2020-2025 GM 2500HD/3500HD 6.6L L5P Duramax Suspension & Steering

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Bilstein 25-311846 B8 5160 Remote Reservoir Rear Shock for 3-4 inch Lift | 2001-2024 GM 2500HD/3500HD 6.6L Duramax
Bilstein 25-311846 B8 5160 Remote Reservoir Rear Shock for 3-4 inch Lift | 2001-2024 GM 2500HD/3500HD 6.6L Duramax

Bilstein

Bilstein 25-311846 B8 5160 Remote Reservoir Rear Shock for 3-4 inch Lift | 2001-2024 GM 2500HD/3500HD 6.6L Duramax

SKU: BIL25-311846
Price
$289
BDS 55383 Single Steering Stabilizer Bracket Kit | 2016-2025 GM Silverado/Sierra 2500HD/3500HD
BDS 55383 Single Steering Stabilizer Bracket Kit | 2016-2025 GM Silverado/Sierra 2500HD/3500HD

BDS Suspension

BDS 55383 Single Steering Stabilizer Bracket Kit | 2016-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: BDS55383
Price
$33.95
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
Price
$1,079.99
Zone Offroad 98450759 FOX Rear Adventure Shock | 2001-2025 GM Silverado/Sierra 2500HD/3500HD
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
Kryptonite 11KL78 Replacement Outer Tie Rod End - 7/8 Shank | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Kryptonite 11KL78 Replacement Outer Tie Rod End - 7/8 Shank | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Kryptonite

Kryptonite 11KL78 Replacement Outer Tie Rod End - 7/8 Shank | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: KRP11KL78
Price
$56.99
Cognito 110-P1236 3 inch Standard Leveling Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
Cognito 110-P1236 3 inch Standard Leveling Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-P1236 3 inch Standard Leveling Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: COG110-P1236
Price
$899.95
Kryptonite KRCLP11 SS Series Centerlink & Tie Rod Package | 2011-2025 GM Silverado/Sierra 2500HD/3500HD Duramax
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 11KDG018 Death Grip Idler Arm | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite 11KDG018 Death Grip Idler Arm | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

Kryptonite

Kryptonite 11KDG018 Death Grip Idler Arm | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: KRP11KDG018
Price
$284.99
Kryptonite KR20STAGE3FOX Stage 3 Leveling Kit with Fox Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite KR20STAGE3FOX Stage 3 Leveling Kit with Fox Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Kryptonite

Kryptonite KR20STAGE3FOX Stage 3 Leveling Kit with Fox Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: KRPKR20STAGE3FOX
Price
$1,329.99
Cognito 210-90775 Supersteer Idler Arm Support | 2011-2024 GM Silverado/Sierra 2500HD/3500HD
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
Bilstein 24-196444 4600 Rear Shock for 0-1.5 inch Lift | 2011-2024 GM Silverado/Sierra 2500HD/3500HD
Bilstein 24-196444 4600 Rear Shock for 0-1.5 inch Lift | 2011-2024 GM Silverado/Sierra 2500HD/3500HD

Bilstein

Bilstein 24-196444 4600 Rear Shock for 0-1.5 inch Lift | 2011-2024 GM Silverado/Sierra 2500HD/3500HD

SKU: BIL24-196444
Price
$89
Kryptonite KR280 Death Grip Idler Arm Support Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
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
BDS 85430 Front NX2 Nitro Shock | 2015-2024 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
BDS 85430 Front NX2 Nitro Shock | 2015-2024 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

BDS Suspension

BDS 85430 Front NX2 Nitro Shock | 2015-2024 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: BDS85430
Price
$63.95
Kryptonite KRSS15FOX Bolt-On FOX Steering Stabilizer Bracket Kit | 2015-2025 GM 2500HD/3500HD
Kryptonite KRSS15FOX Bolt-On FOX Steering Stabilizer Bracket Kit | 2015-2025 GM 2500HD/3500HD

