabtech K1212 3″ Ball Joint UCA Lift Kit w/ Rear Performance Shocks | 2019-2025 Chevrolet Silverado 1500/GMC Sierra 1500 2WD/4WD
Fabtech K1212 3″ Ball Joint UCA Lift Kit w/ Rear Performance Shocks | 2019-2025 Chevrolet Silverado 1500/GMC Sierra 1500 2WD/4WD
Fabtech K1212 3″ Ball Joint UCA Lift Kit w/ Rear Performance Shocks | 2019-2025 Chevrolet Silverado 1500/GMC Sierra 1500 2WD/4WD

FabTech

Fabtech K1212 3″ Ball Joint UCA Lift Kit w/ Rear Performance Shocks | 2019-2025 Chevrolet Silverado 1500/GMC Sierra 1500 2WD/4WD

SKU: FABK1212
$774.99
BDS 1834FPE 3 inch FOX 2.5 Elite Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax
BDS 1834FPE 3 inch FOX 2.5 Elite Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax
BDS 1834FPE 3 inch FOX 2.5 Elite Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax

BDS Suspension

BDS 1834FPE 3 inch FOX 2.5 Elite Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax

SKU: BDS1834FPE
$5,656.67
$7,070.84
BDS 1831FPE 3 inch FOX 2.5 Elite Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax w/o Rear Overload
BDS 1831FPE 3 inch FOX 2.5 Elite Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax w/o Rear Overload
BDS 1831FPE 3 inch FOX 2.5 Elite Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax w/o Rear Overload

BDS Suspension

BDS 1831FPE 3 inch FOX 2.5 Elite Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax w/o Rear Overload

SKU: BDS1831FPE
$5,759.83
$7,199.79
BDS 1828FPE 3 inch FOX 2.5 Elite Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax w/ Rear Overload
BDS 1828FPE 3 inch FOX 2.5 Elite Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax w/ Rear Overload
BDS 1828FPE 3 inch FOX 2.5 Elite Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax w/ Rear Overload

BDS Suspension

BDS 1828FPE 3 inch FOX 2.5 Elite Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax w/ Rear Overload

SKU: BDS1828FPE
$5,759.83
$7,199.79
BDS 1832FPE 3" inch FOX 2.0 Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax
BDS 1832FPE 3" inch FOX 2.0 Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax
BDS 1832FPE 3" inch FOX 2.0 Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax

BDS Suspension

BDS 1832FPE 3" inch FOX 2.0 Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax

SKU: BDS1832FPE
$4,680.63
$5,850.79
BDS 1829FPE 3 inch FOX 2.0 Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax w/o Rear Overload
BDS 1829FPE 3 inch FOX 2.0 Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax w/o Rear Overload
BDS 1829FPE 3 inch FOX 2.0 Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax w/o Rear Overload

BDS Suspension

BDS 1829FPE 3 inch FOX 2.0 Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax w/o Rear Overload

SKU: BDS1829FPE
$4,783.79
$5,979.74
BDS 1812FPE 3 inch FOX 2.0 Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax w/ Rear Overload
BDS 1812FPE 3 inch FOX 2.0 Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax w/ Rear Overload
BDS 1812FPE 3 inch FOX 2.0 Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax w/ Rear Overload

BDS Suspension

BDS 1812FPE 3 inch FOX 2.0 Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax w/ Rear Overload

SKU: BDS1812FPE
$4,783.79
$5,979.74
ReadyLift 69-30320 3-inch SST Lift Kit with Fabricated Control Arms and Falcon 1.1 Monotube Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
ReadyLift 69-30320 3-inch SST Lift Kit with Fabricated Control Arms and Falcon 1.1 Monotube Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
ReadyLift 69-30320 3-inch SST Lift Kit with Fabricated Control Arms and Falcon 1.1 Monotube Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P

ReadyLift Suspension

ReadyLift 69-30320 3-inch SST Lift Kit with Fabricated Control Arms and Falcon 1.1 Monotube Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P

SKU: RLS69-30320
$1,549.95
ReadyLift 62-30360 3-inch SST2.1 Lift Kit with Fabricated Control Arms and Falcon Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
ReadyLift 62-30360 3-inch SST2.1 Lift Kit with Fabricated Control Arms and Falcon Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
ReadyLift 62-30360 3-inch SST2.1 Lift Kit with Fabricated Control Arms and Falcon Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
ReadyLift 62-30360 3-inch SST2.1 Lift Kit with Fabricated Control Arms and Falcon Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P

ReadyLift Suspension

ReadyLift 62-30360 3-inch SST2.1 Lift Kit with Fabricated Control Arms and Falcon Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P

SKU: RLS62-30360
$2,259.95
ReadyLift 42-30640 6" inch MAX2.1 Suspension System with Falcon 2.1 Shocks | 2020-2024 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
ReadyLift 42-30640 6" inch MAX2.1 Suspension System with Falcon 2.1 Shocks | 2020-2024 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
ReadyLift 42-30640 6" inch MAX2.1 Suspension System with Falcon 2.1 Shocks | 2020-2024 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
ReadyLift 42-30640 6" inch MAX2.1 Suspension System with Falcon 2.1 Shocks | 2020-2024 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P

ReadyLift Suspension

ReadyLift 42-30640 6" inch MAX2.1 Suspension System with Falcon 2.1 Shocks | 2020-2024 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P

