Lift Kits for 2020 GMC Sierra 3500 HD

Listed below are the Lift Kits that are designed to work with the 2020 GMC Sierra 3500 HD. Please review the vehicle options and installation notes, to ensure you select the correct product for your GMC Sierra 3500 HD. Need assistance selecting the right Readylift Suspension, Inc. or Rough Country product? We're here to help - please call us at 1-800-358-4751.

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SKU RC11030

Suspension Lift Kit | Rough Country | 5 Inch | Silverado, Sierra 2500, 3500

Rough Country 5 inch torsion drop suspension lift kit 11030 for the 4WD Chevy Silverado and GMC Sier... Details

Typically ships in 1 business day.

$1,699.95

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2020	GMC	Sierra 3500 HD	Fits 4 Wheel Drive	Does NOT fit dually models. Does NOT fit equipped with rear overload springs. Does NOT fit AT4X models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT fit ZR2 models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT work with factory wheels. Gas models may require modification to the exhaust for driveshaft clearance.

Works on the Following Vehicles

2020 GMC Sierra 3500 HD
- Vehicle Option: Fits 4 Wheel Drive
- Installation Notes: Does NOT fit dually models. Does NOT fit equipped with rear overload springs. Does NOT fit AT4X models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT fit ZR2 models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT work with factory wheels. Gas models may require modification to the exhaust for driveshaft clearance.

Front Lift Height:5"
Lift Type:Lifted Knuckles/Blocks
Note:For models without Factory Rear Overload Springs
Instructions: Rough Country 11030 Installation Instructions.
Front Shock:(2) Premium N3
Rear Shock:(2) Premium N3
UPC: 840269913464
MPN: 11030

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SKU RC11040

Suspension Lift Kit | Rough Country | 5 Inch | Silverado, Sierra 2500, 3500

Rough Country 5 inch torsion drop suspension lift kit 11040 for the 4WD Chevy Silverado and GMC Sier... Details

Typically ships in 1 business day.

$1,839.95

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2020	GMC	Sierra 3500 HD	Fits 4 Wheel Drive	Does NOT fit dually models. Does NOT fit equipped with rear overload springs. Does NOT fit AT4X models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT fit ZR2 models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT work with factory wheels. Gas models may require modification to the exhaust for driveshaft clearance.

Works on the Following Vehicles

2020 GMC Sierra 3500 HD
- Vehicle Option: Fits 4 Wheel Drive
- Installation Notes: Does NOT fit dually models. Does NOT fit equipped with rear overload springs. Does NOT fit AT4X models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT fit ZR2 models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT work with factory wheels. Gas models may require modification to the exhaust for driveshaft clearance.

Front Lift Height:5"
Lift Type:Lifted Knuckles/Blocks
Instructions: Rough Country 11040 Installation Instructions.
Front Shock:(2) M1 Monotube
Rear Shock:(2) M1 Monotube
UPC: 840269942761
MPN: 11040

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SKU RC11055

Suspension Lift Kit | Rough Country | 5 Inch | Silverado, Sierra 2500, 3500

Rough Country 5 inch torsion drop suspension lift kit 11055 for the 4WD Chevy Silverado and GMC Sier... Details

Typically ships in 1 business day.

$3,299.95

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2020	GMC	Sierra 3500 HD	Fits 4 Wheel Drive	Does NOT fit dually models. Does NOT fit equipped with rear overload springs. Does NOT fit AT4X models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT fit ZR2 models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT work with factory wheels. Gas models may require modification to the exhaust for driveshaft clearance.

Works on the Following Vehicles

2020 GMC Sierra 3500 HD
- Vehicle Option: Fits 4 Wheel Drive
- Installation Notes: Does NOT fit dually models. Does NOT fit equipped with rear overload springs. Does NOT fit AT4X models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT fit ZR2 models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT work with factory wheels. Gas models may require modification to the exhaust for driveshaft clearance.

