2017-2019 GM 2500HD/3500HD 6.6L L5P Duramax Suspension & Steering

2017-2019 6.6L Silverado & Sierra 2500HD/3500HD

2017-2019 GM 2500HD/3500HD 6.6L L5P Duramax Leveling Kits

Leveling Kits

2017-2019 GM 2500HD/3500HD 6.6L L5 Duramax Lift Kits

Lift Kits

2017-2019 GM 2500HD/3500HD 6.6L L5P Duramax Shocks & Shock Packages

Shocks & Shock Packages

2017-2019 GM 2500HD/3500HD 6.6L L5P Duramax Control Arms & Ball Joints

Control Arms & Ball Joints

2017-2019 GM 2500HD/3500HD 6.6L L5P Duramax Steering Components

Steering Components

2017-2019 GM 2500HD/3500HD 6.6L L5P Duramax Sway Bars

Sway Bars

2017-2019 GM 2500HD/3500HD 6.6L L5P Duramax Traction Bars

Traction Bars

2017-2019 GM 2500HD/3500HD 6.6L L5P Duramax Torsion Keys

Torsion Keys

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FOX 987-24-030 Fox 2.5 Performance Series IFP HTO Front Shock w/ 0-1" Lift | 2011-2019 GM Sierra/Silverado 2500HD/3500HD
FOX 987-24-030 Fox 2.5 Performance Series IFP HTO Front Shock w/ 0-1" Lift | 2011-2019 GM Sierra/Silverado 2500HD/3500HD
FOX 987-24-030 Fox 2.5 Performance Series IFP HTO Front Shock w/ 0-1" Lift | 2011-2019 GM Sierra/Silverado 2500HD/3500HD
FOX 987-24-030 Fox 2.5 Performance Series IFP HTO Front Shock w/ 0-1" Lift | 2011-2019 GM Sierra/Silverado 2500HD/3500HD
FOX 987-24-030 Fox 2.5 Performance Series IFP HTO Front Shock w/ 0-1" Lift | 2011-2019 GM Sierra/Silverado 2500HD/3500HD

Fox Shocks

FOX 987-24-030 Fox 2.5 Performance Series IFP HTO Front Shock w/ 0-1" Lift | 2011-2019 GM Sierra/Silverado 2500HD/3500HD

SKU: FOX987-24-030
$312.95
$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 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 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
$312.95
$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 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 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
$312.95
$346.95
USA Standard ZSG8418 Power Steering Box | 2002-2022 GM Silverado/Sierra 1500/2500HD/3500HD
USA Standard ZSG8418 Power Steering Box | 2002-2022 GM Silverado/Sierra 1500/2500HD/3500HD
USA Standard ZSG8418 Power Steering Box | 2002-2022 GM Silverado/Sierra 1500/2500HD/3500HD

PPE

USA Standard ZSG8418 Power Steering Box | 2002-2022 GM Silverado/Sierra 1500/2500HD/3500HD

SKU: USAZSG8418
$453.89
ReadyLift 42-31540 5-6 inch MAX 2.1 Suspension with Falcon Shocks | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
ReadyLift 42-31540 5-6 inch MAX 2.1 Suspension with Falcon Shocks | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
ReadyLift 42-31540 5-6 inch MAX 2.1 Suspension with Falcon Shocks | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

ReadyLift Suspension

ReadyLift 42-31540 5-6 inch MAX 2.1 Suspension with Falcon Shocks | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: RLS42-31540
$3,499.95
ReadyLift 62-35160 3-inch SST2.1 Lift Kit with Fabricated Control Arms and Falcon 2.1 Monotube Shocks | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
ReadyLift 62-35160 3-inch SST2.1 Lift Kit with Fabricated Control Arms and Falcon 2.1 Monotube Shocks | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
ReadyLift 62-35160 3-inch SST2.1 Lift Kit with Fabricated Control Arms and Falcon 2.1 Monotube Shocks | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