SKU: RLS42-30640
$3,359.95
ReadyLift 42-30840 8-inch MAX3.3 Suspension System with Falcon 3.3 Shocks And Fab UCA Arms | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
ReadyLift 42-30840 8-inch MAX3.3 Suspension System with Falcon 3.3 Shocks And Fab UCA Arms | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
ReadyLift 42-30840 8-inch MAX3.3 Suspension System with Falcon 3.3 Shocks And Fab UCA Arms | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
ReadyLift 42-30840 8-inch MAX3.3 Suspension System with Falcon 3.3 Shocks And Fab UCA Arms | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P

ReadyLift Suspension

ReadyLift 42-30840 8-inch MAX3.3 Suspension System with Falcon 3.3 Shocks And Fab UCA Arms | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P

SKU: RLS42-30840
$4,729.95
ReadyLift 69-30350 3.5" F/2R SST Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
ReadyLift 69-30350 3.5" F/2R SST Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
ReadyLift 69-30350 3.5" F/2R SST Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

ReadyLift Suspension

ReadyLift 69-30350 3.5" F/2R SST Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: RLS69-30350
$1,399.95
$1,499.95
ReadyLift 69-3030 3F/2R SST Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
ReadyLift 69-3030 3F/2R SST Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
ReadyLift 69-3030 3F/2R SST Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

ReadyLift Suspension

ReadyLift 69-3030 3F/2R SST Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: RLS69-3030
$428.88
$449.95
Cognito 199-90189 Carrier Bearing Spacer 3-4" inch | 2001-2025 GM 2500/3500 & 11-16 Ford F250/F350
Cognito 199-90189 Carrier Bearing Spacer 3-4" inch | 2001-2025 GM 2500/3500 & 11-16 Ford F250/F350
Cognito 199-90189 Carrier Bearing Spacer 3-4" inch | 2001-2025 GM 2500/3500 & 11-16 Ford F250/F350

Cognito

Cognito 199-90189 Carrier Bearing Spacer 3-4" inch | 2001-2025 GM 2500/3500 & 11-16 Ford F250/F350

SKU: COG199-90189
$80.05
$89.95
Cognito 110-90629 Enhancement Plate Kit For SM Series Compression Strut Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Cognito 110-90629 Enhancement Plate Kit For SM Series Compression Strut Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Cognito 110-90629 Enhancement Plate Kit For SM Series Compression Strut Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Cognito 110-90629 Enhancement Plate Kit For SM Series Compression Strut Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-90629 Enhancement Plate Kit For SM Series Compression Strut Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: COG110-90629
$204.65
$229.95
Zone Offroad C50 5 inch Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD w/ Overload Springs
Zone Offroad C50 5 inch Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD w/ Overload Springs
Zone Offroad C50 5 inch Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD w/ Overload Springs

Zone Offroad

Zone Offroad C50 5 inch Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD w/ Overload Springs

SKU: ZONC50
$1,611.70
Zone Offroad C43F 5" inch Lift Kit with FOX 2.0 Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD No Overload Springs
Zone Offroad C43F 5" inch Lift Kit with FOX 2.0 Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD No Overload Springs
Zone Offroad C43F 5" inch Lift Kit with FOX 2.0 Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD No Overload Springs
Zone Offroad C43F 5" inch Lift Kit with FOX 2.0 Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD No Overload Springs
Zone Offroad C43F 5" inch Lift Kit with FOX 2.0 Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD No Overload Springs

Zone Offroad

Zone Offroad C43F 5" inch Lift Kit with FOX 2.0 Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD No Overload Springs

SKU: ZONC43F
$2,071.50
Carli CS-DRBD-1875 Rear Bump Stop Drops | 2014-2024 GM/Ram 2500 4WD Air Ride
Carli CS-DRBD-1875 Rear Bump Stop Drops | 2014-2024 GM/Ram 2500 4WD Air Ride
Carli CS-DRBD-1875 Rear Bump Stop Drops | 2014-2024 GM/Ram 2500 4WD Air Ride

Carli Suspension

Carli CS-DRBD-1875 Rear Bump Stop Drops | 2014-2024 GM/Ram 2500 4WD Air Ride

SKU: CISCS-DRBD-1875
$197
Cognito 210-P1183 7" inch Premier Lift Kit with Elka 2.5 Reservoir Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
Cognito 210-P1183 7" inch Premier Lift Kit with Elka 2.5 Reservoir Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
Cognito 210-P1183 7" inch Premier Lift Kit with Elka 2.5 Reservoir Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 210-P1183 7" inch Premier Lift Kit with Elka 2.5 Reservoir Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: COG210-P1183
$7,569.34
$8,504.88
Cognito 210-91218 4" inch Deaver Leaf Spring Pack K97 | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Cognito 210-91218 4" inch Deaver Leaf Spring Pack K97 | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Cognito 210-91218 4" inch Deaver Leaf Spring Pack K97 | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 210-91218 4" inch Deaver Leaf Spring Pack K97 | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: COG210-91218
$1,468.45
$1,649.95
Zone Offroad C43 5" inch Lift Kit (without Overload) | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
Zone Offroad C43 5" inch Lift Kit (without Overload) | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
Zone Offroad C43 5" inch Lift Kit (without Overload) | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Zone Offroad

Zone Offroad C43 5" inch Lift Kit (without Overload) | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: ZONC43
$1,611.70

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2020-2025 6.6L Silverado & Sierra 2500HD/3500HD

Power Lift Shop All

Give your 2020-2025 GM 2500HD/3500HD 6.6L Duramax a commanding presence on the road and trail with a premium lift kit from Alligator Performance! Whether you're seeking better off-road capability, improved ground clearance, or just a better view of the road, our selection of Sierra and Silverado lift kits has what you need. With the right lift kit, you can conquer rugged trails or give your truck a bold stance that’s guaranteed to turn heads around every corner. Most lift kits are designed to accommodate larger Wheel & Tire combinations, allowing you to further transform your ride into a formidable off-road beast. 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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