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

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2017-2019 Silverado/ Sierra 2500HD/3500HD 6.6L L5P Duramax Parts and Accessories

Leveling Kits

Lift Kits

Shocks & Shock Packages

Control Arms & Ball Joints

Steering Components

Sway Bars

Traction Bars

Torsion Keys

Availability

In Stock 98
Out of Stock 139

Manufacturer

ADS Racing Shocks 3
Axiom Supply 5
BD Diesel 2
BDS Suspension 13
Bilstein 18
Calvert Racing 1
Carli Suspension 1
Cognito 62
Dana 1
FabTech 6
Fleece Performance Products 1
Fox Shocks 9
Hellwig 3
Icon Vehicle Dynamics 7
King Off-Road 8
Kryptonite 36
Merchant Automotive 1
PacBrake 1
Performance Steering Components 1
PPE 10
Rancho 3
ReadyLift Suspension 22
Rough Country 6
Sulastic 2
Timbren 1
USA Standard Gear 1
Wehrli Custom Fab 4
Zone Offroad 14

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Make

Ford/Chevrolet/GM/GMC/RAM/Dodge RAM/Universal 6
Ford/GM/GMC/Chevrolet 2
GM/Chevrolet 5
GM/Chevrolet/GMC 214
GM/Chevrolet/GMC/Ford 1
GM/Chevrolet/GMC/RAM 1
GM/GMC 1
GM/GMC/Chevrolet 8
GMC/GM/Chevrolet 4

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Model

Sierra 1
Sierra/Silverado 10
Silverado 5
Silverado/Sierra 218
Super Duty 1
Super Duty/Sierra/Silverado 3

Year

1998-2016 1
1999-2018 3
1999-2026 1
2001-2018 1
2001-2019 9
2001-2023 1
2001-2025 13
2002-2022 1
2011-2018 8
2011-2019 111
2011-2020 1
2011-2021 2
2011-2022 2
2011-2023 4
2011-2024 5
2011-2025 60
2011-2026 3
2014-2024 1
2015-2022 1
2015-2025 2
2016-2026 1
2017-2019 2
2018-2025 1
2019-2025 2
Universal 6

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Price

$10,918

Rating

0-1 204
2-3 1
4+ 6

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Availability

In Stock 98
Out of Stock 139

Manufacturer

ADS Racing Shocks 3
Axiom Supply 5
BD Diesel 2
BDS Suspension 13
Bilstein 18
Calvert Racing 1
Carli Suspension 1
Cognito 62
Dana 1
FabTech 6
Fleece Performance Products 1
Fox Shocks 9
Hellwig 3
Icon Vehicle Dynamics 7
King Off-Road 8
Kryptonite 36
Merchant Automotive 1
PacBrake 1
Performance Steering Components 1
PPE 10
Rancho 3
ReadyLift Suspension 22
Rough Country 6
Sulastic 2
Timbren 1
USA Standard Gear 1
Wehrli Custom Fab 4
Zone Offroad 14

Show all Show less

Make

Ford/Chevrolet/GM/GMC/RAM/Dodge RAM/Universal 6
Ford/GM/GMC/Chevrolet 2
GM/Chevrolet 5
GM/Chevrolet/GMC 214
GM/Chevrolet/GMC/Ford 1
GM/Chevrolet/GMC/RAM 1
GM/GMC 1
GM/GMC/Chevrolet 8
GMC/GM/Chevrolet 4

Show all Show less

Model

Sierra 1
Sierra/Silverado 10
Silverado 5
Silverado/Sierra 218
Super Duty 1
Super Duty/Sierra/Silverado 3

Year

1998-2016 1
1999-2018 3
1999-2026 1
2001-2018 1
2001-2019 9
2001-2023 1
2001-2025 13
2002-2022 1
2011-2018 8
2011-2019 111
2011-2020 1
2011-2021 2
2011-2022 2
2011-2023 4
2011-2024 5
2011-2025 60
2011-2026 3
2014-2024 1
2015-2022 1
2015-2025 2
2016-2026 1
2017-2019 2
2018-2025 1
2019-2025 2
Universal 6

