2020-2025 GM 2500HD/3500HD 6.6L L5P Duramax Shocks & Shock Packages

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King 25001-302-EXT OEM Performance 2.5 Front Shocks | 2011-2025 GM Chevrolet Silverado 2500HD/3500HD w/ 1-2" Lift Max
King 25001-302-EXT OEM Performance 2.5 Front Shocks | 2011-2025 GM Chevrolet Silverado 2500HD/3500HD w/ 1-2" Lift Max

King Off-Road

King 25001-302-EXT OEM Performance 2.5 Front Shocks | 2011-2025 GM Chevrolet Silverado 2500HD/3500HD w/ 1-2" Lift Max

SKU: KNG25001-302-EXT
Price
$1,072.55
King 25001-302 OEM Performance 2.5 Front Shocks | 2011-2025 GM Chevrolet Silverado 2500HD/3500HD w/ 1.5" Lift Max
King 25001-302 OEM Performance 2.5 Front Shocks | 2011-2025 GM Chevrolet Silverado 2500HD/3500HD w/ 1.5" Lift Max

King Off-Road

King 25001-302 OEM Performance 2.5 Front Shocks | 2011-2025 GM Chevrolet Silverado 2500HD/3500HD w/ 1.5" Lift Max

SKU: KNG25001-302
Price
$1,072.55
King 25001-303 OEM Performance 2.5 Rear Shocks | 2011-2025 GM Sierra/Silverado 2500HD/3500HD
King 25001-303 OEM Performance 2.5 Rear Shocks | 2011-2025 GM Sierra/Silverado 2500HD/3500HD

King Off-Road

King 25001-303 OEM Performance 2.5 Rear Shocks | 2011-2025 GM Sierra/Silverado 2500HD/3500HD

SKU: KNG25001-303
Price
$1,072.55
King 25001-303A OEM Performance 2.5" Rear Shocks | 2011-2025 GM Sierra/Silverado 2500HD/3500HD
King 25001-303A OEM Performance 2.5" Rear Shocks | 2011-2025 GM Sierra/Silverado 2500HD/3500HD

King Off-Road

King 25001-303A OEM Performance 2.5" Rear Shocks | 2011-2025 GM Sierra/Silverado 2500HD/3500HD

SKU: KNG25001-303A
Price
$1,439.25
King 25001-302A-EXT OEM Performance 2.5 Front Shocks w/ 1-2" Lift Max | 2011-2025 GM Chevrolet Silverado 2500HD/3500HD
King 25001-302A-EXT OEM Performance 2.5 Front Shocks w/ 1-2" Lift Max | 2011-2025 GM Chevrolet Silverado 2500HD/3500HD

King Off-Road

King 25001-302A-EXT OEM Performance 2.5 Front Shocks w/ 1-2" Lift Max | 2011-2025 GM Chevrolet Silverado 2500HD/3500HD

SKU: KNG25001-302A-EXT
Price
$1,309.10
FOX 987-24-033 Fox 2.5 Performance Series IFP HTO Front Shock w/ 4-6" Lift | 2020-2025 GM Sierra/Silverado 2500HD/3500HD
FOX 987-24-033 Fox 2.5 Performance Series IFP HTO Front Shock w/ 4-6" Lift | 2020-2025 GM Sierra/Silverado 2500HD/3500HD

Fox Shocks

FOX 987-24-033 Fox 2.5 Performance Series IFP HTO Front Shock w/ 4-6" Lift | 2020-2025 GM Sierra/Silverado 2500HD/3500HD

SKU: FOX987-24-033
Price
$346.95
FOX 987-24-025 2.5 Performance Series IFP HTO Rear Shock w/ 6.5" Lift | 2020-2025 GM Sierra/Silverado 2500HD/3500HD
FOX 987-24-025 2.5 Performance Series IFP HTO Rear Shock w/ 6.5" Lift | 2020-2025 GM Sierra/Silverado 2500HD/3500HD

Fox Shocks

FOX 987-24-025 2.5 Performance Series IFP HTO Rear Shock w/ 6.5" Lift | 2020-2025 GM Sierra/Silverado 2500HD/3500HD

SKU: FOX987-24-025
Price
$346.95
FOX 987-24-024 Performance Series 2.5 Smooth Body IFP HTO Front Shock w/ 6.5" Lift | 2020-2025 GM Sierra/Silverado 2500HD/3500HD
FOX 987-24-024 Performance Series 2.5 Smooth Body IFP HTO Front Shock w/ 6.5" Lift | 2020-2025 GM Sierra/Silverado 2500HD/3500HD

Fox Shocks

FOX 987-24-024 Performance Series 2.5 Smooth Body IFP HTO Front Shock w/ 6.5" Lift | 2020-2025 GM Sierra/Silverado 2500HD/3500HD

