Fabtech K2128DL

2008–2016 Ford F250/F350 4WD

Part #: K2128DL

Overview

The Fabtech 8" Radius Arm System with Coils, Rear Leaf Springs, and Dual Shocks is a comprehensive suspension upgrade designed specifically for Ford F250 and F350 4WD trucks from 2008 to 2016. This system is engineered to deliver exceptional off-road capability, improved ride height, and enhanced handling performance. Whether you're tackling rugged trails, hauling heavy loads, or seeking a commanding stance, this kit provides the durability and functionality needed for demanding applications.

Built with performance enthusiasts and off-road adventurers in mind, this kit transforms your truck's suspension to support increased ground clearance and articulation. The combination of high-quality components ensures your vehicle maintains stability and control while providing a smooth, confident ride both on and off the pavement.

Key Features

Designed with precision and durability in mind, the Fabtech Radius Arm System incorporates several innovative features to optimize your truck's performance:

• Full tubular radius arms reinforced with dimple die side plates provide superior strength and durability, resisting bending and flexing during aggressive off-road use.
• An adjustable alignment cam at the axle allows for precise caster adjustments, ensuring proper alignment and steering response after installation.
• Front spring lift includes 8-inch replacement coil springs, offering increased ground clearance and a commanding stance for off-road adventures or heavy-duty towing.
• The system includes a Trac Bar relocation bracket to maintain proper axle positioning and reduce lateral movement, enhancing stability during spirited driving or challenging terrain.
• High-quality Pitman arm and sway bar drop brackets are included to restore factory geometry and improve handling characteristics.
• U-bolt kit and replacement rear leaf springs are part of the package, supporting load-carrying capacity and ride quality for heavy-duty applications.
• Complete with front and rear 2.25-inch Dirt Logic stainless steel shocks, this suspension provides excellent damping, heat resistance, and longevity, ensuring a smooth ride over rough terrain.
• All components are engineered for easy bolt-on installation, with compatibility designed to fit your specific truck model without the need for extensive modifications.

Construction & Design

The Fabtech Radius Arm System features a robust construction utilizing high-strength tubular steel for the radius arms, ensuring maximum durability and resistance to impacts encountered during off-road driving. The dimple die side plates add extra reinforcement, preventing flex and maintaining alignment integrity under heavy loads.

The coil springs are engineered to provide a reliable lift height of 8 inches, crafted from high-quality steel to withstand the stresses of off-road terrain and towing. The stainless steel Dirt Logic shocks are TIG-welded and designed for superior corrosion resistance, offering consistent damping performance over time.

This system's design emphasizes precise fitment and ease of installation, with components developed through CAD modeling and rigorous testing to ensure optimal performance and longevity. The inclusion of adjustable components allows for fine-tuning alignment and handling characteristics to match your driving style and terrain demands.

Performance & Sound

With this suspension upgrade, your Ford F250 or F350 will experience significantly improved off-road articulation, ground clearance, and load-carrying capacity. The upgraded shocks and reinforced arms help support increased horsepower and torque, providing a more responsive and controlled driving experience. While specific horsepower gains depend on your vehicle's modifications, this system ensures your suspension can handle the added performance reliably.

The system also enhances your truck's stance, giving it a more aggressive and commanding appearance. The increased lift height and upgraded components contribute to a more confident driving feel, whether you're navigating rocky trails or hauling heavy loads.

Installation & Fitment

The Fabtech 8" Radius Arm System is designed for a straightforward bolt-on installation, utilizing existing factory mounting points and hardware where applicable. No cutting, drilling, or extensive modifications are required in most cases, making it accessible for experienced DIY enthusiasts and professional installers alike. Basic mechanical skills and standard tools are sufficient to complete the upgrade.

Proper alignment is recommended after installation to ensure optimal handling and tire wear. It is advisable to have a professional alignment performed to maximize the benefits of this suspension system.

• Complete bolt-on installation with no need for cutting or welding in most applications
• Includes all necessary hardware and components for a comprehensive upgrade

What's Included

• Full set of tubular radius arms with dimple die reinforcement
• 8-inch replacement coil springs for front lift
• Trac Bar relocation bracket
• Pitman arm and sway bar drop brackets
• U-bolt kit and replacement rear leaf springs
• Front and rear Dirt Logic stainless steel shocks (2.25-inch diameter)
• All necessary mounting hardware and instructions

Ideal For

This suspension system is ideal for off-road enthusiasts, heavy-duty truck users, and anyone looking to significantly increase their Ford F250/F350's ground clearance and load capacity. It is perfect for trail riding, rock crawling, towing, and hauling heavy loads, providing the strength and performance needed for demanding conditions.

Emissions Note

This product is designed for off-road use and may not be legal for street use in all jurisdictions. Please check local regulations regarding emissions compliance before installation.