Fabtech - fabFTS21276 - 2020 GM K2500HD/3500HD UCA 3.5 in Lift System

This new 4 System capitalizes on Toyota Tundras large wheelwell opening to allow use of 35 tall tires with minimum lift height. The design of this 4 System is a new style of suspension that delivers improved performance with fewer parts, and comes with an affordable price. The system includes replacement upper control with a .120 wall DOM arm with heavy duty extended range ball joints that provide additional strength to the front suspension. Heavy duty extended length steering knuckles are included to provide proper functionality of the factory ESC (Electronic Stability Control) with 35 tall tires. The knuckles retain the stock track width keeping the tires under the front fenders. The front differential is relocated to keep CV angles proper during the full range of travel. Front bump stop extensions and brake hose relocation brackets complete the front suspension. Rear lift comes from a 1 lift block and u-bolt system to level the stance of the vehicle. The 4 System is available with a spacer system to retain the factory Coilover shocks and rear Performance shocks. Ball Joint Control Arm Lift System; 3.5 in. Lift;

• Simplified Design With Fast Install
• Steering Knuckles Retain Proper ESC
• No Loss Of Ground Clearance
• No Driveshaft Modification
• 2 to 3 Hours Installation
• No Drilling Required
• No Welding Required
• No Cutting Required

The Fabtech fabFTS21276 UCA 3.5 in Lift System is designed for select 2020–2021 GMC Sierra 2500 HD and 3500 HD applications. The system uses a ball-joint control arm lift design to improve front suspension functionality while providing a simplified installation with fewer components.

The system includes replacement upper control arms constructed with .120-wall DOM tubing and heavy-duty extended-range ball joints. Extended-length steering knuckles maintain proper factory Electronic Stability Control functionality and retain the stock track width. Front differential relocation helps maintain proper CV angles throughout the suspension’s range of travel, while front bump-stop extensions and brake-hose relocation brackets complete the front suspension installation. Rear lift is provided by a 1 in lift block and U-bolt system to help level the vehicle stance.

Additional system details include no loss of ground clearance, no driveshaft modification, and installation that requires no drilling, welding, or cutting. The stated installation time is 2 to 3 hours. Fitment data lists 2020 GMC Sierra 2500 HD, 2020 GMC Sierra 3500 HD, 2021 GMC Sierra 3500 HD, and related listed applications.

What's Included

Replacement upper control arms, extended-length steering knuckles, front differential relocation components, front bump-stop extensions, brake-hose relocation brackets, rear 1 in lift blocks, and U-bolt system components.

Features:

• 3.5 in Lift: Ball-joint control arm lift system for the listed GMC Sierra applications.
• Heavy-Duty Upper Control Arms: .120-wall DOM arms feature extended-range ball joints for additional front suspension strength.
• Extended-Length Steering Knuckles: Designed to provide proper factory Electronic Stability Control functionality and retain stock track width.
• Proper CV Angles: Front differential relocation helps maintain CV angles through the full range of suspension travel.
• Simplified Installation: Designed for a fast installation with a stated installation time of 2 to 3 hours.
• No Fabrication Required: Installation requires no drilling, welding, or cutting.
• Ground Clearance: The system is designed with no loss of ground clearance.
• Rear Leveling Components: Rear lift uses a 1 in lift block and U-bolt system.

Fitments:
2020 GMC Sierra 2500 HD AT4
2020 GMC Sierra 2500 HD Base
2020 GMC Sierra 2500 HD Denali
2020 GMC Sierra 2500 HD SLE
2020 GMC Sierra 2500 HD SLT
2020 GMC Sierra 3500 HD AT4
2020 GMC Sierra 3500 HD Base
2020 GMC Sierra 3500 HD Denali
2020 GMC Sierra 3500 HD SLE
2020 GMC Sierra 3500 HD SLT
2021 GMC Sierra 2500 HD AT4
2021 GMC Sierra 2500 HD Base
2021 GMC Sierra 2500 HD Denali
2021 GMC Sierra 2500 HD SLE
2021 GMC Sierra 2500 HD SLT
2021 GMC Sierra 3500 HD AT4
2021 GMC Sierra 3500 HD Base
2021 GMC Sierra 3500 HD Denali
2021 GMC Sierra 3500 HD SLE
2021 GMC Sierra 3500 HD SLT
2022 GMC Sierra 2500 HD AT4
2022 GMC Sierra 2500 HD Base
2022 GMC Sierra 2500 HD Denali
2022 GMC Sierra 2500 HD SLE
2022 GMC Sierra 2500 HD SLT
2022 GMC Sierra 3500 HD AT4
2022 GMC Sierra 3500 HD Base
2022 GMC Sierra 3500 HD Denali
2022 GMC Sierra 3500 HD SLE
2022 GMC Sierra 3500 HD SLT
2023 GMC Sierra 2500 HD AT4
2023 GMC Sierra 2500 HD Denali
2023 GMC Sierra 2500 HD Pro
2023 GMC Sierra 2500 HD SLE
2023 GMC Sierra 2500 HD SLT
2023 GMC Sierra 3500 HD AT4
2023 GMC Sierra 3500 HD Denali
2023 GMC Sierra 3500 HD Pro
2023 GMC Sierra 3500 HD SLE
2023 GMC Sierra 3500 HD SLT
2024 GMC Sierra 2500 HD AT4
2024 GMC Sierra 2500 HD AT4X
2024 GMC Sierra 2500 HD Denali
2024 GMC Sierra 2500 HD Denali Ultimate
2024 GMC Sierra 2500 HD Pro
2024 GMC Sierra 2500 HD SLE
2024 GMC Sierra 2500 HD SLT
2024 GMC Sierra 3500 HD AT4
2024 GMC Sierra 3500 HD Denali
2024 GMC Sierra 3500 HD Denali Ultimate
2024 GMC Sierra 3500 HD Pro
2024 GMC Sierra 3500 HD SLE
2024 GMC Sierra 3500 HD SLT

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Clearance Item: t
Regular Stock: false
Units Per Sku: 1