Front Lift Height:5"
Lift Type:Lifted Knuckles/Blocks
Instructions: Rough Country 11055 Installation Instructions.
Front Shock:(2) Vertex Reservoir
Rear Shock:(2) Vertex Reservoir
UPC: 840269942778
MPN: 11055

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SKU RC111030

Suspension Lift Kit | Rough Country | 5 Inch | Silverado, Sierra 2500, 3500

Rough Country 5 inch torsion drop suspension lift kit 111030 for the 4WD Chevy Silverado and GMC Sie... Details

Typically ships in 1 business day.

$2,570.95

$1,699.95

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2020	GMC	Sierra 3500 HD	Fits 4 Wheel Drive	For models with Factory Rear Overload Springs. Does NOT fit dually models. Does NOT fit AT4X models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT fit ZR2 models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT work with factory wheels. Gas models may require modification to the exhaust for driveshaft clearance.

Works on the Following Vehicles

2020 GMC Sierra 3500 HD
- Vehicle Option: Fits 4 Wheel Drive
- Installation Notes: For models with Factory Rear Overload Springs. Does NOT fit dually models. Does NOT fit AT4X models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT fit ZR2 models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT work with factory wheels. Gas models may require modification to the exhaust for driveshaft clearance.

Front Lift Height:5"
Lift Type:Lifted Knuckles/Blocks
Note:For models with Factory Rear Overload Springs
Instructions: Rough Country 111030 Installation Instructions.
Front Shock:(2) Premium N3
Rear Shock:(2) Premium N3
UPC: 840269973772
MPN: 111030

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SKU RC111130

Suspension Lift Kit | Rough Country | 7 Inch | Silverado, Sierra 2500HD

Rough Country 7 inch NDT suspension lift kit 111130 for the 4WD Chevy Silverado and GMC Sierra 2500H... Details

Typically ships in 1 business day.

$2,570.95

$1,699.95

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2020	GMC	Sierra 3500 HD	Fits 4 Wheel Drive	For models with Factory Rear Overload Springs. Does NOT fit dually models. Does NOT fit AT4X models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT fit ZR2 models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT work with factory wheels. Gas models may require modification to the exhaust for driveshaft clearance.

Works on the Following Vehicles

2020 GMC Sierra 3500 HD
- Vehicle Option: Fits 4 Wheel Drive
- Installation Notes: For models with Factory Rear Overload Springs. Does NOT fit dually models. Does NOT fit AT4X models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT fit ZR2 models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT work with factory wheels. Gas models may require modification to the exhaust for driveshaft clearance.

Lift Type:Lifted Knuckles/Blocks
Max Tire Size:37"
Note:Replaces Rough Country 10130
For models with Factory Rear Overload Springs.
Instructions: Rough Country 111130 Installation Instructions.
Front Shock:(2) Premium N3 Series
Rear Shock:(2) Premium N3 Series
UPC: 840269973758
MPN: 111130

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SKU RC111230

Suspension Lift Kit | Rough Country | 7 Inch | Silverado, Sierra 2500, 3500

Rough Country 7 inch torsion drop suspension lift kit 111230 for the 4WD Chevy Silverado and GMC Sie... Details

Typically ships in 1 business day.

$2,570.95

$1,699.95

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2020	GMC	Sierra 3500 HD	Fits 4 Wheel Drive	Fits models with Factory Rear Overload Springs. Does NOT fit dually models. Does NOT fit AT4X models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT fit ZR2 models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Gas models may require modification to the exhaust for driveshaft clearance.

Works on the Following Vehicles

2020 GMC Sierra 3500 HD
- Vehicle Option: Fits 4 Wheel Drive
- Installation Notes: Fits models with Factory Rear Overload Springs. Does NOT fit dually models. Does NOT fit AT4X models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT fit ZR2 models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Gas models may require modification to the exhaust for driveshaft clearance.

Front Lift Height:7"
Lift Type:Lifted Knuckles/Blocks
Note:For models with Factory Rear Overload Springs.
Instructions: Rough Country 111230 Installation Instructions.
UPC: 840269973826
MPN: 111230

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SKU RC11730

Suspension Lift Kit | Rough Country | 7 Inch | Silverado, Sierra 2500, 3500

Rough Country 7 inch torsion drop suspension lift kit 11730 for the 4WD Chevy Silverado and GMC Sier... Details

Typically ships in 1 business day.