Show all Show less

Price

$10,918

Rating

0-1 204
2-3 1
4+ 6

Zone Offroad 98450759 FOX Rear Adventure Shock | 2001-2025 GM Silverado/Sierra 2500HD/3500HD

Zone Offroad

Zone Offroad 98450759 FOX Rear Adventure Shock | 2001-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: ZONFOX98450759

Price: $109.95

PPE 158040111 Forged Idler Pivot Assembly | 2011-2022 GM Silverado/Sierra 2500HD/3500HD

PPE

PPE 158040111 Forged Idler Pivot Assembly | 2011-2022 GM Silverado/Sierra 2500HD/3500HD

SKU: PPE158040111

Sale price: $179.99
Regular price: $224.99

Kryptonite KRCLP11 SS Series Centerlink & Tie Rod Package | 2011-2025 GM Silverado/Sierra 2500HD/3500HD Duramax

Kryptonite

Kryptonite KRCLP11 SS Series Centerlink & Tie Rod Package | 2011-2025 GM Silverado/Sierra 2500HD/3500HD Duramax

SKU: KRPKRCLP11

Price: $759.99

Kryptonite KR280 Death Grip Idler Arm Support Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

Kryptonite

Kryptonite KR280 Death Grip Idler Arm Support Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: KRPKR280

Price: $227.99

Kryptonite KRTR11-FT Fabtech Lifted Death Grip Tie Rods | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Kryptonite

Kryptonite KRTR11-FT Fabtech Lifted Death Grip Tie Rods | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: KRPKRTR11-FT

Price: $360.99

Kryptonite KR302 Wheel Bearing | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax Dually 4WD

Kryptonite

Kryptonite KR302 Wheel Bearing | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax Dually 4WD

SKU: KRPKR302

Price: $284.99

Cognito 110-91071 Ball Joint SM Series Upper Control Arm Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-91071 Ball Joint SM Series Upper Control Arm Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: COG110-91071

Price: $699.98

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

Price: $85.49

FOX 980-24-956 2.0 Reservoir Rear Shocks | 2001-2019 GM Silverado/Sierra 2500HD/3500HD w/ 4-6" inch Lift

Fox Shocks

FOX 980-24-956 2.0 Reservoir Rear Shocks | 2001-2019 GM Silverado/Sierra 2500HD/3500HD w/ 4-6" inch Lift

SKU: FOX980-24-956

Price: $356.95

PacBrake HP10373-X Alpha XD 7500 Air Spring Suspension Kit | 2018-2025 GM Chevrolet Silverado 4500HD/5500HD/6500HD

PacBrake

PacBrake HP10373-X Alpha XD 7500 Air Spring Suspension Kit | 2018-2025 GM Chevrolet Silverado 4500HD/5500HD/6500HD

SKU: PACHP10373-X

Sale price: $693.08
Regular price: $770.10

Cognito 210-90775 Supersteer Idler Arm Support | 2011-2024 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 210-90775 Supersteer Idler Arm Support | 2011-2024 GM Silverado/Sierra 2500HD/3500HD

SKU: COG210-90775

Price: $249.95

Kryptonite KR1025 Wheel Bearing Spindle Bolt | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

Kryptonite

Kryptonite KR1025 Wheel Bearing Spindle Bolt | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: KRPKR1025

Price: $9.49

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

Price: $161.49

Cognito HP9114-1 Ball Joint Hardware Kit | 2001-2019 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito HP9114-1 Ball Joint Hardware Kit | 2001-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: COGHP9114-1

Price: $17.50

Cognito 110-P0928 3" inch Performance Leveling Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-P0928 3" inch Performance Leveling Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: COG110-P0928

Price: $1,759.73

Sulastic SA-06 Shackle Kit | 2011-2018 GM Silverado/Sierra 2500HD/3500HD

Sulastic

Sulastic SA-06 Shackle Kit | 2011-2018 GM Silverado/Sierra 2500HD/3500HD

SKU: SHKSA-06

Price: $530

Cognito 510-90935 Steering Stabilizer Relocation Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 510-90935 Steering Stabilizer Relocation Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: COG510-90935

