Fabtech Uniball Upper Control Arm System with Rear Performance Shocks

2014–2018 GM K1500 / Silverado 1500 4-Inch Lift Kit

Part #: FTS21144

Overview

The Fabtech 4-inch Uniball Upper Control Arm System with Rear Performance Shocks is a comprehensive suspension upgrade designed specifically for the GM K1500 and Silverado 1500 models from 2014 to 2018. Engineered to enhance off-road capability, improve handling, and provide a smoother ride, this system is ideal for enthusiasts seeking to elevate their truck's performance and durability. Whether you're tackling rugged trails or upgrading for improved street performance, this kit offers a reliable solution that combines quality craftsmanship with advanced suspension technology.

Designed with the serious off-road enthusiast in mind, this control arm system replaces factory components with heavy-duty, high-performance parts that support increased wheel travel and articulation. The included rear performance shocks are tuned to complement the front suspension upgrades, ensuring balanced handling and ride comfort across various terrains. With this system, you'll get a significant lift height while maintaining proper alignment and suspension geometry, resulting in improved ground clearance and off-road capability.

Key Features

Fabtech's Uniball Upper Control Arm System features innovative design and construction to maximize performance and longevity. Key features include:

• Heavy-Duty Uniball Joints: These high-quality joints provide increased durability and flexibility compared to traditional ball joints, allowing for greater wheel travel and articulation during off-road excursions.
• Precision CNC Machined Components: All control arms are crafted from high-strength steel and CNC machined for precise fitment and alignment, ensuring consistent performance and ease of installation.
• Corrosion-Resistant Finish: The control arms are coated with a durable finish to withstand harsh elements, including mud, water, and road salt, extending the lifespan of the suspension components.
• Optimized Geometry: Designed to maintain factory steering angles and caster, this system ensures predictable handling and reduces uneven tire wear.
• Enhanced Wheel Travel: The upgraded control arms support increased suspension articulation, improving off-road traction and ride quality.
• Rear Performance Shocks: Tuned for optimal damping, these shocks help absorb impacts and maintain stability during aggressive driving or off-road conditions.
• Easy Bolt-On Installation: Designed for straightforward installation with no need for cutting or welding, allowing you to upgrade your suspension with minimal downtime.

Construction & Design

The control arms are constructed from high-strength steel with a durable, corrosion-resistant coating, ensuring long-lasting performance in demanding environments. The use of uniball joints instead of traditional ball joints provides superior articulation and reduces wear over time. The CNC-machined components are engineered for precise fitment, maintaining proper suspension geometry and alignment. The rear shocks are engineered with high-quality materials and valving to deliver consistent damping performance, enhancing both on-road comfort and off-road capability.

This system's design emphasizes durability, ease of installation, and performance. The components are built to withstand the rigors of off-road driving while providing a noticeable upgrade in handling and ride quality. The kit's comprehensive nature means you get everything needed for a complete suspension overhaul, ensuring compatibility and optimal performance.

Performance & Sound

With this Fabtech suspension system, expect improved wheel articulation, better handling, and increased ground clearance. The upgraded control arms and shocks work together to provide a more stable and controlled ride, whether you're on the street or off-road. While specific horsepower or torque gains are not applicable, the system significantly enhances your truck's suspension response, allowing for more aggressive driving and improved off-road traction. The shocks are tuned to deliver a balanced ride, reducing body roll and absorbing impacts effectively, resulting in a more comfortable and confident driving experience.

Installation & Fitment

The Fabtech 4-inch Uniball Upper Control Arm System is designed for a bolt-on installation, making it accessible for most DIY enthusiasts with basic mechanical skills. The kit mounts directly to factory locations without the need for cutting, welding, or extensive modifications. Proper alignment is recommended after installation to ensure optimal handling and tire wear. No additional tuning or adjustments are typically required, allowing you to enjoy your upgraded suspension quickly and efficiently.

• Designed specifically for 2014–2018 GM K1500 and Silverado 1500 models
• Supports a 4-inch lift height for increased ground clearance
• Includes all necessary components for a complete upgrade

What's Included

• Front Uniball Upper Control Arms (pair)
• Rear Performance Shocks (pair)
• All necessary mounting hardware and brackets
• Installation instructions

Ideal For

• Off-road enthusiasts seeking increased suspension travel and durability
• Truck owners wanting a reliable lift kit for improved ground clearance
• Daily drivers who desire enhanced ride quality and handling
• Customizers looking for a high-performance suspension upgrade