Fabtech HD Uniball Upper Control Arm Kit

Part #: FTS21127

Overview

The Fabtech 0-6" HD Uniball Upper Control Arm Kit is a high-performance upgrade designed for GM C/K2500HD and 3500HD trucks from 2011 to 2019. This kit replaces the stock upper control arms with robust, precision-engineered components that enhance your vehicle's suspension capabilities. Built for off-road enthusiasts and those seeking improved handling, durability, and alignment flexibility, these arms support increased wheel travel and better overall ride quality. Whether you're tackling rugged terrain or seeking a more responsive on-road experience, this kit helps optimize your truck’s suspension performance and longevity.

Key Features

Designed with durability and performance in mind, the Fabtech control arms feature:

• Super strong 1-inch ID stainless American Uniball for superior strength and durability
• Chromoly tubing reduces flex for a more positive road feel and handling
• Built-in additional caster for improved alignment and handling, especially with leveling kits
• 4340 heat-treated Uniball pin fits into factory ball joint taper without modification, ensuring easy installation and return to stock if needed
• Engineered to increase wheel travel when used with Dirt Logic 2.5 Coilover shocks
• Corrosion-resistant coatings for long-lasting performance in harsh environments
• Precision-machined components for a perfect fit and reliable operation

Construction & Design

The control arms are constructed from high-strength chromoly tubing, known for its excellent strength-to-weight ratio and resistance to flex. The stainless steel Uniball ensures consistent performance and longevity, even under demanding off-road conditions. The design incorporates additional caster built into the arms, which enhances alignment capabilities and helps maintain proper tire contact and handling characteristics.

Driving Feel & Feedback

These control arms are designed to provide a more responsive and stable ride, especially when off-road or under heavy load. The robust construction and upgraded components help improve steering feel and vehicle control, giving you confidence in challenging terrains and during aggressive driving.

Installation & Fitment

Installation requires basic suspension tools and should be performed by experienced technicians. The arms are designed to bolt directly into your vehicle’s existing mounting points, with no need for modifications to the spindle or other components. Proper alignment should be verified after installation to ensure optimal handling and tire wear.

What’s Included

The kit includes all necessary control arms, Uniballs, and hardware required for a complete upgrade, ensuring a straightforward installation process.