ReadyLift Suspension

ReadyLift 62-35160 3-inch SST2.1 Lift Kit with Fabricated Control Arms and Falcon 2.1 Monotube Shocks | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: RLS62-35160
$2,259.95
ReadyLift 93-3156R 4-5 inch Rear Lift SST3000 Rear Shock | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
ReadyLift 93-3156R 4-5 inch Rear Lift SST3000 Rear Shock | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

ReadyLift Suspension

ReadyLift 93-3156R 4-5 inch Rear Lift SST3000 Rear Shock | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: RLS93-3156R
$69.95
ReadyLift 69-3522 SRW-Tow & DRW with SST3000 3.5F/2R SST Lift Kit | 2011-2019 GM Silverado/Sierra 3500HD
ReadyLift 69-3522 SRW-Tow & DRW with SST3000 3.5F/2R SST Lift Kit | 2011-2019 GM Silverado/Sierra 3500HD

ReadyLift Suspension

ReadyLift 69-3522 SRW-Tow & DRW with SST3000 3.5F/2R SST Lift Kit | 2011-2019 GM Silverado/Sierra 3500HD

SKU: RLS69-3522
$1,529.95
ReadyLift 69-35140 with Falcon Monotube Shocks & UCAS 3.5F/2R SST Lift Kit | 2011-2019 GM Silverado/Sierra 2500HD
ReadyLift 69-35140 with Falcon Monotube Shocks & UCAS 3.5F/2R SST Lift Kit | 2011-2019 GM Silverado/Sierra 2500HD

ReadyLift Suspension

ReadyLift 69-35140 with Falcon Monotube Shocks & UCAS 3.5F/2R SST Lift Kit | 2011-2019 GM Silverado/Sierra 2500HD

SKU: RLS69-35140
$2,099.95
ReadyLift 69-3514 with SST3000 Shocks & UCAS 3.5F,/2R SST Lift Kit | 2011-2019 GM Silverado/Sierra 2500HD
ReadyLift 69-3514 with SST3000 Shocks & UCAS 3.5F,/2R SST Lift Kit | 2011-2019 GM Silverado/Sierra 2500HD

ReadyLift Suspension

ReadyLift 69-3514 with SST3000 Shocks & UCAS 3.5F,/2R SST Lift Kit | 2011-2019 GM Silverado/Sierra 2500HD

SKU: RLS69-3514
$1,595.95
$1,699.95
ReadyLift 69-3512 with Tow Block & SST300 Shocks 3.5F/2R SST Lift Kit | 2011-2019 GM Silverado/Sierra 2500HD
ReadyLift 69-3512 with Tow Block & SST300 Shocks 3.5F/2R SST Lift Kit | 2011-2019 GM Silverado/Sierra 2500HD

ReadyLift Suspension

ReadyLift 69-3512 with Tow Block & SST300 Shocks 3.5F/2R SST Lift Kit | 2011-2019 GM Silverado/Sierra 2500HD

SKU: RLS69-3512
$1,396.45
$1,499.95
ReadyLift 69-3513 with SST3000 Shocks & UCAS 3.5F/1R SST Lift Kit | 2011-2019 GM Silverado/Sierra 2500HD
ReadyLift 69-3513 with SST3000 Shocks & UCAS 3.5F/1R SST Lift Kit | 2011-2019 GM Silverado/Sierra 2500HD

ReadyLift Suspension

ReadyLift 69-3513 with SST3000 Shocks & UCAS 3.5F/1R SST Lift Kit | 2011-2019 GM Silverado/Sierra 2500HD

SKU: RLS69-3513
$1,789.95
ReadyLift 69-3411 3.5F/1R SST Lift Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
ReadyLift 69-3411 3.5F/1R SST Lift Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

ReadyLift Suspension

ReadyLift 69-3411 3.5F/1R SST Lift Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: RLS69-3411
$1,369.95
PPE 158041100 Extreme Duty Forged Idler Arm | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
PPE 158041100 Extreme Duty Forged Idler Arm | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
PPE 158041100 Extreme Duty Forged Idler Arm | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
PPE 158041100 Extreme Duty Forged Idler Arm | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
PPE 158041100 Extreme Duty Forged Idler Arm | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

