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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Kryptonite KRGUSSET11 Idler Support Frame Gusset | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite KRGUSSET11 Idler Support Frame Gusset | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite KRGUSSET11 Idler Support Frame Gusset | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

Kryptonite

Kryptonite KRGUSSET11 Idler Support Frame Gusset | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: KRPKRGUSSET11
$85.49
Cognito HP9159 Uniball Pin & Hardware Kit For Uniball UCAs | 2001-2019 GM Silverado/Sierra 2500HD/3500HD
Cognito HP9159 Uniball Pin & Hardware Kit For Uniball UCAs | 2001-2019 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito HP9159 Uniball Pin & Hardware Kit For Uniball UCAs | 2001-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: COGHP9159
$131.25
ReadyLift 44-3100 Xtreme-Duty Fabricated Upper Control Arm Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
ReadyLift 44-3100 Xtreme-Duty Fabricated Upper Control Arm Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
ReadyLift 44-3100 Xtreme-Duty Fabricated Upper Control Arm Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
ReadyLift 44-3100 Xtreme-Duty Fabricated Upper Control Arm Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
ReadyLift 44-3100 Xtreme-Duty Fabricated Upper Control Arm Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

ReadyLift Suspension

ReadyLift 44-3100 Xtreme-Duty Fabricated Upper Control Arm Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: RLS44-3100
$529.95
Kryptonite KR11STAGE1 2 inch Stage 1 Leveling Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
Kryptonite KR11STAGE1 2 inch Stage 1 Leveling Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

Kryptonite

Kryptonite KR11STAGE1 2 inch Stage 1 Leveling Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: KRPKR11STAGE1
$161.49
Cognito 110-90270 Torsion Bar Keys | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
Cognito 110-90270 Torsion Bar Keys | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-90270 Torsion Bar Keys | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: COG110-90270
$139.95
Kryptonite KRSE11 Shock Extension Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite KRSE11 Shock Extension Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite KRSE11 Shock Extension Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

Kryptonite

Kryptonite KRSE11 Shock Extension Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: KRPKRSE11
$85.49
Rancho RS999379 Rear Shock Absorber | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Rancho RS999379 Rear Shock Absorber | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Rancho RS999379 Rear Shock Absorber | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Rancho RS999379 Rear Shock Absorber | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Rancho RS999379 Rear Shock Absorber | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Rancho

Rancho RS999379 Rear Shock Absorber | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: ROSRS999379
$106.35
$125.12
FOX 987-24-031 Fox 2.5 Performance Series IFP HTO Front Shock w/ 1.5-3.5" Lift | 2011-2019 GM Sierra/Silverado 2500HD/3500HD
FOX 987-24-031 Fox 2.5 Performance Series IFP HTO Front Shock w/ 1.5-3.5" Lift | 2011-2019 GM Sierra/Silverado 2500HD/3500HD
FOX 987-24-031 Fox 2.5 Performance Series IFP HTO Front Shock w/ 1.5-3.5" Lift | 2011-2019 GM Sierra/Silverado 2500HD/3500HD
FOX 987-24-031 Fox 2.5 Performance Series IFP HTO Front Shock w/ 1.5-3.5" Lift | 2011-2019 GM Sierra/Silverado 2500HD/3500HD

Fox Shocks

FOX 987-24-031 Fox 2.5 Performance Series IFP HTO Front Shock w/ 1.5-3.5" Lift | 2011-2019 GM Sierra/Silverado 2500HD/3500HD

SKU: FOX987-24-031
$312.95
$346.95
Sulastic SA-06Hd Rear Shackle Kit | 1998-2016 Ford/GM Applications
Sulastic SA-06Hd Rear Shackle Kit | 1998-2016 Ford/GM Applications
Sulastic SA-06Hd Rear Shackle Kit | 1998-2016 Ford/GM Applications
Sulastic SA-06Hd Rear Shackle Kit | 1998-2016 Ford/GM Applications
Sulastic SA-06Hd Rear Shackle Kit | 1998-2016 Ford/GM Applications

Sulastic

Sulastic SA-06Hd Rear Shackle Kit | 1998-2016 Ford/GM Applications

SKU: SHKSA-06HD
$530
PPE 158004011 OE Style HD Forged 1.5 inch Diameter Stock Taper Center Link | 2011-2024 GM Silverado/Sierra 2500HD/3500HD
PPE 158004011 OE Style HD Forged 1.5 inch Diameter Stock Taper Center Link | 2011-2024 GM Silverado/Sierra 2500HD/3500HD

PPE

PPE 158004011 OE Style HD Forged 1.5 inch Diameter Stock Taper Center Link | 2011-2024 GM Silverado/Sierra 2500HD/3500HD

