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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Cognito 210-90467 3 Degree Rear Pinion Angle Shim Kit | 1999-2018 GM Silverado/Sierra 2500HD/3500HD
IN STOCK
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
Bilstein ALG-11-22GM2500HDBSTLVLBIL B8 5160 Front & Rear Shock Package - for 0-2" inch Lift | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
IN STOCK
Bilstein ALG-11-22GM2500HDBSTLVLBIL B8 5160 Front & Rear Shock Package - for 0-2" inch Lift | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
Bilstein ALG-11-22GM2500HDBSTLVLBIL B8 5160 Front & Rear Shock Package - for 0-2" inch Lift | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
Bilstein ALG-11-22GM2500HDBSTLVLBIL B8 5160 Front & Rear Shock Package - for 0-2" inch Lift | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
Bilstein ALG-11-22GM2500HDBSTLVLBIL B8 5160 Front & Rear Shock Package - for 0-2" inch Lift | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
Bilstein ALG-11-22GM2500HDBSTLVLBIL B8 5160 Front & Rear Shock Package - for 0-2" inch Lift | 2011-2026 GM Silverado/Sierra 2500HD/3500HD

Bilstein

Bilstein ALG-11-22GM2500HDBSTLVLBIL B8 5160 Front & Rear Shock Package - for 0-2" inch Lift | 2011-2026 GM Silverado/Sierra 2500HD/3500HD

SKU: BILALG-11-22GM2500BSTLVLBIL
$1,068
$1,280
SAVE $212
Bilstein ALG-11-22GM2500HDGDSTKBIL B6 4600 Front & Rear Shock Package | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
Bilstein ALG-11-22GM2500HDGDSTKBIL B6 4600 Front & Rear Shock Package | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
Bilstein ALG-11-22GM2500HDGDSTKBIL B6 4600 Front & Rear Shock Package | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
Bilstein ALG-11-22GM2500HDGDSTKBIL B6 4600 Front & Rear Shock Package | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
Bilstein ALG-11-22GM2500HDGDSTKBIL B6 4600 Front & Rear Shock Package | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
Bilstein ALG-11-22GM2500HDGDSTKBIL B6 4600 Front & Rear Shock Package | 2011-2026 GM Silverado/Sierra 2500HD/3500HD

Bilstein

Bilstein ALG-11-22GM2500HDGDSTKBIL B6 4600 Front & Rear Shock Package | 2011-2026 GM Silverado/Sierra 2500HD/3500HD

SKU: BILALG-11-22GM2500GDSTKBIL
$389
$831.39
SAVE $442.39
Cognito 110-90256 Front Sway Bar End Link Kit | 2001-2018 GM Silverado/Sierra 2500HD/3500HD w/ 10-12" inch Lift
IN STOCK
Cognito 110-90256 Front Sway Bar End Link Kit | 2001-2018 GM Silverado/Sierra 2500HD/3500HD w/ 10-12" inch Lift

Cognito

Cognito 110-90256 Front Sway Bar End Link Kit | 2001-2018 GM Silverado/Sierra 2500HD/3500HD w/ 10-12" inch Lift

SKU: COG110-90256
$133.70
PPE 158031513 Stage 3 Inner Tie Rod | 2011-2020 GM Silverado/Sierra 2500HD/3500HD
PPE 158031513 Stage 3 Inner Tie Rod | 2011-2020 GM Silverado/Sierra 2500HD/3500HD
PPE 158031513 Stage 3 Inner Tie Rod | 2011-2020 GM Silverado/Sierra 2500HD/3500HD
PPE 158031513 Stage 3 Inner Tie Rod | 2011-2020 GM Silverado/Sierra 2500HD/3500HD
PPE 158031513 Stage 3 Inner Tie Rod | 2011-2020 GM Silverado/Sierra 2500HD/3500HD

PPE

PPE 158031513 Stage 3 Inner Tie Rod | 2011-2020 GM Silverado/Sierra 2500HD/3500HD

SKU: PPE158031513
$44.99
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
Cognito 199-90276 60" inch Traction Bar Kit | Universal
IN STOCK
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 110-90284 Alloy Series Tie Rod Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
IN STOCK
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
Cognito 110-90270 Torsion Bar Keys | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 2WD/4WD
IN STOCK
Cognito 110-90270 Torsion Bar Keys | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 2WD/4WD

Cognito

Cognito 110-90270 Torsion Bar Keys | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 2WD/4WD

SKU: COG110-90270
$139.95
Kryptonite KR11STAGE2 Stage 2 Leveling Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
Kryptonite KR11STAGE2 Stage 2 Leveling Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
Kryptonite KR11STAGE2 Stage 2 Leveling Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

Kryptonite

Kryptonite KR11STAGE2 Stage 2 Leveling Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: KRPKR11STAGE2
$759.99
Rancho RS999379 Rear Suspension Shock - (Single) | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Rancho RS999379 Rear Suspension Shock - (Single) | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Rancho RS999379 Rear Suspension Shock - (Single) | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Rancho RS999379 Rear Suspension Shock - (Single) | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Rancho RS999379 Rear Suspension Shock - (Single) | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Rancho