PPE

PPE 158041100 Extreme Duty Forged Idler Arm | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: PPE158041100
$269.99
PPE 158051100 7/8 inch Extreme Duty Forged Pitman Arm | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
PPE 158051100 7/8 inch Extreme Duty Forged Pitman Arm | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
PPE 158051100 7/8 inch Extreme Duty Forged Pitman Arm | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
PPE 158051100 7/8 inch Extreme Duty Forged Pitman Arm | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

PPE

PPE 158051100 7/8 inch Extreme Duty Forged Pitman Arm | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: PPE158051100
$341.99
Hellwig 7885 Rear Sway Bar Kit for 4-6 Lift | 2011-2018 GM Silverado/Sierra 2500HD/3500HD
Hellwig 7885 Rear Sway Bar Kit for 4-6 Lift | 2011-2018 GM Silverado/Sierra 2500HD/3500HD

Hellwig

Hellwig 7885 Rear Sway Bar Kit for 4-6 Lift | 2011-2018 GM Silverado/Sierra 2500HD/3500HD

SKU: HEL7885
$660.42
Hellwig 7270 Big Wig Rear Sway Bar Kit | 2011-2018 GM Silverado/Sierra 2500HD/3500HD
Hellwig 7270 Big Wig Rear Sway Bar Kit | 2011-2018 GM Silverado/Sierra 2500HD/3500HD

Hellwig

Hellwig 7270 Big Wig Rear Sway Bar Kit | 2011-2018 GM Silverado/Sierra 2500HD/3500HD

SKU: HEL7270
$762.11
Cognito 210-90468 4 Degree Rear Pinion Angle Shim Kit | 1999-2018 GM Silverado/Sierra 2500HD/3500HD
Cognito 210-90468 4 Degree Rear Pinion Angle Shim Kit | 1999-2018 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 210-90468 4 Degree Rear Pinion Angle Shim Kit | 1999-2018 GM Silverado/Sierra 2500HD/3500HD

SKU: COG210-90468
$69.95
Cognito 210-90467 3 Degree Rear Pinion Angle Shim Kit | 1999-2018 GM Silverado/Sierra 2500HD/3500HD
Cognito 210-90467 3 Degree Rear Pinion Angle Shim Kit | 1999-2018 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 210-90467 3 Degree Rear Pinion Angle Shim Kit | 1999-2018 GM Silverado/Sierra 2500HD/3500HD

SKU: COG210-90467
$69.95
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
$89.95
Dana/Spicer 5006813 Drive Axle Shaft Joint | Universal
Dana/Spicer 5006813 Drive Axle Shaft Joint | Universal
Dana/Spicer 5006813 Drive Axle Shaft Joint | Universal

Dana

Dana/Spicer 5006813 Drive Axle Shaft Joint | Universal

SKU: DAN5006813
$110.32
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
$229.95
Cognito 110-90457 SM Series Compression Struts | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
Cognito 110-90457 SM Series Compression Struts | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-90457 SM Series Compression Struts | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: COG110-90457
$669.95
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 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
$109.95

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2017-2019 6.6L Silverado & Sierra 2500HD/3500HD

Power Lift Shop All

2017-2019 GM Duramax 6.6L L5P Suspension Upgrades can do wonders for the performance of your GM Duramax 6.6L L5P, especially when it comes to handling the untamed wild. Everything from better ground clearance, to improved handling, longer wheel travel, increased load capacity, better ride comfort, and much more. Suspension components like shocks, springs, and sway bars can be what takes your Sierra/Silverado to the next level of off-road capability. There is no telling where you will be able to go once you equip your truck with the best suspension upgrades in the industry from Alligator Performance. GM Duramax Fitments: 2017, 2018, and 2019 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.

GM Duramax>2017-2019 6.6L L5P
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