$1,699.95

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2020	GMC	Sierra 3500 HD	Fits 4 Wheel Drive	Does NOT fit dually models. Does NOT fit equipped with rear overload springs. Does NOT fit AT4X models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT fit ZR2 models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT work with factory wheels. Gas models may require modification to the exhaust for driveshaft clearance.

Works on the Following Vehicles

2020 GMC Sierra 3500 HD
- Vehicle Option: Fits 4 Wheel Drive
- Installation Notes: Does NOT fit dually models. Does NOT fit equipped with rear overload springs. Does NOT fit AT4X models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT fit ZR2 models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT work with factory wheels. Gas models may require modification to the exhaust for driveshaft clearance.

Front Lift Height:7"
Lift Type:Lifted Knuckles/Blocks
Note:For models without Factory Rear Overload Springs.
Instructions: Rough Country 11730 Installation Instructions.
UPC: 840269913471
MPN: 11730

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SKU RC11740

Suspension Lift Kit | Rough Country | 7 Inch | Silverado, Sierra 2500, 3500

Rough Country 7 inch torsion drop suspension lift kit 11740 for the 4WD Chevy Silverado and GMC Sier... Details

Typically ships in 1 business day.

$1,839.95

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2020	GMC	Sierra 3500 HD	Fits 4 Wheel Drive	Does NOT fit dually models. Does NOT fit equipped with rear overload springs. Does NOT fit AT4X models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT fit ZR2 models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT work with factory wheels. Gas models may require modification to the exhaust for driveshaft clearance.

Works on the Following Vehicles

2020 GMC Sierra 3500 HD
- Vehicle Option: Fits 4 Wheel Drive
- Installation Notes: Does NOT fit dually models. Does NOT fit equipped with rear overload springs. Does NOT fit AT4X models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT fit ZR2 models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT work with factory wheels. Gas models may require modification to the exhaust for driveshaft clearance.

Front Lift Height:7"
Lift Type:Lifted Knuckles/Blocks
Instructions: Rough Country 11740 Installation Instructions.
Front Shock:(2) M1 Monotube
Rear Shock:(2) M1 Monotube
UPC: 840269942747
MPN: 11740

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SKU RC11755

Suspension Lift Kit | Rough Country | 7 Inch | Silverado, Sierra 2500, 3500

Rough Country 7 inch torsion drop suspension lift kit 11755 for the 4WD Chevy Silverado and GMC Sier... Details

Typically ships in 1 business day.

$3,299.95

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2020	GMC	Sierra 3500 HD	Fits 4 Wheel Drive	Does NOT fit dually models. Does NOT fit equipped with rear overload springs. Does NOT fit AT4X models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT fit ZR2 models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT work with factory wheels. Gas models may require modification to the exhaust for driveshaft clearance.

Works on the Following Vehicles

2020 GMC Sierra 3500 HD
- Vehicle Option: Fits 4 Wheel Drive
- Installation Notes: Does NOT fit dually models. Does NOT fit equipped with rear overload springs. Does NOT fit AT4X models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT fit ZR2 models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT work with factory wheels. Gas models may require modification to the exhaust for driveshaft clearance.

Front Lift Height:7"
Lift Type:Lifted Knuckles/Blocks
Instructions: Rough Country 11755 Installation Instructions.
Front Shock:(2) Vertex Reservoir
Rear Shock:(2) Vertex Reservoir
UPC: 840269942754
MPN: 11755

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SKU RC11770

Suspension Lift Kit | Rough Country | 7 Inch | Silverado, Sierra 2500, 3500

Rough Country 7 inch torsion drop suspension lift kit 11770 for the 4WD Chevy Silverado and GMC Sier... Details

Typically ships in 1 business day.

$2,019.95

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2020	GMC	Sierra 3500 HD	Fits 4 Wheel Drive	Does NOT fit dually models. Does NOT fit equipped with rear overload springs. Does NOT fit AT4X models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT fit ZR2 models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT work with factory wheels. Gas models may require modification to the exhaust for driveshaft clearance.

