2019-2025
2014-2018
2007-2013
1999-2006
Installation Time
(approx) 6 Hours
Difficulty Level:
Mechanical expertise or professional installation required.
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Fabtech 6-Inch Performance Suspension Lift Kit with Dirt Logic 2.5 Reservoir Coil-Overs and Dirt Logic 2.25 Shocks (20-25 2WD 3.0L Duramax Sierra 1500 Crew Cab w/ 5.80-Foot Short Box, Excluding AT4 & Denali)Find parts that fit my vehicle
Item S512406
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24 Reviews
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$4,189.94
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Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features & Specs
- Six-Inch Performance Suspension Lift Kit
- Enhances Factory Rake for a Level Stance
- Increases Ground Clearance for Better Off-Road Driving
- Dirt Logic 2.5 with Coil-Overs and Reservoir Front Shocks and Dirt Logic 2.25 Rear Shocks
- Features Extended Ductile Iron Steering Knuckles
- Heavy-Duty Steel Lift Blocks
- Highly Durable Steel Strut Spacers
- Accommodates up to 35-Inch x 12.50-Inch Tires
- Requires the Use of 20-Inch or Larger Wheels
- Easy to Install – Some Cutting is Required
- Five-Year 60,000-Mile Powertrain Warranty
- Fits All 2020-2025 GMC Sierra 1500 3.0L Crew Cabs with Short Boxes, Excluding AT4 and Denali Models
| Brand | Fabtech |
| Lift Height | 6.00 Inch |
| Lift Kit Type | Suspension Lift |
| Lift Kit Max Tire Size | 35 Inch |
| Lift Kit Includes Shocks | Shocks Included |
Description
Improved Off-Road Agility. Make your GMC Sierra 1500 more agile on the trails with this Fabtech 6-Inch Performance Suspension Lift Kit with Dirt Logic 2.5 Reservoir Coil-Overs and Dirt Logic 2.25 Shocks. This lift kit provides 6 inches of increased height over stock and allows you to install up to 35-inch tires without affecting your vehicle’s performance. Meanwhile, the combination of high-performance reservoir front and rear shocks, steering knuckles, and crossmembers improve your truck’s drivability so that no matter how rough the terrain may get, you can outperform the competition with unbelievable ease.
High-Performance Front and Rear Shocks. This suspension lift kit outfits your Sierra 1500 truck with 2 front Dirt Logic 2.5 shocks with coil-overs and reservoirs. Their adjustable coil-overs, NitroSteel black piston rods, and nitrogen gas reservoir perfectly work together to provide superior shock damping. Meanwhile, the rear Dirt Logic 2.25 shocks included in this kit are a remarkable upgrade to the stock shocks, making your truck drive with increased agility on the roughest road.
Rigid Iron Steering Knuckles. The extended length ductile iron steering knuckles included in this lift kit have been specially engineered to eliminate bump steer throughout the up and down motion of the suspension. Made from high-quality steel, these knuckles are also designed to add to the overall strength of the entire suspension system.
Sturdy Control Arm Crossmembers. This kit also features 0.25-inch thick steel lower control arm crossmembers. Their arched design ensures maximum ground clearance while their welded construction adds lasting strength.
Heavy-Duty Bump Stop Spacers and Lift Blocks. To ensure maximum suspension rigidity, this lift kit includes heavy-duty bump stop spacers and lift blocks. They have been specially designed for perfect fit and to provide smoother ride quality.
Designed for Easy Installation. The installation of this suspension lift kit is easy but requires mechanical expertise. Most parts are designed for perfect and install using the vehicle’s factory mounting locations, but some cutting is required.
Worry-Free 5-Year Warranty. To ensure the quality of their products, Fabtech backs this suspension lift kit with a 5-year 60,000-mile Powertrain warranty against manufacturing defects from the date of purchase. Some limitations apply. To find out more, please refer to the manufacturer’s website.
Application. This Fabtech 6-Inch Performance Suspension Lift Kit with Dirt Logic 2.5 Reservoir Coil-Overs and Dirt Logic 2.25 Shocks fits all 2020-2025 GMC Sierra 1500 3.0L Crew Cabs with Short Boxes, Excluding AT4 and Denali Models.
Fitment:
- 2020 GMC Sierra 1500
- 2021 GMC Sierra 1500
- 2022 GMC Sierra 1500
- 2023 GMC Sierra 1500
- 2024 GMC Sierra 1500
- 2025 GMC Sierra 1500
Fabtech K1178DL
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (2) Dirt Logic 2.5 Coil-Overs
- (2) Rear Dirt Logic 2.5 Shocks
- (1) Front Crossmember
- (1) Rear Crossmember
- (2) Rear Lift Blocks
- (2) Axle Spacers
- (1) Wheel Spacer
- (2) Rear Bump Stop Spacers
- (4) Six-Inch Shock Brackets
- (2) Six-Inch Shock Extensions
- (2) Six-Inch Shock Mount to Arms
- (2) Bottom Plates
- (2) Lower Shock Brackets
- (2) Rear Brake Line Brackets
- (4) U-Bolts
- (2) Tie Rod Ends
- Installation Hardware
4.6
Customer Reviews (24)
Questions & Answers
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Will It Fit My Sierra 1500
- 3.0L I6 Duramax - 20, 21, 22, 23, 24, 25
