Fabtech K1129 3-Inch Uniball UCA Lift Kit for 2019-2024 Silverado/Sierra 1500 4WD with Rear Performance Shocks
Fabtech
Fabtech K1129 3-Inch Uniball UCA Lift Kit for 2019-2024 Silverado/Sierra 1500 4WD with Rear Performance Shocks
Check fitment before ordering
Match the year, make, model, trim and engine in the product details. Review mounting requirements and vehicle modifications. Ask us about this part.
Eligible returns within 30 days of receipt. Items must be unused, with tags and original packaging. Contact Lee Mods before sending anything back. Lee Mods pays return shipping for eligible U.S. returns; no restocking fee. See Returns & Exchanges for full conditions.
One complete Fabtech K1129 3-inch Uniball upper control arm suspension lift system.
Vehicle application
For 2019-2024 new-body Chevrolet Silverado 1500 and GMC Sierra 1500 pickups, 4WD, with six- or eight-cylinder gas engines and steel rear leaf springs.
Excludes 2WD, diesel, four-cylinder engines, standard-cab trucks, adaptive ride control, composite rear leaf springs, GMC AT4, Chevrolet Trail Boss, vehicles equipped with Super Cruise, 2019 Silverado LD and 2019 Sierra Limited models. ZR2, AT4X and Denali Ultimate applications are not covered by this listing.
Package
One FTS21249 component package includes driver and passenger FT20868/FT20869 Uniball upper control arms with 1-inch FK stainless PTFE-lined bearings, Uniball pins and adapters, two FT20801 front coilover spacers, two FTBK15 1.5-inch rear blocks, four FT1500U U-bolts, bushings, control arm spacers and installation hardware.
The component package also includes two FT20835 spring-perch spacers for the factory front coilovers. Two FTS7333 rear Performance twin-tube shocks are included. The factory front coilovers are retained; replacement front coilovers and the Adaptive Ride Control spacer kit are not included.
The complete system provides 3 inches of lift; the rear blocks are 1.5 inches. Differential drop brackets are not included.
Wheels and installation
Aftermarket wheels are required; factory wheels and tires cannot be used. Fabtech lists 33/12.50R18 or 295/65R18 tires on 18x9 wheels, or 33/12.50R20 or 295/55R20 tires on 20x9 wheels, each with 5-inch backspacing and minor trimming. Wheels and tires are not included; confirm clearance on the exact vehicle.
Mounted vehicle photos are illustrative. The vehicle, wheels, tires and other accessories shown are not included and do not establish fitment.
Professional installation and alignment are required. Read the Fabtech FT21249 instructions and the exact package list before ordering and installation.
WARNING: Cancer and Reproductive Harm-www.P65Warnings.ca.gov.
Your vehicle
Select a vehicle to check the supplied application records for this part.
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Manufacturer & part identification
Fabtech
| Option | SKU / part reference |
|---|---|
| Standard | K1129 |
Vehicle compatibility
Read the application years, model, trim, engine and exclusions in the description above. A make-level collection or product recommendation alone does not confirm fitment.
Request fitment help →Installation & specifications
Review the manufacturer’s specifications and installation notes above. Confirm required mounting hardware, tools and modifications before ordering. If instructions are not supplied, contact us with the part reference.
Shipping expectations
Processing and delivery vary by product, supplier and destination. Contact us to confirm timing for your part before planning an installation.
Shipping & delivery informationManufacturer warranty
Coverage and exclusions vary by manufacturer and part. Review the supplied product documentation or ask us for the applicable terms.
Warranty information