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

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

Leveling Kits

2017-2019 GM 2500HD/3500HD 6.6L L5P 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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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 | 2011-2018 GM Silverado/Sierra 2500HD/3500HD
Hellwig 7716 Front Sway Bar Kit | 2011-2018 GM Silverado/Sierra 2500HD/3500HD

Hellwig

Hellwig 7716 Front Sway Bar Kit | 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
IN STOCK
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
$96.25
Zone Offroad 98450757 FOX 2.0 Adventure Series Rear Shock for 0-2" inch Lift | 2001-2025 GM Silverado/Sierra 2500HD/3500HD 4WD
IN STOCK
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
$117.95
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
$99.95
PPE 158005011 Center Link OE-Style HD Forged 1.5" inch Dia 7/8 inch Drilled | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
IN STOCK
PPE 158005011 Center Link OE-Style HD Forged 1.5" inch Dia 7/8 inch Drilled | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
PPE 158005011 Center Link OE-Style HD Forged 1.5" inch Dia 7/8 inch Drilled | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
PPE 158005011 Center Link OE-Style HD Forged 1.5" inch Dia 7/8 inch Drilled | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
PPE 158005011 Center Link OE-Style HD Forged 1.5" inch Dia 7/8 inch Drilled | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

PPE

PPE 158005011 Center Link OE-Style HD Forged 1.5" inch Dia 7/8 inch Drilled | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: PPE158005011
$296.99
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
Kryptonite 11KRYNEW78 Tie Rod Rebuild Kit for Stock Center Link 7/8 Threads | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite 11KRYNEW78 Tie Rod Rebuild Kit for Stock Center Link 7/8 Threads | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite 11KRYNEW78 Tie Rod Rebuild Kit for Stock Center Link 7/8 Threads | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

Kryptonite

Kryptonite 11KRYNEW78 Tie Rod Rebuild Kit for Stock Center Link 7/8 Threads | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: KRP11KRYNEW78
$218.49
$229.99
SAVE $11.50
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
Merchant 10304 Stainless Steel Tie Rod Sleeves | 2011-2023 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Merchant 10304 Stainless Steel Tie Rod Sleeves | 2011-2023 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Merchant 10304 Stainless Steel Tie Rod Sleeves | 2011-2023 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Merchant Automotive

Merchant 10304 Stainless Steel Tie Rod Sleeves | 2011-2023 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
IN STOCK
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
$3,481.39
Cognito 110-90272 Economy Traction Bar Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD w/ 6.5-10" inch Rear Lift
IN STOCK
Cognito 110-90272 Economy Traction Bar Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD w/ 6.5-10" inch Rear Lift

Cognito

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

SKU: COG110-90272
$559.95
BDS 721FS 4.5 inch Lift Kit with FOX 2.0 Shocks & 2 inch Block Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD with Rear Overload
BDS 721FS 4.5 inch Lift Kit with FOX 2.0 Shocks & 2 inch Block Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD with Rear Overload

BDS Suspension

BDS 721FS 4.5 inch Lift Kit with FOX 2.0 Shocks & 2 inch Block Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD with Rear Overload

SKU: BDS721FS
$3,090.45
ReadyLift 26-3204 4 Rear Block Kit | 2011-2023 GM Silverado/Sierra 2500HD/3500HD
ReadyLift 26-3204 4 Rear Block Kit | 2011-2023 GM Silverado/Sierra 2500HD/3500HD

ReadyLift Suspension

ReadyLift 26-3204 4 Rear Block Kit | 2011-2023 GM Silverado/Sierra 2500HD/3500HD

SKU: RLS26-3204
$189.95
ReadyLift 66-3111 1" inch Rear Block Kit | 2011-2023 GM Silverado/Sierra 2500HD/3500HD
ReadyLift 66-3111 1" inch Rear Block Kit | 2011-2023 GM Silverado/Sierra 2500HD/3500HD

ReadyLift Suspension

ReadyLift 66-3111 1" inch Rear Block Kit | 2011-2023 GM Silverado/Sierra 2500HD/3500HD