Works on the Following Vehicles

2020 GMC Sierra 3500 HD
- Vehicle Option: Fits 4 Wheel Drive
- Installation Notes: Does NOT fit dually models. Does NOT fit equipped with rear overload springs. Does NOT fit AT4X models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT fit ZR2 models as it is equipped with a 1.5-inch factory lift and Multimatic DSSV dampers. Does NOT work with factory wheels. Gas models may require modification to the exhaust for driveshaft clearance.

Front Lift Height:7"
Lift Type:Lifted Knuckles/Blocks
Instructions: Rough Country 11770 Installation Instructions.
Front Shock:(2) V2 Monotube
Rear Shock:(2) V2 Monotube
UPC: 840269968761
MPN: 11770

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SKU RC95630

Suspension Lift Kit | Rough Country | 3.0 Inch | Silverado/Sierra 3500HD

Rough Country 3. Details

Typically ships in 1 business day.

$799.95

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2020	GMC	Sierra 3500 HD	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Fits Dual Rear Wheel models ONLY. Fits models with rear overload springs ONLY.

Works on the Following Vehicles

2020 GMC Sierra 3500 HD
- Vehicle Option: Fits 2 Wheel Drive; Fits 4 Wheel Drive
- Installation Notes: Fits Dual Rear Wheel models ONLY. Fits models with rear overload springs ONLY.

Front Lift Height:3"
Rear Lift Height:2.5"
Lift Type:Torsion Key/Block
Instructions: Rough Country 95630 Installation Instructions.
UPC: 840269904745
MPN: 95630

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SKU RL-42-30640

Suspension Lift Kit | ReadyLift | 6.0 Inch | GM

ReadyLift 6 inch MAX2. Details

Typically ships in 2 to 3 business days.

$4,159.95

$3,359.95

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2020	GMC	Sierra 3500 HD	Fits 4 Wheel Drive; Fits Rear Wheel Drive	Your vehicle may require alignment after product installation. You may incur additional costs to align the vehicle. In addition to your vehicle alignment, for your safety and others, it is necessary to check and adjust your vehicle headlamps for proper aim and alignment after product installation. You may incur additional costs to adjust the headlamp system. If your vehicle is equipped with active or passive safety/collision monitoring and/or assistance/avoidance systems including, but not limited to, camera- or radar/sonar-based systems, check and adjust your vehicle’s systems for proper aim and function after product installation. In some instances, your vehicle may require OEM dealer service tools and factory-trained technicians to re-calibrate ADAS.

Works on the Following Vehicles

2020 GMC Sierra 3500 HD
- Vehicle Option: Fits 4 Wheel Drive; Fits Rear Wheel Drive
- Installation Notes: Your vehicle may require alignment after product installation. You may incur additional costs to align the vehicle. In addition to your vehicle alignment, for your safety and others, it is necessary to check and adjust your vehicle headlamps for proper aim and alignment after product installation. You may incur additional costs to adjust the headlamp system. If your vehicle is equipped with active or passive safety/collision monitoring and/or assistance/avoidance systems including, but not limited to, camera- or radar/sonar-based systems, check and adjust your vehicle’s systems for proper aim and function after product installation. In some instances, your vehicle may require OEM dealer service tools and factory-trained technicians to re-calibrate ADAS.

Front Lift Height:6"
Lift Type:Lifted Knuckles/Blocks
Max Tire Size:37"
Recommended Tire Size37x12.50 with a 20×9” with a 0 offset wheel
Instructions: ReadyLift 42-30640 Installation Instructions.
UPC: 194933366446
MPN: 42-30640

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SKU RL-42-30840

Suspension Lift Kit | ReadyLift | 8.0 Inch | GM

ReadyLift 8 inch MAX3. Details

Typically ships in 2 to 3 business days.