Rancho RS999379 Rear Suspension Shock - (Single) | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: ROSRS999379
$125.12
FOX 980-24-955 2.0 Performance Reservoir Rear Shock - for 0-2.5" Lift - (Single) | 2001-2019 GM Silverado/Sierra 2500HD/3500HD
IN STOCK
FOX 980-24-955 2.0 Performance Reservoir Rear Shock - for 0-2.5" Lift - (Single) | 2001-2019 GM Silverado/Sierra 2500HD/3500HD
FOX 980-24-955 2.0 Performance Reservoir Rear Shock - for 0-2.5" Lift - (Single) | 2001-2019 GM Silverado/Sierra 2500HD/3500HD
FOX 980-24-955 2.0 Performance Reservoir Rear Shock - for 0-2.5" Lift - (Single) | 2001-2019 GM Silverado/Sierra 2500HD/3500HD
FOX 980-24-955 2.0 Performance Reservoir Rear Shock - for 0-2.5" Lift - (Single) | 2001-2019 GM Silverado/Sierra 2500HD/3500HD
FOX 980-24-955 2.0 Performance Reservoir Rear Shock - for 0-2.5" Lift - (Single) | 2001-2019 GM Silverado/Sierra 2500HD/3500HD

Fox Shocks

FOX 980-24-955 2.0 Performance Reservoir Rear Shock - for 0-2.5" Lift - (Single) | 2001-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: FOX980-24-955
$356.95
FOX 980-24-963 2.0 Performance IFP Front Shock - for 0-1" Lift - (Single) | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD
IN STOCK
FOX 980-24-963 2.0 Performance IFP Front Shock - for 0-1" Lift - (Single) | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD
FOX 980-24-963 2.0 Performance IFP Front Shock - for 0-1" Lift - (Single) | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD
FOX 980-24-963 2.0 Performance IFP Front Shock - for 0-1" Lift - (Single) | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD
FOX 980-24-963 2.0 Performance IFP Front Shock - for 0-1" Lift - (Single) | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD
FOX 980-24-963 2.0 Performance IFP Front Shock - for 0-1" Lift - (Single) | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD

Fox Shocks

FOX 980-24-963 2.0 Performance IFP Front Shock - for 0-1" Lift - (Single) | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD

SKU: FOX980-24-963
$229.95
FOX 985-24-190 2.0 Performance IFP Rear Shock - for 1.5-3.5" Lift - (Single) | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
IN STOCK
FOX 985-24-190 2.0 Performance IFP Rear Shock - for 1.5-3.5" Lift - (Single) | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
FOX 985-24-190 2.0 Performance IFP Rear Shock - for 1.5-3.5" Lift - (Single) | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
FOX 985-24-190 2.0 Performance IFP Rear Shock - for 1.5-3.5" Lift - (Single) | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
FOX 985-24-190 2.0 Performance IFP Rear Shock - for 1.5-3.5" Lift - (Single) | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
FOX 985-24-190 2.0 Performance IFP Rear Shock - for 1.5-3.5" Lift - (Single) | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Fox Shocks

FOX 985-24-190 2.0 Performance IFP Rear Shock - for 1.5-3.5" Lift - (Single) | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: FOX985-24-190
$229.95
Bilstein 25-331875 B8 5165 Universal Reservoir Shock - for 8-9" Travel Eyelet to Eyelet - (Single) | Universal
IN STOCK
Bilstein 25-331875 B8 5165 Universal Reservoir Shock - for 8-9" Travel Eyelet to Eyelet - (Single) | Universal
Bilstein 25-331875 B8 5165 Universal Reservoir Shock - for 8-9" Travel Eyelet to Eyelet - (Single) | Universal
Bilstein 25-331875 B8 5165 Universal Reservoir Shock - for 8-9" Travel Eyelet to Eyelet - (Single) | Universal
Bilstein 25-331875 B8 5165 Universal Reservoir Shock - for 8-9" Travel Eyelet to Eyelet - (Single) | Universal
Bilstein 25-331875 B8 5165 Universal Reservoir Shock - for 8-9" Travel Eyelet to Eyelet - (Single) | Universal

Bilstein

Bilstein 25-331875 B8 5165 Universal Reservoir Shock - for 8-9" Travel Eyelet to Eyelet - (Single) | Universal

SKU: BIL25-331875
$259
Bilstein 33-230450 B8 5125 Universal Road Shock - for 8-9" Travel Stem to Eyelet - (Single) | Universal
IN STOCK
Bilstein 33-230450 B8 5125 Universal Road Shock - for 8-9" Travel Stem to Eyelet - (Single) | Universal
Bilstein 33-230450 B8 5125 Universal Road Shock - for 8-9" Travel Stem to Eyelet - (Single) | Universal
Bilstein 33-230450 B8 5125 Universal Road Shock - for 8-9" Travel Stem to Eyelet - (Single) | Universal
Bilstein 33-230450 B8 5125 Universal Road Shock - for 8-9" Travel Stem to Eyelet - (Single) | Universal

Bilstein

Bilstein 33-230450 B8 5125 Universal Road Shock - for 8-9" Travel Stem to Eyelet - (Single) | Universal

