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

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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
Price
$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 Suspension

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

SKU: RLS69-30350
Sale price
$1,399.95
Regular price
$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 Suspension

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

SKU: RLS69-3030
Sale price
$428.88
Regular price
$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

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

SKU: COG199-90189
Price
$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

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

SKU: COG110-90629
Price
$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

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

SKU: ZONC50
Price
$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

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

SKU: ZONC43F
Price
$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 Suspension

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

SKU: CISCS-DRBD-1875
Price
$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

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

SKU: COG210-P1183
Price
$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

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

SKU: COG210-91218
Price
$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

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

SKU: ZONC43
Price
$1,611.70
Zone Offroad C48 3 inch Adventure Series Lift Kit - No Shocks (No Overload) | 2020-2024 GM Silverado/Sierra 2500HD/3500HD
Zone Offroad C48 3 inch Adventure Series Lift Kit - No Shocks (No Overload) | 2020-2024 GM Silverado/Sierra 2500HD/3500HD

Zone Offroad

Zone Offroad C48 3 inch Adventure Series Lift Kit - No Shocks (No Overload) | 2020-2024 GM Silverado/Sierra 2500HD/3500HD

SKU: ZONC48
Price
$815.90
Zone Offroad C48F 3" inch Adventure Series Lift Kit with Fox Shocks (without Overload) | 2020-2026 GM Silverado/Sierra 2500HD/3500HD
Zone Offroad C48F 3" inch Adventure Series Lift Kit with Fox Shocks (without Overload) | 2020-2026 GM Silverado/Sierra 2500HD/3500HD

Zone Offroad

Zone Offroad C48F 3" inch Adventure Series Lift Kit with Fox Shocks (without Overload) | 2020-2026 GM Silverado/Sierra 2500HD/3500HD

SKU: ZONC48F
Price
$1,275.70
Zone Offroad C48N 3" inch Adventure Series Lift Kit with Nitro Shocks (without Overload) | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
Zone Offroad C48N 3" inch Adventure Series Lift Kit with Nitro Shocks (without Overload) | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Zone Offroad

Zone Offroad C48N 3" inch Adventure Series Lift Kit with Nitro Shocks (without Overload) | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: ZONC48N
Price
$1,035.70
Zone Offroad C49 3 inch Adventure Series Lift Kit - No Shocks (with Overload) | 2020-2024 GM Silverado/Sierra 2500HD/3500HD
Zone Offroad C49 3 inch Adventure Series Lift Kit - No Shocks (with Overload) | 2020-2024 GM Silverado/Sierra 2500HD/3500HD

Zone Offroad

Zone Offroad C49 3 inch Adventure Series Lift Kit - No Shocks (with Overload) | 2020-2024 GM Silverado/Sierra 2500HD/3500HD

SKU: ZONC49
Price
$815.90
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
Zone Offroad C49N 3" inch Adventure Series Lift Kit with Nitro Shocks (with Overload) | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
Zone Offroad C49N 3" inch Adventure Series Lift Kit with Nitro Shocks (with Overload) | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Zone Offroad

Zone Offroad C49N 3" inch Adventure Series Lift Kit with Nitro Shocks (with Overload) | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: ZONC49N
Price
$1,035.70
Zone Offroad C50F 5" inch Lift Kit with Fox Shocks (with Overload) | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
Zone Offroad C50F 5" inch Lift Kit with Fox Shocks (with Overload) | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Zone Offroad

Zone Offroad C50F 5" inch Lift Kit with Fox Shocks (with Overload) | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: ZONC50F
Price
$2,071.50
BDS 792FPE 6.5" inch FOX 2.5 Coilover Conversion Lift Kit with FOX 2.5 Shocks & Rear Block Kit | 2020-2024 GM Silverado/Sierra 2500HD/3500HD Duramax w/o Overload
BDS 792FPE 6.5" inch FOX 2.5 Coilover Conversion Lift Kit with FOX 2.5 Shocks & Rear Block Kit | 2020-2024 GM Silverado/Sierra 2500HD/3500HD Duramax w/o Overload

BDS Suspension

BDS 792FPE 6.5" inch FOX 2.5 Coilover Conversion Lift Kit with FOX 2.5 Shocks & Rear Block Kit | 2020-2024 GM Silverado/Sierra 2500HD/3500HD Duramax w/o Overload

SKU: BDS792FPE
Price
$8,636.83
BDS 793FPE 6.5" inch FOX 2.5 Coilover Conversion Lift Kit | 2020-2024 GM Silverado/Sierra 2500HD/3500HD Duramax with Overload
BDS 793FPE 6.5" inch FOX 2.5 Coilover Conversion Lift Kit | 2020-2024 GM Silverado/Sierra 2500HD/3500HD Duramax with Overload

BDS Suspension

BDS 793FPE 6.5" inch FOX 2.5 Coilover Conversion Lift Kit | 2020-2024 GM Silverado/Sierra 2500HD/3500HD Duramax with Overload

SKU: BDS793FPE
Price
$8,636.83
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
BDS 767H 5" inch Lift Kit with NX2 Nitro Shocks & 5" inch Block Kit | 2020-2024 GM Silverado/Sierra 2500HD/3500HD 4WD w/ Rear Overload
BDS 767H 5" inch Lift Kit with NX2 Nitro Shocks & 5" inch Block Kit | 2020-2024 GM Silverado/Sierra 2500HD/3500HD 4WD w/ Rear Overload

BDS Suspension

BDS 767H 5" inch Lift Kit with NX2 Nitro Shocks & 5" inch Block Kit | 2020-2024 GM Silverado/Sierra 2500HD/3500HD 4WD w/ Rear Overload

SKU: BDS767H
Price
$2,543.53
BDS 766H 5" inch Lift Kit with NX2 Nitro Shocks & 5" inch Block Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 4WD w/o Rear Overload
BDS 766H 5" inch Lift Kit with NX2 Nitro Shocks & 5" inch Block Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 4WD w/o Rear Overload

BDS Suspension

BDS 766H 5" inch Lift Kit with NX2 Nitro Shocks & 5" inch Block Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 4WD w/o Rear Overload

SKU: BDS766H
Price
$2,516.53
BDS 766FS 5" inch Lift Kit with FOX 2.0 Shocks & 5" inch Block Kit | 2020-2024 GM Silverado/Sierra 2500HD/3500HD 4WD w/o Rear Overload
BDS 766FS 5" inch Lift Kit with FOX 2.0 Shocks & 5" inch Block Kit | 2020-2024 GM Silverado/Sierra 2500HD/3500HD 4WD w/o Rear Overload

BDS Suspension

BDS 766FS 5" inch Lift Kit with FOX 2.0 Shocks & 5" inch Block Kit | 2020-2024 GM Silverado/Sierra 2500HD/3500HD 4WD w/o Rear Overload

SKU: BDS766FS
Price
$3,082.45

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

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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