Fabtech 6" 4-Link System with Coils & DLSS Shocks

2017–2021 Ford F250/F350 4WD Diesel

Part #: K2219DL

Overview

The Fabtech 6" 4-Link System with Coils & DLSS Shocks is a high-performance suspension upgrade designed specifically for Ford F250 and F350 4WD Diesel trucks from 2017 to 2021. Engineered to deliver exceptional articulation, increased wheel travel, and improved off-road capability, this system is ideal for enthusiasts seeking to enhance their truck’s performance both on and off the pavement. Whether you're tackling rugged trails, towing heavy loads, or simply looking to improve your vehicle's stance and handling, this bolt-on suspension system provides a reliable and durable solution.

Built with heavy-duty components and race-inspired design, this 4-Link system ensures your truck maintains superior stability and control under demanding conditions. The system's innovative features help support larger tires, improve ride quality, and provide a more aggressive stance, making it a perfect choice for off-road enthusiasts and daily drivers alike.

Key Features

The Fabtech 4-Link System incorporates advanced engineering and premium materials to optimize your truck’s suspension performance. Key features include:

• Heavy wall 2" diameter links with race-style 1" Uniballs for maximum strength and durability, ensuring reliable performance under heavy loads and aggressive driving conditions.
• Thick 1/4" steel brackets that securely attach the links to the frame without the need for cutting or welding, simplifying installation and maintaining factory integrity.
• Designed to work seamlessly with your existing coil springs, allowing for a customizable ride height and improved handling characteristics.
• Sway bar drops and trac bar relocation brackets included to restore proper geometry and enhance stability during off-road maneuvers.
• Complete with a Pitman arm and rear block & u-bolt kit, providing a comprehensive suspension upgrade for improved articulation and load support.
• Compatible with factory or aftermarket coil springs for tailored ride comfort and performance.
• Constructed with high-quality steel and precision manufacturing to withstand harsh off-road environments and heavy-duty use.

Construction & Design

The Fabtech 4-Link System features robust, heavy-duty components designed for maximum strength and longevity. The 2" diameter heavy wall links are constructed from high-grade steel, with race-style 1" Uniballs that offer superior articulation and reduced wear over traditional bushings. The brackets are fabricated from 1/4" steel plate, ensuring a secure and rigid connection to the vehicle's frame without the need for cutting or welding, preserving the factory structure.

The system's design emphasizes precise geometry and durability, with CAD-developed components that optimize wheel travel and articulation. The inclusion of sway bar drops and trac bar brackets ensures proper alignment and handling, even in challenging off-road conditions. The use of high-quality materials and TIG welding techniques enhances the overall strength and reliability of the suspension system.

Performance & Sound

This suspension upgrade significantly improves your truck's off-road articulation and wheel travel, allowing for better traction and control on uneven terrain. The heavy-duty links and race-style Uniballs help support increased suspension movement, translating to a more responsive and confident driving experience. While this system is primarily designed for off-road performance, it also enhances on-road stability and handling, especially when carrying heavy loads or towing.

Installation & Fitment

The Fabtech 6" 4-Link System is a bolt-on upgrade that requires no cutting or welding, making installation straightforward for experienced DIY enthusiasts or professional installers. The system mounts directly to factory frame points using supplied brackets, ensuring a secure fit. Some alignment adjustment may be necessary after installation to optimize handling and tire wear. Basic mechanical skills and standard tools are recommended for proper installation.

• No cutting, drilling, or welding required
• Designed for easy bolt-on installation
• Compatible with factory or aftermarket coil springs

What's Included

• Heavy-duty 2" diameter links with race-style 1" Uniballs
• Steel brackets for frame mounting
• 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

• Off-road enthusiasts seeking maximum articulation and wheel travel
• Heavy-duty towing and hauling applications
• Truck owners wanting to improve stance and handling
• Performance-minded drivers looking for a durable suspension upgrade

Emissions Note

This product is designed for off-road use and may not be emissions compliant in all areas. Please verify local regulations before installation. This system is intended for use on vehicles that are not subject to emissions testing or are registered in areas where off-road modifications are permitted.