Kryptonite

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

SKU: KRPKRSS15FOX
Price
$322.99
PPE 158040111 Forged Idler Pivot Assembly | 2011-2022 GM Silverado/Sierra 2500HD/3500HD
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
PacBrake HP10373-X Alpha XD 7500 Air Spring Suspension Kit | 2018-2024 Silverado 4500HD/5500HD/6500HD
PacBrake HP10373-X Alpha XD 7500 Air Spring Suspension Kit | 2018-2024 Silverado 4500HD/5500HD/6500HD

PacBrake

PacBrake HP10373-X Alpha XD 7500 Air Spring Suspension Kit | 2018-2024 Silverado 4500HD/5500HD/6500HD

SKU: PACHP10373-X
Price
$833.43
ReadyLift 66-3122 OEM Style 2 inch Rear Block Kit | 2011-2024 GM Silverado/Sierra 2500HD/3500HD
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
Sale price
$144.45
Regular price
$169.95
Kryptonite 11KXDI34 Gen 1 Replacement Inner Tie Rod 3/4 | 2011-2024 GM Silverado/Sierra 2500HD/3500HD
Kryptonite 11KXDI34 Gen 1 Replacement Inner Tie Rod 3/4 | 2011-2024 GM Silverado/Sierra 2500HD/3500HD

Kryptonite

Kryptonite 11KXDI34 Gen 1 Replacement Inner Tie Rod 3/4 | 2011-2024 GM Silverado/Sierra 2500HD/3500HD

SKU: KRP11KXDI34
Price
$56.99
Bilstein 24-196437 4600 Series Front Shocks | 2011-2024 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Bilstein 24-196437 4600 Series Front Shocks | 2011-2024 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Bilstein

Bilstein 24-196437 4600 Series Front Shocks | 2011-2024 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: BIL24-196437
Price
$105
BDS 011217 2 inch Rear Block & U-Bolt Kit | 2020-2025 GM Silverado/Sierra 3500HD with Seperate Overload Leaf
BDS 011217 2 inch Rear Block & U-Bolt Kit | 2020-2025 GM Silverado/Sierra 3500HD with Seperate Overload Leaf

BDS Suspension

BDS 011217 2 inch Rear Block & U-Bolt Kit | 2020-2025 GM Silverado/Sierra 3500HD with Seperate Overload Leaf

SKU: BDS011217
Price
$128.95
Timbren GMFK25D SES Front Suspension Enhancement | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Timbren GMFK25D SES Front Suspension Enhancement | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

Timbren

Timbren GMFK25D SES Front Suspension Enhancement | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: TIMGMFK25D
Price
$269.36
McGaughys 52357 Front Upper Shock Reservoir Mounts | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
McGaughys 52357 Front Upper Shock Reservoir Mounts | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

McGaughys

McGaughys 52357 Front Upper Shock Reservoir Mounts | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: MCG52357
Price
$129.37
Cognito 110-P0883 3 inch Performance Leveling Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
Cognito 110-P0883 3 inch Performance Leveling Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-P0883 3 inch Performance Leveling Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: COG110-P0883
Price
$1,959.68
Rancho RS999379 Rear Shock Absorber | 2011-2024 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Rancho RS999379 Rear Shock Absorber | 2011-2024 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Rancho

Rancho RS999379 Rear Shock Absorber | 2011-2024 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: ROSRS999379
Sale price
$112.60
Regular price
$125.12

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2020-2025 6.6L Silverado & Sierra 2500HD/3500HD

Take your 2020-2025 GM 2500HD/3500HD 6.6L Duramax to new heights—literally and figuratively—by upgrading its suspension and steering components. Whether you're after more ground clearance, improved handling on rugged terrain, or enhanced load capacity for heavy-duty towing, these suspension upgrades deliver the performance boost your Sierra or Silverado needs. With new shocks, springs, and sway bars, you can fine-tune your truck for off-road adventures or improve overall ride comfort during daily driving. The right suspension components can significantly extend wheel travel, increase stability, and make your truck more capable in any environment. Pair your new suspension with some larger Wheels & Tires for an all-around boost that will allow your GM 2500HD/3500HD to handle any challenge that comes its way. GM Duramax Fitments: 2020, 2021, 2022, 2023, 2024, 2025 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. 

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