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

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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
Price
$44.99
Kryptonite KRSE11 Shock Extension Kit | 2011-2024 GM Silverado/Sierra 2500HD/3500HD
Kryptonite KRSE11 Shock Extension Kit | 2011-2024 GM Silverado/Sierra 2500HD/3500HD

Kryptonite

Kryptonite KRSE11 Shock Extension Kit | 2011-2024 GM Silverado/Sierra 2500HD/3500HD

SKU: KRPKRSE11
Price
$85.49
Kryptonite KR20STAGE2 Stage 2 Leveling Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
Kryptonite KR20STAGE2 Stage 2 Leveling Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Kryptonite

Kryptonite KR20STAGE2 Stage 2 Leveling Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: KRPKR20STAGE2
Price
$664.99
Cognito 110-90910 Ball Joint SM Series Upper Control Arm Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
Cognito 110-90910 Ball Joint SM Series Upper Control Arm Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-90910 Ball Joint SM Series Upper Control Arm Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: COG110-90910
Price
$699.98
Cognito 510-90887 Comfort Ride Torsion Bar Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
Cognito 510-90887 Comfort Ride Torsion Bar Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 510-90887 Comfort Ride Torsion Bar Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: COG510-90887
Price
$944.95
Cognito 110-P0929 3 inch Premier Leveling Kit with Fox PSRR 2.0 | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
Cognito 110-P0929 3 inch Premier Leveling Kit with Fox PSRR 2.0 | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-P0929 3 inch Premier Leveling Kit with Fox PSRR 2.0 | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: COG110-P0929
Price
$2,527.68
Kryptonite KRBUCA11 Upper Control Arm Bushings | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
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
$37.99
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
Price
$296.99
ICON 77202 Front Splash Guard Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
ICON 77202 Front Splash Guard Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Icon Vehicle Dynamics

ICON 77202 Front Splash Guard Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: IVD77202
Sale price
$98.16
Regular price
$115.49
ICON 614555 Large Taper Delta Joint Kit | 2001-2023 GM Silverado/Sierra 2500HD/3500HD
ICON 614555 Large Taper Delta Joint Kit | 2001-2023 GM Silverado/Sierra 2500HD/3500HD

Icon Vehicle Dynamics

ICON 614555 Large Taper Delta Joint Kit | 2001-2023 GM Silverado/Sierra 2500HD/3500HD

SKU: IVD614555
Sale price
$248.25
Regular price
$292.07
Cognito 199-90188 Carrier Bearing Spacer 2-3 inch | 2001-2024 GM Silverado/Sierra 2500HD/3500HD Duramax & 2011-2016 Ford F250/F350
Cognito 199-90188 Carrier Bearing Spacer 2-3 inch | 2001-2024 GM Silverado/Sierra 2500HD/3500HD Duramax & 2011-2016 Ford F250/F350

Cognito

Cognito 199-90188 Carrier Bearing Spacer 2-3 inch | 2001-2024 GM Silverado/Sierra 2500HD/3500HD Duramax & 2011-2016 Ford F250/F350

SKU: COG199-90188
Price
$89.95
Cognito 110-90800 2 inch Economy Leveling Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
Cognito 110-90800 2 inch Economy Leveling Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-90800 2 inch Economy Leveling Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: COG110-90800
Price
$359.95
Kryptonite 11KL34 Replacement Outer Tie Rod End - 3/4 Shank | 2011-2024 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Kryptonite 11KL34 Replacement Outer Tie Rod End - 3/4 Shank | 2011-2024 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Kryptonite

Kryptonite 11KL34 Replacement Outer Tie Rod End - 3/4 Shank | 2011-2024 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: KRP11KL34
Price
$56.99
Kryptonite KRGUSSET11 Idler Support Frame Gusset | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
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
Cognito 510-91152 Comfort Ride Leaf Springs | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
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
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
Price
$489.95
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
Price
$749.95
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
Price
$399.95
Bilstein 25-311891 B8 5160 Series Rear Shock Absorber for 0-2 inch Lift | 2011-2024 GM Silverado/Sierra 2500HD/3500HD
Bilstein 25-311891 B8 5160 Series Rear Shock Absorber for 0-2 inch Lift | 2011-2024 GM Silverado/Sierra 2500HD/3500HD

Bilstein

Bilstein 25-311891 B8 5160 Series Rear Shock Absorber for 0-2 inch Lift | 2011-2024 GM Silverado/Sierra 2500HD/3500HD

SKU: BIL25-311891
Price
$289
USA Standard ZSG7675 Power Steering Box | 2011-2021 GM Silverado/Sierra 2500HD/3500HD
USA Standard ZSG7675 Power Steering Box | 2011-2021 GM Silverado/Sierra 2500HD/3500HD

USA Standard Gear

USA Standard ZSG7675 Power Steering Box | 2011-2021 GM Silverado/Sierra 2500HD/3500HD

SKU: USAZSG7675
Price
$453.89
FOX 985-24-240 Performance Series 2.0 Smooth Body IFP Front Shock for 1.5-2.5 inch Lift | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
FOX 985-24-240 Performance Series 2.0 Smooth Body IFP Front Shock for 1.5-2.5 inch Lift | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Fox Shocks

FOX 985-24-240 Performance Series 2.0 Smooth Body IFP Front Shock for 1.5-2.5 inch Lift | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

SKU: FOX985-24-240
Price
$229.95
Cognito 210-P1178 12 inch Elite Lift Kit with Elka 2.5 Reservoir Shocks | 2020-2024 GM Silverado/Sierra 2500HD/3500HD
Cognito 210-P1178 12 inch Elite Lift Kit with Elka 2.5 Reservoir Shocks | 2020-2024 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 210-P1178 12 inch Elite Lift Kit with Elka 2.5 Reservoir Shocks | 2020-2024 GM Silverado/Sierra 2500HD/3500HD

SKU: COG210-P1178
Price
$10,599.88
McGaughys 52420 Traction Bar Kit | 2020-2024 GM Silverado/Sierra 3500HD Short Bed
McGaughys 52420 Traction Bar Kit | 2020-2024 GM Silverado/Sierra 3500HD Short Bed

McGaughys

McGaughys 52420 Traction Bar Kit | 2020-2024 GM Silverado/Sierra 3500HD Short Bed

SKU: MCG52420
Price
$1,415.93
McGaughys 52421 Traction Bar Kit | 2020-2025 GM Silverado/Sierra 3500HD Long Bed
McGaughys 52421 Traction Bar Kit | 2020-2025 GM Silverado/Sierra 3500HD Long Bed

McGaughys

McGaughys 52421 Traction Bar Kit | 2020-2025 GM Silverado/Sierra 3500HD Long Bed

SKU: MCG52421
Price
$1,565.93

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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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