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 110-90772 Forged Pitman Idler Arm Support Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
IN STOCK
Cognito 110-90772 Forged Pitman Idler Arm Support Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Cognito 110-90772 Forged Pitman Idler Arm Support Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-90772 Forged Pitman Idler Arm Support Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: COG110-90772
$259.95
Bilstein 24-196437 B6 4600 Front Shock - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
IN STOCK
Bilstein 24-196437 B6 4600 Front Shock - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Bilstein 24-196437 B6 4600 Front Shock - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Bilstein 24-196437 B6 4600 Front Shock - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Bilstein 24-196437 B6 4600 Front Shock - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Bilstein

Bilstein 24-196437 B6 4600 Front Shock - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: BIL24-196437
$109
$162
SAVE $53
Cognito 110-90258 1/2" inch Front Shock Extender Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
IN STOCK
Cognito 110-90258 1/2" inch Front Shock Extender Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-90258 1/2" inch Front Shock Extender Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: COG110-90258
$49.32
Bilstein 24-218023 B8 5100 Front Shock - for 4-6" Lift - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
IN STOCK
Bilstein 24-218023 B8 5100 Front Shock - for 4-6" Lift - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
Bilstein 24-218023 B8 5100 Front Shock - for 4-6" Lift - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
Bilstein 24-218023 B8 5100 Front Shock - for 4-6" Lift - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
Bilstein 24-218023 B8 5100 Front Shock - for 4-6" Lift - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD

Bilstein

Bilstein 24-218023 B8 5100 Front Shock - for 4-6" Lift - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD

SKU: BIL24-218023
$123
Kryptonite 1119BJPACK-2 Upper & Lower Ball Joint Package for Aftermarket Control Arms | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite 1119BJPACK-2 Upper & Lower Ball Joint Package for Aftermarket Control Arms | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite 1119BJPACK-2 Upper & Lower Ball Joint Package for Aftermarket Control Arms | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite 1119BJPACK-2 Upper & Lower Ball Joint Package for Aftermarket Control Arms | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite 1119BJPACK-2 Upper & Lower Ball Joint Package for Aftermarket Control Arms | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite 1119BJPACK-2 Upper & Lower Ball Joint Package for Aftermarket Control Arms | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

Kryptonite

Kryptonite 1119BJPACK-2 Upper & Lower Ball Joint Package for Aftermarket Control Arms | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: KRP1119BJPACK-2
$189.99
Calvert Racing 3510 Caltracs Traction Bar Kit | 2011-2018 GM Silverado/Sierra 2500HD/3500HD
Calvert Racing 3510 Caltracs Traction Bar Kit | 2011-2018 GM Silverado/Sierra 2500HD/3500HD
Calvert Racing 3510 Caltracs Traction Bar Kit | 2011-2018 GM Silverado/Sierra 2500HD/3500HD
Calvert Racing 3510 Caltracs Traction Bar Kit | 2011-2018 GM Silverado/Sierra 2500HD/3500HD
Calvert Racing 3510 Caltracs Traction Bar Kit | 2011-2018 GM Silverado/Sierra 2500HD/3500HD

Calvert Racing

Calvert Racing 3510 Caltracs Traction Bar Kit | 2011-2018 GM Silverado/Sierra 2500HD/3500HD

SKU: CVR3510
$465
FOX 985-24-189 2.0 Performance IFP Front Shock - for 1.5-3.5" Lift - (Single) | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
IN STOCK
FOX 985-24-189 2.0 Performance IFP Front Shock - for 1.5-3.5" Lift - (Single) | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
FOX 985-24-189 2.0 Performance IFP Front Shock - for 1.5-3.5" Lift - (Single) | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
FOX 985-24-189 2.0 Performance IFP Front Shock - for 1.5-3.5" Lift - (Single) | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
FOX 985-24-189 2.0 Performance IFP Front Shock - for 1.5-3.5" Lift - (Single) | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
FOX 985-24-189 2.0 Performance IFP Front Shock - for 1.5-3.5" Lift - (Single) | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Fox Shocks

FOX 985-24-189 2.0 Performance IFP Front Shock - for 1.5-3.5" Lift - (Single) | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: FOX985-24-189
$229.95
Cognito 110-90259 1" inch Front Shock Extender Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
IN STOCK
Cognito 110-90259 1" inch Front Shock Extender Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-90259 1" inch Front Shock Extender Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: COG110-90259
$99.95
BDS 55383 Steering Stabilizer Bracket Kit - (Single) | 2016-2026 GM Silverado/Sierra 2500HD/3500HD
IN STOCK
BDS 55383 Steering Stabilizer Bracket Kit - (Single) | 2016-2026 GM Silverado/Sierra 2500HD/3500HD
BDS 55383 Steering Stabilizer Bracket Kit - (Single) | 2016-2026 GM Silverado/Sierra 2500HD/3500HD

