Fabtech 4in 4Link Suspension System

2017–2021 Ford F250/F350 4WD Diesel

Part #: K2216

Overview

Upgrade your Ford Super Duty's suspension with the Fabtech 4in 4Link Suspension System, designed specifically for 2017 to 2021 Ford F250 and F350 4WD Diesel models. This bolt-on system delivers exceptional articulation and wheel travel, making it ideal for off-road enthusiasts, towing professionals, and those seeking improved ride quality and durability. With this system, you'll experience enhanced stability, better handling, and increased load-carrying capacity, all while maintaining a straightforward installation process.

Whether you're tackling rugged trails or hauling heavy loads, this 4Link suspension system provides the performance and reliability you need. Its robust construction and race-inspired components ensure your vehicle can handle demanding conditions with confidence, all while offering a smooth, controlled ride on daily drives.

Key Features

This suspension system is engineered with high-quality materials and innovative design features to maximize performance and longevity. Key features include:

• Heavy-wall 2" diameter links constructed from durable steel for superior strength and resistance to bending or flexing under load.
• Race-style 1" Uniballs at each link end, providing smooth articulation and reducing wear over time, ideal for off-road use and aggressive driving.
• Thick 1/4" steel brackets that securely mount the 4 links to the vehicle's frame without the need for cutting or welding, simplifying installation.
• Compatibility with factory coil springs, allowing for easy replacement and customization of ride height and stiffness.
• Includes sway bar drops, trac bar relocation bracket, and a Pitman arm to ensure proper geometry and alignment after installation.
• Rear block and U-bolt kit included to restore proper ride height and axle positioning.
• Designed for bolt-on installation, minimizing downtime and complexity.
• Optimized for improved articulation, wheel travel, and overall suspension performance.

Construction & Design

The Fabtech 4Link Suspension System features heavy-duty steel components crafted for maximum strength and durability. The 2" diameter links are made from thick-walled steel tubing, providing resistance against bending and flexing during demanding off-road conditions. The race-style 1" Uniballs are precision-machined and TIG-welded for a secure fit and long-lasting performance, allowing for smooth articulation and reduced wear.

The mounting brackets are fabricated from 1/4" steel, ensuring a solid connection to the vehicle's frame without the need for cutting or welding, making the installation process straightforward for experienced DIY enthusiasts or professional installers. The system's design maintains proper suspension geometry, preventing unwanted caster or camber changes and ensuring predictable handling and tire wear.

Performance & Sound

This suspension system is engineered to provide a significant upgrade in articulation and wheel travel, enabling your vehicle to handle rough terrain with ease. The increased articulation improves traction and stability during off-road adventures, while the heavy-duty components support higher loads and towing capacity. The system's design also helps maintain a comfortable ride on paved roads, with reduced body roll and improved handling response.

Installation & Fitment

The Fabtech 4in 4Link Suspension System is designed for bolt-on installation, requiring no cutting or welding. Basic mechanical skills and standard tools are sufficient to complete the upgrade. The included brackets and components are engineered to fit precisely with factory mounting points, ensuring a secure and reliable installation. Some alignment adjustment may be necessary after installation to optimize handling and tire wear.

• Installation typically requires 4–6 hours depending on experience and tools available.
• No cutting, drilling, or welding is required.
• Professional alignment is recommended after installation to ensure optimal performance.

What's Included

• Heavy-wall 2" diameter steel links with race-style 1" Uniballs
• Steel mounting brackets for frame attachment
• Sway bar drop brackets
• Trac bar relocation bracket
• Pitman arm
• Rear block and U-bolt kit
• All necessary hardware and mounting components
• Installation instructions

Ideal For

This suspension system is perfect for off-road enthusiasts, towing professionals, and anyone looking to improve their Ford F250/F350's suspension performance. It offers increased articulation, durability, and load capacity, making it suitable for rugged terrain, heavy hauling, and demanding driving conditions.