$5,849.94

$4,729.95

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2020	GMC	Sierra 3500 HD	Fits 4 Wheel Drive; Fits Rear Wheel Drive	Your vehicle may require alignment after product installation. You may incur additional costs to align the vehicle. In addition to your vehicle alignment, for your safety and others, it is necessary to check and adjust your vehicle headlamps for proper aim and alignment after product installation. You may incur additional costs to adjust the headlamp system. If your vehicle is equipped with active or passive safety/collision monitoring and/or assistance/avoidance systems including, but not limited to, camera- or radar/sonar-based systems, check and adjust your vehicle’s systems for proper aim and function after product installation. In some instances, your vehicle may require OEM dealer service tools and factory-trained technicians to re-calibrate ADAS.

Works on the Following Vehicles

2020 GMC Sierra 3500 HD
- Vehicle Option: Fits 4 Wheel Drive; Fits Rear Wheel Drive
- Installation Notes: Your vehicle may require alignment after product installation. You may incur additional costs to align the vehicle. In addition to your vehicle alignment, for your safety and others, it is necessary to check and adjust your vehicle headlamps for proper aim and alignment after product installation. You may incur additional costs to adjust the headlamp system. If your vehicle is equipped with active or passive safety/collision monitoring and/or assistance/avoidance systems including, but not limited to, camera- or radar/sonar-based systems, check and adjust your vehicle’s systems for proper aim and function after product installation. In some instances, your vehicle may require OEM dealer service tools and factory-trained technicians to re-calibrate ADAS.

Front Lift Height:8"
Lift Type:Lifted Knuckles/Blocks
Max Tire Size:37"
Recommended Tire Size37x12.50 with a 20×9” with a 0 offset wheel
Instructions: ReadyLift 42-30840 Installation Instructions.
UPC: 194933366453
MPN: 42-30840

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SKU RL-62-30360

Suspension Lift Kit | ReadyLift SST 2.1 | 3 Inch | GM

ReadyLift 3 inch SST 2. Details

Typically ships in 2 to 3 business days.

$2,794.94

$2,259.95

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2020	GMC	Sierra 3500 HD	Fits 4 Wheel Drive; Fits Rear Wheel Drive

Works on the Following Vehicles

2020 GMC Sierra 3500 HD
- Vehicle Option: Fits 4 Wheel Drive; Fits Rear Wheel Drive

Front Lift Height:3"
Rear Lift Height:1"
Lift Type:Torsion Key/Blocks
Max Tire Size:35"
Instructions: Ready Lift 62-30360 Installation Instructions.
Front Shock:(2) Falcon Shock
Rear Shock:(2) Falcon Shock
UPC: 194933356911
MPN: 62-30360

Lift Kits Reviews

Out of 16 reviews, the average customer rating for Lift Kits: 4.9 out of 5.

2.5in gm suspension lift kit rc920 reviewer

Lift Kits - Rough Country 920 Rating: 5 Stars

This Will Be My "go To" Company!

Great price, and looks great!

Read the Review

4in dodge suspension lift kit (dana 44) rc310.20 reviewer

Lift Kits - Rough Country 310.20 Rating: 5 Stars

I Would Definitely Buy This Again!

Product was shipped fast and was very easy to install with a couple buddy's and a floor jack, very good quality and am extremely happy with the way the truck looks and rides!

Read the Review

Lift Kits - Rough Country 310.20 Rating: 5 Stars

Excellent Product

Very good product, easy to install, great results. And a great company to buy it from.

Read the Review

Lift Kits - Rough Country 310.20 Rating: 5 Stars

Great Product

Fit great my truck looks awesome rides better clears my 35s

Read the Review

4.5-inch suspension lift kit rc478.20 reviewer

Lift Kits - Rough Country 478.20 Rating: 5 Stars

I Would Say Buy This Product Again

Just as I imagined it to be. Looks great

Read the Review

2in gm leveling lift kit (15-16 canyon/colorado) rc922 reviewer

Lift Kits - Rough Country 922 Rating: 5 Stars

I Would Buy This Product Again

worked perfect, fit properly

Read the Review

Lift Kits - ReadyLIFT Suspension, Inc. 69-3005 Rating: 4 Stars

Not Much Difference.

Easy kit to install, but didn't really see much of a lift at the setting the instructions gave for the adjusting bolt. Will have the alignment rechecked to make sure it is good. If I were to change it again, I would spend the money and get a 4" lift kit.

Read the Review