Fabtech 4" 4Link System with Coils & Stealth

2017–2021 Ford F250/F350 4WD Gas

Part #: K2254M

Overview

The Fabtech 4" 4Link System with Coils & Stealth is a high-performance suspension upgrade designed specifically for 2017–2021 Ford F250 and F350 4WD gas models. Built for enthusiasts who demand superior articulation, enhanced wheel travel, and improved off-road capability, this bolt-on system transforms your Super Duty truck into a more capable and confident off-road machine. Whether you're tackling rugged trails or seeking a more aggressive stance, this system offers the durability and performance you need.

Designed with precision and quality in mind, the Fabtech 4Link System provides a significant upgrade over stock suspension components. It is ideal for off-road enthusiasts, overlanders, and those looking to improve their truck's handling and stability during spirited driving or heavy-duty use. The system's robust construction ensures long-lasting performance while maintaining a factory-like fit and finish.

Key Features

The Fabtech 4" 4Link System incorporates advanced engineering and premium materials to deliver unmatched strength and articulation. Key features include:

• Heavy-wall 2-inch diameter links with race-style 1-inch Uniballs for maximum strength and durability in demanding off-road conditions.
• Thick 1/4-inch steel brackets that securely mount the links to the frame without the need for cutting or welding, simplifying installation and ensuring a clean, professional look.
• Complete with replacement coil springs designed to maintain ride quality and support increased wheel travel.
• Sway bar drop brackets to restore proper sway bar geometry and improve handling during off-road maneuvers.
• Included Pitman arm and rear block & U-bolt kit to complete the suspension upgrade, ensuring proper alignment and ride height.
• Stealth design elements that provide a clean, integrated appearance while maintaining high clearance and articulation.

Construction & Design

The system features heavy-duty, high-strength steel components engineered for maximum durability and longevity. The 2-inch diameter links are constructed from heavy-wall tubing, providing superior resistance to bending and flexing under extreme loads. The race-style 1-inch Uniballs are designed for smooth articulation and minimal wear, ensuring consistent performance over time. The brackets are precision-cut from 1/4-inch steel and TIG-welded for a strong, reliable connection that withstands the rigors of off-road driving.

The design emphasizes ease of installation, with all components engineered to bolt directly onto the factory mounting points. The system maintains factory ride quality during daily driving while offering enhanced off-road capability when needed. The inclusion of coil springs and sway bar drops ensures proper suspension geometry and handling characteristics are preserved or improved.

Performance & Sound

With the Fabtech 4" 4Link System, you'll experience improved wheel articulation, allowing your truck to better navigate uneven terrain and obstacles. The upgraded links and components help support increased wheel travel, resulting in a smoother ride over rough surfaces. While this system is primarily designed for off-road performance, it also enhances on-road handling by maintaining proper suspension geometry.

Installation & Fitment

The Fabtech 4" 4Link System is a bolt-on upgrade that requires no cutting or welding, making it accessible for experienced DIY enthusiasts and professional installers alike. The system mounts directly to the factory frame and suspension points, ensuring a precise fit. Some alignment adjustments may be necessary after installation to optimize handling and tire wear. Overall, the installation process is straightforward, and all necessary hardware is included.

• Designed specifically for 2017–2021 Ford F250 and F350 4WD gas models
• Compatible with factory or aftermarket wheels and tires (check specifications for clearance)
• Requires basic mechanical skills and standard tools for installation

What's Included

• Heavy-duty 2-inch diameter links with race-style 1-inch Uniballs
• Steel brackets for frame mounting
• Replacement coil springs
• Sway bar drop brackets
• Pitman arm
• Rear block and U-bolt kit
• All necessary hardware and mounting components

Ideal For

This suspension system is perfect for off-road enthusiasts, overlanders, and heavy-duty truck owners seeking increased articulation, wheel travel, and durability. It is well-suited for trail riding, rock crawling, and improving overall off-road performance while maintaining a comfortable ride on paved roads.