SKU: FOX987-24-024
Price
$346.95
FOX 987-24-011 Fox 2.5 Performance Series IFP HTO Rear Shock w/ 1.5-2.5" Lift | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
FOX 987-24-011 Fox 2.5 Performance Series IFP HTO Rear Shock w/ 1.5-2.5" Lift | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

Fox Shocks

FOX 987-24-011 Fox 2.5 Performance Series IFP HTO Rear Shock w/ 1.5-2.5" Lift | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: FOX987-24-011
Price
$346.95
FOX 987-24-010 Performance Series 2.5 Smooth Body IFP HTO Front Shock w/ 1.5-2.5" Lift | 2020-2025 GM Sierra/Silverado 2500HD/3500HD
FOX 987-24-010 Performance Series 2.5 Smooth Body IFP HTO Front Shock w/ 1.5-2.5" Lift | 2020-2025 GM Sierra/Silverado 2500HD/3500HD

Fox Shocks

FOX 987-24-010 Performance Series 2.5 Smooth Body IFP HTO Front Shock w/ 1.5-2.5" Lift | 2020-2025 GM Sierra/Silverado 2500HD/3500HD

SKU: FOX987-24-010
Price
$346.95
FOX 987-24-009 2.5 Performance Series IFP HTO Rear Shock 0-1" Lift | 2011-2025 GM Sierra/Silverado 2500HD/3500HD
FOX 987-24-009 2.5 Performance Series IFP HTO Rear Shock 0-1" Lift | 2011-2025 GM Sierra/Silverado 2500HD/3500HD

Fox Shocks

FOX 987-24-009 2.5 Performance Series IFP HTO Rear Shock 0-1" Lift | 2011-2025 GM Sierra/Silverado 2500HD/3500HD

SKU: FOX987-24-009
Price
$346.95
FOX 987-24-008 Front Performance Series 2.5 Smooth Body IFP HTO Shock 0-1" Lift | 2020-2025 GM Sierra/Silverado 2500HD/3500HD
FOX 987-24-008 Front Performance Series 2.5 Smooth Body IFP HTO Shock 0-1" Lift | 2020-2025 GM Sierra/Silverado 2500HD/3500HD

Fox Shocks

FOX 987-24-008 Front Performance Series 2.5 Smooth Body IFP HTO Shock 0-1" Lift | 2020-2025 GM Sierra/Silverado 2500HD/3500HD

SKU: FOX987-24-008
Price
$346.95
Zone Offroad 98450757 FOX 2.0 Adventure Series Rear Shock for 0-2" inch Lift | 2001-2025 GM Silverado/Sierra 2500HD/3500HD 4WD
Zone Offroad 98450757 FOX 2.0 Adventure Series Rear Shock for 0-2" inch Lift | 2001-2025 GM Silverado/Sierra 2500HD/3500HD 4WD

Zone Offroad

Zone Offroad 98450757 FOX 2.0 Adventure Series Rear Shock for 0-2" inch Lift | 2001-2025 GM Silverado/Sierra 2500HD/3500HD 4WD

SKU: ZONFOX98450757
Price
$109.95
Zone Offroad 7757 Rear Nitro Shock | 2001-2025 GM Silverado/Sierra 2500HD/3500HD
Zone Offroad 7757 Rear Nitro Shock | 2001-2025 GM Silverado/Sierra 2500HD/3500HD

Zone Offroad

Zone Offroad 7757 Rear Nitro Shock | 2001-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: ZON7757
Price
$44.95
Zone Offroad 98450614 FOX Adventure 5" inch 2.0 Front Pair Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 4WD
Zone Offroad 98450614 FOX Adventure 5" inch 2.0 Front Pair Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 4WD

Zone Offroad

Zone Offroad 98450614 FOX Adventure 5" inch 2.0 Front Pair Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD 4WD

SKU: ZONFOX98450614
Price
$119.95
Bilstein ALG-11-22GM2500HDBST4-6BIL B8 5160 Front & Rear Remote Reservoir Shock Package | 2011-2025 GM Silverado/Sierra 2500HD/3500HD w/ 4-6" inch Lift
Bilstein ALG-11-22GM2500HDBST4-6BIL B8 5160 Front & Rear Remote Reservoir Shock Package | 2011-2025 GM Silverado/Sierra 2500HD/3500HD w/ 4-6" inch Lift

Bilstein

Bilstein ALG-11-22GM2500HDBST4-6BIL B8 5160 Front & Rear Remote Reservoir Shock Package | 2011-2025 GM Silverado/Sierra 2500HD/3500HD w/ 4-6" inch Lift