BDS Suspension

BDS 55383 Steering Stabilizer Bracket Kit - (Single) | 2016-2026 GM Silverado/Sierra 2500HD/3500HD

SKU: BDS55383
$33.95
BD Diesel 1032126 Upgraded End Links | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
IN STOCK
BD Diesel 1032126 Upgraded End Links | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
BD Diesel 1032126 Upgraded End Links | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
BD Diesel 1032126 Upgraded End Links | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

BD Diesel

BD Diesel 1032126 Upgraded End Links | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: BDD1032126
$81.95
Bilstein 24-218030 B8 5100 Rear Shock - for 3-4" Lift - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
IN STOCK
Bilstein 24-218030 B8 5100 Rear Shock - for 3-4" Lift - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
Bilstein 24-218030 B8 5100 Rear Shock - for 3-4" Lift - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
Bilstein 24-218030 B8 5100 Rear Shock - for 3-4" Lift - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
Bilstein 24-218030 B8 5100 Rear Shock - for 3-4" Lift - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD

Bilstein

Bilstein 24-218030 B8 5100 Rear Shock - for 3-4" Lift - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD

SKU: BIL24-218030
$123
Cognito 110-90255 7-9 inch Front Sway Bar End Link Kit | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
IN STOCK
Cognito 110-90255 7-9 inch Front Sway Bar End Link Kit | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Cognito 110-90255 7-9 inch Front Sway Bar End Link Kit | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Cognito

Cognito 110-90255 7-9 inch Front Sway Bar End Link Kit | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: COG110-90255
$117.95
Kryptonite KRISP11 Death Grip Idler Side Package | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite KRISP11 Death Grip Idler Side Package | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite KRISP11 Death Grip Idler Side Package | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite KRISP11 Death Grip Idler Side Package | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite KRISP11 Death Grip Idler Side Package | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite KRISP11 Death Grip Idler Side Package | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

Kryptonite

Kryptonite KRISP11 Death Grip Idler Side Package | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: KRPKRISP11
$522.49
Kryptonite 568-349 Spindle O-Ring | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
IN STOCK
Kryptonite 568-349 Spindle O-Ring | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
Kryptonite 568-349 Spindle O-Ring | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

Kryptonite

Kryptonite 568-349 Spindle O-Ring | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: KRP568-349
$5.69
Kryptonite KRSS15FOX Bolt-On FOX Steering Stabilizer Bracket Kit | 2015-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite KRSS15FOX Bolt-On FOX Steering Stabilizer Bracket Kit | 2015-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite KRSS15FOX Bolt-On FOX Steering Stabilizer Bracket Kit | 2015-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite KRSS15FOX Bolt-On FOX Steering Stabilizer Bracket Kit | 2015-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite KRSS15FOX Bolt-On FOX Steering Stabilizer Bracket Kit | 2015-2025 GM Silverado/Sierra 2500HD/3500HD

Kryptonite

Kryptonite KRSS15FOX Bolt-On FOX Steering Stabilizer Bracket Kit | 2015-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: KRPKRSS15FOX
$322.99
PPE 158101120 Extreme Duty Forged Steering Solutions Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
IN STOCK
PPE 158101120 Extreme Duty Forged Steering Solutions Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
PPE 158101120 Extreme Duty Forged Steering Solutions Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
PPE 158101120 Extreme Duty Forged Steering Solutions Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
PPE 158101120 Extreme Duty Forged Steering Solutions Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
PPE 158101120 Extreme Duty Forged Steering Solutions Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

PPE

PPE 158101120 Extreme Duty Forged Steering Solutions Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: PPE158101120
$1,079.99
PPE 158031522 Inner & Outer Boot Replacement Kit for Stageb3 Tie Rods | 2001-2025 GM/GMC Sierra 2500HD
IN STOCK
PPE 158031522 Inner & Outer Boot Replacement Kit for Stageb3 Tie Rods | 2001-2025 GM/GMC Sierra 2500HD
PPE 158031522 Inner & Outer Boot Replacement Kit for Stageb3 Tie Rods | 2001-2025 GM/GMC Sierra 2500HD

PPE

PPE 158031522 Inner & Outer Boot Replacement Kit for Stageb3 Tie Rods | 2001-2025 GM/GMC Sierra 2500HD