Price: $20.95

Cognito 199-91320 Alpha Ball Joint for Cognito Upper Control Arms | 1999-2018 GM Silverado/Sierra 1500

Cognito

Cognito 199-91320 Alpha Ball Joint for Cognito Upper Control Arms | 1999-2018 GM Silverado/Sierra 1500

SKU: COG199-91320

Price: $94.95

BDS 85430 Front NX2 Nitro Shock | 2015-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

BDS Suspension

BDS 85430 Front NX2 Nitro Shock | 2015-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: BDS85430

Price: $63.95

ReadyLift 66-3122 OEM Style 2" inch Rear Block Kit | 2011-2024 GM Silverado/Sierra 2500HD/3500HD

ReadyLift Suspension

ReadyLift 66-3122 OEM Style 2" inch Rear Block Kit | 2011-2024 GM Silverado/Sierra 2500HD/3500HD

SKU: RLS66-3122

Price: $169.95

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

Price: $85.49

Kryptonite KRBUCA11 Upper Control Arm Bushings | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Kryptonite

Kryptonite KRBUCA11 Upper Control Arm Bushings | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: KRPKRBUCA11

Price: $56.99

Kryptonite 11KXDI34 Gen 1 Replacement Inner Tie Rod 3/4 | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

Kryptonite

Kryptonite 11KXDI34 Gen 1 Replacement Inner Tie Rod 3/4 | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: KRP11KXDI34

Price: $56.99

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

Price: $1,102.95

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

Leveling Kits

Lift Kits

Shocks & Shock Packages

Control Arms & Ball Joints

Steering Components

Sway Bars

Traction Bars

Torsion Keys

Loading products...

Zone Offroad 98450759 FOX Rear Adventure Shock | 2001-2025 GM Silverado/Sierra 2500HD/3500HD

PPE 158040111 Forged Idler Pivot Assembly | 2011-2022 GM Silverado/Sierra 2500HD/3500HD

Kryptonite KRCLP11 SS Series Centerlink & Tie Rod Package | 2011-2025 GM Silverado/Sierra 2500HD/3500HD Duramax

Kryptonite KR280 Death Grip Idler Arm Support Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

Kryptonite KRTR11-FT Fabtech Lifted Death Grip Tie Rods | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Kryptonite KR302 Wheel Bearing | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax Dually 4WD

Cognito 110-91071 Ball Joint SM Series Upper Control Arm Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

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

FOX 980-24-956 2.0 Reservoir Rear Shocks | 2001-2019 GM Silverado/Sierra 2500HD/3500HD w/ 4-6" inch Lift

PacBrake HP10373-X Alpha XD 7500 Air Spring Suspension Kit | 2018-2025 GM Chevrolet Silverado 4500HD/5500HD/6500HD

Cognito 210-90775 Supersteer Idler Arm Support | 2011-2024 GM Silverado/Sierra 2500HD/3500HD

Kryptonite KR1025 Wheel Bearing Spindle Bolt | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

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

Cognito HP9114-1 Ball Joint Hardware Kit | 2001-2019 GM Silverado/Sierra 2500HD/3500HD

Cognito 110-P0928 3" inch Performance Leveling Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

Sulastic SA-06 Shackle Kit | 2011-2018 GM Silverado/Sierra 2500HD/3500HD

Cognito 510-90935 Steering Stabilizer Relocation Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

Cognito 199-91320 Alpha Ball Joint for Cognito Upper Control Arms | 1999-2018 GM Silverado/Sierra 1500

BDS 85430 Front NX2 Nitro Shock | 2015-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

ReadyLift 66-3122 OEM Style 2" inch Rear Block Kit | 2011-2024 GM Silverado/Sierra 2500HD/3500HD

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

Kryptonite KRBUCA11 Upper Control Arm Bushings | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Kryptonite 11KXDI34 Gen 1 Replacement Inner Tie Rod 3/4 | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

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

FREE SHIPPING ON ALL ORDERS OVER $70

PRICE MATCH GUARANTEE

BUILD NOW, PAY LATER FINANCING OPTIONS

30-DAY RETURN SATISFACTION GUARANTEE

DIESEL TRUCK EXPERTS STANDING BY

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