SKU: BIL33-230450
$120
Bilstein 33-230351 B8 5125 Universal Road Shock - for 10-11" Travel Stem to Eyelet - (Single) | Universal
Bilstein 33-230351 B8 5125 Universal Road Shock - for 10-11" Travel Stem to Eyelet - (Single) | Universal
Bilstein 33-230351 B8 5125 Universal Road Shock - for 10-11" Travel Stem to Eyelet - (Single) | Universal
Bilstein 33-230351 B8 5125 Universal Road Shock - for 10-11" Travel Stem to Eyelet - (Single) | Universal
Bilstein 33-230351 B8 5125 Universal Road Shock - for 10-11" Travel Stem to Eyelet - (Single) | Universal

Bilstein

Bilstein 33-230351 B8 5125 Universal Road Shock - for 10-11" Travel Stem to Eyelet - (Single) | Universal

SKU: BIL33-230351
$120
Axiom Supply AXCV11 Reaper Series CV Axle Assembly | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Axiom Supply AXCV11 Reaper Series CV Axle Assembly | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Axiom Supply AXCV11 Reaper Series CV Axle Assembly | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Axiom Supply AXCV11 Reaper Series CV Axle Assembly | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Axiom Supply AXCV11 Reaper Series CV Axle Assembly | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Axiom Supply AXCV11 Reaper Series CV Axle Assembly | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Axiom Supply

Axiom Supply AXCV11 Reaper Series CV Axle Assembly | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: AXIAXCV11
$369.99
Cognito 210-91333 Fox Steering Stabilizer Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
IN STOCK
Cognito 210-91333 Fox Steering Stabilizer Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Cognito

Cognito 210-91333 Fox Steering Stabilizer Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: COG210-91333
$367.15
King 25001-303 2.5" Rear Shocks - (Pair) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD
IN STOCK
King 25001-303 2.5" Rear Shocks - (Pair) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD
King 25001-303 2.5" Rear Shocks - (Pair) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD
King 25001-303 2.5" Rear Shocks - (Pair) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD
King 25001-303 2.5" Rear Shocks - (Pair) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD
King 25001-303 2.5" Rear Shocks - (Pair) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD

King Off-Road

King 25001-303 2.5" Rear Shocks - (Pair) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD

SKU: KNG25001-303
$1,072.55
King 25001-303A 2.5" Rear Shocks - (Pair) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD
IN STOCK
King 25001-303A 2.5" Rear Shocks - (Pair) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD
King 25001-303A 2.5" Rear Shocks - (Pair) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD
King 25001-303A 2.5" Rear Shocks - (Pair) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD
King 25001-303A 2.5" Rear Shocks - (Pair) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD

King Off-Road

King 25001-303A 2.5" Rear Shocks - (Pair) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD

SKU: KNG25001-303A
$1,439.25
King 25001-302A-EXT2 Extended Travel 2.5" Front Shocks - for 2-3" Lift - (Pair) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD
King 25001-302A-EXT2 Extended Travel 2.5" Front Shocks - for 2-3" Lift - (Pair) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD
King 25001-302A-EXT2 Extended Travel 2.5" Front Shocks - for 2-3" Lift - (Pair) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD
King 25001-302A-EXT2 Extended Travel 2.5" Front Shocks - for 2-3" Lift - (Pair) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD
King 25001-302A-EXT2 Extended Travel 2.5" Front Shocks - for 2-3" Lift - (Pair) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD

King Off-Road

King 25001-302A-EXT2 Extended Travel 2.5" Front Shocks - for 2-3" Lift - (Pair) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD

SKU: KNG25001-302A-EXT2
$1,309.10
FOX 987-24-035 2.5 Performance IFP HTO Rear Shock - for 4-6" Lift - (Single) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD
IN STOCK
FOX 987-24-035 2.5 Performance IFP HTO Rear Shock - for 4-6" Lift - (Single) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD
FOX 987-24-035 2.5 Performance IFP HTO Rear Shock - for 4-6" Lift - (Single) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD
FOX 987-24-035 2.5 Performance IFP HTO Rear Shock - for 4-6" Lift - (Single) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD
FOX 987-24-035 2.5 Performance IFP HTO Rear Shock - for 4-6" Lift - (Single) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD
FOX 987-24-035 2.5 Performance IFP HTO Rear Shock - for 4-6" Lift - (Single) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD

Fox Shocks

FOX 987-24-035 2.5 Performance IFP HTO Rear Shock - for 4-6" Lift - (Single) | 2011-2026 GM Sierra/Silverado 2500HD/3500HD

SKU: FOX987-24-035
$346.95
USA Standard ZSG8418 Power Steering Box | 2002-2022 GM Silverado/Sierra 2500HD/3500HD
IN STOCK
USA Standard ZSG8418 Power Steering Box | 2002-2022 GM Silverado/Sierra 2500HD/3500HD
USA Standard ZSG8418 Power Steering Box | 2002-2022 GM Silverado/Sierra 2500HD/3500HD

PPE

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

SKU: USAZSG8418
$466.37

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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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