SKU: PPE158031522
$22.49
Kryptonite KRSLV11 Tie Rod Sleeves | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite KRSLV11 Tie Rod Sleeves | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite KRSLV11 Tie Rod Sleeves | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

Kryptonite

Kryptonite KRSLV11 Tie Rod Sleeves | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: KRPKRSLV11
$33.24
Cognito 110-90768 3" inch Leveling Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
IN STOCK
Cognito 110-90768 3" inch Leveling Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-90768 3" inch Leveling Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: COG110-90768
$899.95
Bilstein 24-196444 B6 4600 Rear Shock - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
IN STOCK
Bilstein 24-196444 B6 4600 Rear Shock - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
Bilstein 24-196444 B6 4600 Rear Shock - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
Bilstein 24-196444 B6 4600 Rear Shock - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD
Bilstein 24-196444 B6 4600 Rear Shock - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD

Bilstein

Bilstein 24-196444 B6 4600 Rear Shock - (Single) | 2011-2026 GM Silverado/Sierra 2500HD/3500HD

SKU: BIL24-196444
$92
$137
SAVE $45
Kryptonite KR11STAGE3FOX Stage 3 Leveling Kit with Fox Shocks | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Kryptonite KR11STAGE3FOX Stage 3 Leveling Kit with Fox Shocks | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Kryptonite KR11STAGE3FOX Stage 3 Leveling Kit with Fox Shocks | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Kryptonite KR11STAGE3FOX Stage 3 Leveling Kit with Fox Shocks | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Kryptonite

Kryptonite KR11STAGE3FOX Stage 3 Leveling Kit with Fox Shocks | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: KRPKR11STAGE3FOX
$1,481.99
FOX 982-24-941 2.0 Performance IFP Steering Stabilizer - (Single) | Universal
IN STOCK
FOX 982-24-941 2.0 Performance IFP Steering Stabilizer - (Single) | Universal
FOX 982-24-941 2.0 Performance IFP Steering Stabilizer - (Single) | Universal
FOX 982-24-941 2.0 Performance IFP Steering Stabilizer - (Single) | Universal
FOX 982-24-941 2.0 Performance IFP Steering Stabilizer - (Single) | Universal
FOX 982-24-941 2.0 Performance IFP Steering Stabilizer - (Single) | Universal

Fox Shocks

FOX 982-24-941 2.0 Performance IFP Steering Stabilizer - (Single) | Universal

SKU: FOX982-24-941
$229.95
Bilstein 33-230405 B8 5125 Universal Road Shock - for 5-6" Travel Stem to Eyelet - (Single) | Universal
Bilstein 33-230405 B8 5125 Universal Road Shock - for 5-6" Travel Stem to Eyelet - (Single) | Universal
Bilstein 33-230405 B8 5125 Universal Road Shock - for 5-6" Travel Stem to Eyelet - (Single) | Universal
Bilstein 33-230405 B8 5125 Universal Road Shock - for 5-6" Travel Stem to Eyelet - (Single) | Universal
Bilstein 33-230405 B8 5125 Universal Road Shock - for 5-6" Travel Stem to Eyelet - (Single) | Universal

Bilstein

Bilstein 33-230405 B8 5125 Universal Road Shock - for 5-6" Travel Stem to Eyelet - (Single) | Universal

SKU: BIL33-230405
$120
Bilstein 25-311846 B8 5160 Remote Reservoir Rear Shock - for 3-4" Lift - (Single) | 2001-2026 GM 2500HD/3500HD 6.6L Duramax
IN STOCK
Bilstein 25-311846 B8 5160 Remote Reservoir Rear Shock - for 3-4" Lift - (Single) | 2001-2026 GM 2500HD/3500HD 6.6L Duramax
Bilstein 25-311846 B8 5160 Remote Reservoir Rear Shock - for 3-4" Lift - (Single) | 2001-2026 GM 2500HD/3500HD 6.6L Duramax
Bilstein 25-311846 B8 5160 Remote Reservoir Rear Shock - for 3-4" Lift - (Single) | 2001-2026 GM 2500HD/3500HD 6.6L Duramax
Bilstein 25-311846 B8 5160 Remote Reservoir Rear Shock - for 3-4" Lift - (Single) | 2001-2026 GM 2500HD/3500HD 6.6L Duramax
Bilstein 25-311846 B8 5160 Remote Reservoir Rear Shock - for 3-4" Lift - (Single) | 2001-2026 GM 2500HD/3500HD 6.6L Duramax

Bilstein

Bilstein 25-311846 B8 5160 Remote Reservoir Rear Shock - for 3-4" Lift - (Single) | 2001-2026 GM 2500HD/3500HD 6.6L Duramax

SKU: BIL25-311846
$299

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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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