
Specifications
- Brand
- Fabtech
- Part #
- K1141DL

Fabtech 19-20 GM C/K1500 P/U w/Trail Boss/At4 Pkg 4in Perf Sys w/Dl 2.5 Resi & 2.25
$4351.92
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Fits 2019-2020 Chevrolet Silverado 1500 Trail Boss/AT4. This 4in lift system includes Dirt Logic 2.5 coilovers and rear 2.25 shocks for improved off-road capability.
Key Features
- Fits 2019-2020 Chevrolet Silverado 1500 and GMC Sierra 1500 with factory Trail Boss or AT4 package.
- Provides a 4-inch lift on top of the factory 2-inch lift, for a total of 6 inches of lift.
- Allows for the fitment of 35-inch tall tires.
- Includes stainless steel Dirt Logic 2.5 Coilovers for aggressive off-road performance and a comfortable on-road feel.
- Features rear Dirt Logic 2.25 shocks for balanced damping.
- Heavy-duty 1/4-inch thick steel crossmembers with OE-style alignment cam pins.
Fits these vehicles
- Chevrolet Silverado 1500 2019-2020
- GMC Sierra 1500 2019-2020
Product Details
This Fabtech suspension system is designed specifically for the 2019-2020 Chevrolet Silverado 1500 Trail Boss and GMC Sierra 1500 AT4 models, which already have a factory 2-inch lift. When installed, this kit adds an additional 4 inches of lift, bringing the total lift to 6 inches and allowing you to fit 35-inch tall tires. The system is engineered to maintain a near stock track width, keeping your tires tucked neatly under the fenders for a clean look. Fabtech's attention to detail means the proprietary steering knuckle geometry offers an excellent lock-to-lock turning radius, making it easier to maneuver in tight spaces.
The heavy-duty 1/4-inch thick steel crossmembers are built with OE-style alignment cam pins, utilizing your truck's factory cams for straightforward adjustment. Triple front differential mounts are included to properly reposition the differential, ensuring vibration-free operation even at higher speeds. At the heart of this system are the stainless steel Dirt Logic 2.5 Coilovers, which replace your factory coilovers. These are built for aggressive off-road use but are tuned to provide a comfortable ride on the road. Complementing the front are the rear Dirt Logic 2.25 shocks, which help manage damping for a balanced feel. The rear lift is achieved by swapping out the factory 2-inch block for a taller 5-inch block and a new u-bolt system. Fabtech has carefully considered all aspects to ensure full suspension travel and maintain lock-to-lock steering without over-cycling the components.
This kit includes the front coilovers, rear shocks, a 5-inch rear block with U-bolts, and all necessary mounting hardware. It comes with a free 5-year, 60,000-mile powertrain warranty for added peace of mind.
Specifications
- Brand
- Fabtech
- Manufacturer Part #
- K1141DL
Frequently Asked Questions
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