SKU: RLS66-3111
$149.58
$149.95
SAVE $0.37
Cognito 510-P0933 3" inch Elite Leveling Kit with King 2.5 Reservoir Shocks | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
IN STOCK
Cognito 510-P0933 3" inch Elite Leveling Kit with King 2.5 Reservoir Shocks | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 510-P0933 3" inch Elite Leveling Kit with King 2.5 Reservoir Shocks | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: COG510-P0933
$4,234.88
Cognito 110-P0967 4" inch Performance Lift Kit with Fox PSRR 2.0 Shocks | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
IN STOCK
Cognito 110-P0967 4" inch Performance Lift Kit with Fox PSRR 2.0 Shocks | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
Cognito 110-P0967 4" inch Performance Lift Kit with Fox PSRR 2.0 Shocks | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-P0967 4" inch Performance Lift Kit with Fox PSRR 2.0 Shocks | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: COG110-P0967
$5,010.55
Cognito 110-90271 Economy Traction Bar Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD w/ 0-6" Inch Rear Lift
IN STOCK
Cognito 110-90271 Economy Traction Bar Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD w/ 0-6" Inch Rear Lift
Cognito 110-90271 Economy Traction Bar Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD w/ 0-6" Inch Rear Lift
Cognito 110-90271 Economy Traction Bar Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD w/ 0-6" Inch Rear Lift

Cognito

Cognito 110-90271 Economy Traction Bar Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD w/ 0-6" Inch Rear Lift

SKU: COG110-90271
$559.95
Rough Country 11001 Traction Bar Kit | 2011-2018 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax w/ 0-7.5" inch Lift
Rough Country 11001 Traction Bar Kit | 2011-2018 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax w/ 0-7.5" inch Lift
Rough Country 11001 Traction Bar Kit | 2011-2018 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax w/ 0-7.5" inch Lift
Rough Country 11001 Traction Bar Kit | 2011-2018 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax w/ 0-7.5" inch Lift
Rough Country 11001 Traction Bar Kit | 2011-2018 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax w/ 0-7.5" inch Lift

Rough Country

Rough Country 11001 Traction Bar Kit | 2011-2018 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax w/ 0-7.5" inch Lift

SKU: RCS11001
$449.95
Rancho RS66351R5 Suspension Leveling Kit - 2.25" Front Lift - (Pair) | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
IN STOCK
Rancho RS66351R5 Suspension Leveling Kit - 2.25" Front Lift - (Pair) | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
Rancho RS66351R5 Suspension Leveling Kit - 2.25" Front Lift - (Pair) | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
Rancho RS66351R5 Suspension Leveling Kit - 2.25" Front Lift - (Pair) | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

Rancho

Rancho RS66351R5 Suspension Leveling Kit - 2.25" Front Lift - (Pair) | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: ROSRS66351R5
$262.99
Axiom Supply AXGMUCAB11 Upper Control Arm Bushing Kit | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
Axiom Supply AXGMUCAB11 Upper Control Arm Bushing Kit | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
Axiom Supply AXGMUCAB11 Upper Control Arm Bushing Kit | 2011-2026 GM Silverado/Sierra 2500HD/3500HD

Axiom Supply

Axiom Supply AXGMUCAB11 Upper Control Arm Bushing Kit | 2011-2026 GM Silverado/Sierra 2500HD/3500HD

SKU: AXIAXGMUCAB11
$56.99
Axiom Supply AXGMSE11 Shock Extension Kit | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
Axiom Supply AXGMSE11 Shock Extension Kit | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
Axiom Supply AXGMSE11 Shock Extension Kit | 2011-2026 GM Silverado/Sierra 2500HD/3500HD

Axiom Supply

Axiom Supply AXGMSE11 Shock Extension Kit | 2011-2026 GM Silverado/Sierra 2500HD/3500HD

SKU: AXIAXGMSE11
$84.99

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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
Leveling Kits
Lift Kits
Control Arms
Steering Components
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