SKU: BILALG-11-22GM2500BST4-6BIL
Sale price
$1,068
Regular price
$1,275
ADS 100ADS-10141 Mesa 2.5 Series Front Shocks | 2011-2025 GM Silverado/Sierra 2500HD/3500HD w/ 0-1" inch Lift
ADS 100ADS-10141 Mesa 2.5 Series Front Shocks | 2011-2025 GM Silverado/Sierra 2500HD/3500HD w/ 0-1" inch Lift

ADS Racing Shocks

ADS 100ADS-10141 Mesa 2.5 Series Front Shocks | 2011-2025 GM Silverado/Sierra 2500HD/3500HD w/ 0-1" inch Lift

SKU: ARS100ADS-10141
Price
$972.95
ICON 77727P 6-8" inch Rear 2.5 VS PB Shock Pair | 2001-2025 GM Silverado/Sierra 2500HD/3500HD
ICON 77727P 6-8" inch Rear 2.5 VS PB Shock Pair | 2001-2025 GM Silverado/Sierra 2500HD/3500HD

Icon Vehicle Dynamics

ICON 77727P 6-8" inch Rear 2.5 VS PB Shock Pair | 2001-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: IVD77727P
Sale price
$1,074.15
Regular price
$1,193.50
ICON 77601P 0-1" inch Rear 2.5 VS IR Shock Pair | 2001-2025 GM Silverado/Sierra 2500HD/3500HD
ICON 77601P 0-1" inch Rear 2.5 VS IR Shock Pair | 2001-2025 GM Silverado/Sierra 2500HD/3500HD

Icon Vehicle Dynamics

ICON 77601P 0-1" inch Rear 2.5 VS IR Shock Pair | 2001-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: IVD77601P
Sale price
$686.65
Regular price
$762.95
ICON 77701CP 0-1" inch Rear 2.5 VS PB CDCV Shock Pair | 2001-2025 GM Silverado/Sierra 2500HD/3500HD
ICON 77701CP 0-1" inch Rear 2.5 VS PB CDCV Shock Pair | 2001-2025 GM Silverado/Sierra 2500HD/3500HD

Icon Vehicle Dynamics

ICON 77701CP 0-1" inch Rear 2.5 VS PB CDCV Shock Pair | 2001-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: IVD77701CP
Sale price
$1,373.35
Regular price
$1,525.95
ICON 76529 Aluminum Series 2.0 Shock Absorbers | 2001-2025 GM Silverado/Sierra 2500HD/3500HD w/ 0-1" Rear Lift
ICON 76529 Aluminum Series 2.0 Shock Absorbers | 2001-2025 GM Silverado/Sierra 2500HD/3500HD w/ 0-1" Rear Lift

Icon Vehicle Dynamics

ICON 76529 Aluminum Series 2.0 Shock Absorbers | 2001-2025 GM Silverado/Sierra 2500HD/3500HD w/ 0-1" Rear Lift

SKU: IVD76529
Sale price
$178.86
Regular price
$198.74
ICON 76535 Aluminum Series 2.0 Shock Absorbers | 2001-2025 GM Silverado/Sierra 2500HD/3500HD
ICON 76535 Aluminum Series 2.0 Shock Absorbers | 2001-2025 GM Silverado/Sierra 2500HD/3500HD

Icon Vehicle Dynamics

ICON 76535 Aluminum Series 2.0 Shock Absorbers | 2001-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: IVD76535
Sale price
$176.08
Regular price
$195.65
Bilstein 25-311884 B8 5160 Series Front Shock Absorber | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 4WD w/ 1.5" inch Lift
Bilstein 25-311884 B8 5160 Series Front Shock Absorber | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 4WD w/ 1.5" inch Lift

Bilstein

Bilstein 25-311884 B8 5160 Series Front Shock Absorber | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 4WD w/ 1.5" inch Lift

SKU: BIL25-311884
Sale price
$245.65
Regular price
$289
FOX 985-24-238 Performance Series 2.0 Smooth Body IFP 0-1" inch Front Shock | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
FOX 985-24-238 Performance Series 2.0 Smooth Body IFP 0-1" inch Front Shock | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Fox Shocks

FOX 985-24-238 Performance Series 2.0 Smooth Body IFP 0-1" inch Front Shock | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: FOX985-24-238
Price
$229.95

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DIESEL TRUCK EXPERTS STANDING BY

Upgrade the ride quality and performance of your 2020-2025 GM 2500HD/3500HD 6.6L Duramax with some of the aftermarket shocks offered here at Alligator Performance! Whether you're hitting rough off-road trails or simply commuting on the highway, the right shocks can dramatically improve your truck’s overall handling, comfort, and stability. Designed to absorb impacts and smooth out even the toughest terrain, our selection of shocks ensures your truck will keep moving no matter where the road takes you next. To achieve the best results, consider pairing your shocks with a Lift Kit for a fully optimized suspension system that can tackle any challenge you throw 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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