SKU: PPE158004011
$296.99
Hellwig 7716 Front Sway Bar Kit 7716 | 2011 -2018 GM Silverado/Sierra 2500HD/3500HD
Hellwig 7716 Front Sway Bar Kit 7716 | 2011 -2018 GM Silverado/Sierra 2500HD/3500HD

Hellwig

Hellwig 7716 Front Sway Bar Kit 7716 | 2011 -2018 GM Silverado/Sierra 2500HD/3500HD

SKU: HEL7716
$442.73
Cognito 199-90188 Carrier Bearing Spacer 2-3" inch | 2001-2025 GM Silverado/Sierra 2500HD/3500HD Duramax & 2011-2016 Ford F250/F350
Cognito 199-90188 Carrier Bearing Spacer 2-3" inch | 2001-2025 GM Silverado/Sierra 2500HD/3500HD Duramax & 2011-2016 Ford F250/F350
Cognito 199-90188 Carrier Bearing Spacer 2-3" inch | 2001-2025 GM Silverado/Sierra 2500HD/3500HD Duramax & 2011-2016 Ford F250/F350

Cognito

Cognito 199-90188 Carrier Bearing Spacer 2-3" inch | 2001-2025 GM Silverado/Sierra 2500HD/3500HD Duramax & 2011-2016 Ford F250/F350

SKU: COG199-90188
$89.95
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 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
$453.89
Rough Country 9593 1.25 inch Leveling Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD GM Silverado/Sierra
Rough Country 9593 1.25 inch Leveling Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD GM Silverado/Sierra
Rough Country 9593 1.25 inch Leveling Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD GM Silverado/Sierra

Rough Country

Rough Country 9593 1.25 inch Leveling Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD GM Silverado/Sierra

SKU: RCS9593
$84.95
$99.95
Kryptonite 11KL34 Replacement Outer Tie Rod End - 3/4 Shank | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Kryptonite 11KL34 Replacement Outer Tie Rod End - 3/4 Shank | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Kryptonite 11KL34 Replacement Outer Tie Rod End - 3/4 Shank | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Kryptonite 11KL34 Replacement Outer Tie Rod End - 3/4 Shank | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Kryptonite 11KL34 Replacement Outer Tie Rod End - 3/4 Shank | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Kryptonite 11KL34 Replacement Outer Tie Rod End - 3/4 Shank | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Kryptonite

Kryptonite 11KL34 Replacement Outer Tie Rod End - 3/4 Shank | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: KRP11KL34
$56.99
Cognito 510-91152 Comfort Ride Leaf Springs | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Cognito 510-91152 Comfort Ride Leaf Springs | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 510-91152 Comfort Ride Leaf Springs | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: COG510-91152
$1,102.95
Cognito 199-90276 60 inch Traction Bar Kit | Universal
Cognito 199-90276 60 inch Traction Bar Kit | Universal

Cognito

Cognito 199-90276 60 inch Traction Bar Kit | Universal

SKU: COG199-90276
$489.95
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
$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 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
$399.95
Merchant 10304 Stainless Steel Tie Rod Sleeves | 2011-2017 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Merchant 10304 Stainless Steel Tie Rod Sleeves | 2011-2017 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Merchant 10304 Stainless Steel Tie Rod Sleeves | 2011-2017 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Merchant Automotive

Merchant 10304 Stainless Steel Tie Rod Sleeves | 2011-2017 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: MAT10304
$94.72
Kryptonite KR300 Wheel Bearing | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax Dually 2WD
Kryptonite KR300 Wheel Bearing | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax Dually 2WD
Kryptonite KR300 Wheel Bearing | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax Dually 2WD
Kryptonite KR300 Wheel Bearing | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax Dually 2WD
Kryptonite KR300 Wheel Bearing | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax Dually 2WD

Kryptonite

Kryptonite KR300 Wheel Bearing | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax Dually 2WD

SKU: KRPKR300
$284.99
Cognito 110-P0778 4 inch Standard Lift Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
Cognito 110-P0778 4 inch Standard Lift Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-P0778 4 inch Standard Lift Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: COG110-P0778
$3,446.92
Cognito 110-90272 Economy Traction Bar Kit 6.5-10 inch Rear Lift | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
Cognito 110-90272 Economy Traction Bar Kit 6.5-10 inch Rear Lift | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-90272 Economy Traction Bar Kit 6.5-10 inch Rear Lift | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: COG110-90272
$559.95
McGaughys 52356 7-9 inch Lift Kit - Black | 2011-2019 GM Silverado/Sierra 2500HD 4WD
McGaughys 52356 7-9 inch Lift Kit - Black | 2011-2019 GM Silverado/Sierra 2500HD 4WD

McGaughys

McGaughys 52356 7-9 inch Lift Kit - Black | 2011-2019 GM Silverado/Sierra 2500HD 4WD

SKU: MCG52356
$3,403.63

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

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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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