Fabtech Dirt Logic 2.5 Reservoir Coilover Pair

2014–2018 GM C/K1500 6-Inch Front Coilover Suspension System

Part #: FTS21177

Overview

The Fabtech Dirt Logic 2.5 Reservoir Coilovers are engineered to deliver exceptional off-road performance and durability for your GM C/K1500 pickup. Designed with serious off-road enthusiasts in mind, these coilovers provide superior damping capacity and adjustability to handle rough terrains, desert racing, and aggressive trail driving. Whether you're upgrading your truck for weekend adventures or competitive off-road events, these coilovers are built to support your vehicle's performance and reliability.

Built from high-quality materials and developed through extensive desert racing experience, the Dirt Logic 2.5 coilovers help you achieve improved ride control, stability, and handling in demanding conditions. The adjustable coilover construction allows you to fine-tune your suspension setup for optimal performance, ensuring your vehicle responds precisely to your driving style and terrain challenges.

Key Features

The Fabtech Dirt Logic 2.5 Reservoir Coilovers incorporate advanced features that set them apart from standard suspension components:

• 2.5-inch OD stainless steel body provides excellent strength and corrosion resistance, ensuring long-lasting performance in harsh environments.
• 2.25-inch OD billet aluminum piston offers precise damping control and durability for aggressive off-road use.
• 7/8-inch NitroSteel black piston rod delivers superior strength and fatigue resistance, maintaining consistent performance over time.
• Cold wound coil springs are designed for optimal load support and flexibility, enhancing ride quality and handling.
• Adjustable coilover construction allows for easy tuning of ride height and damping settings to match your specific driving needs.
• 5/8-inch spherical ball mounting ends provide precise articulation and reduce stress on suspension components, improving overall durability.
• 2.50-inch OD aluminum reservoir with braided steel lines helps dissipate heat and maintain consistent damping performance during extended off-road sessions.

Construction & Design

The Dirt Logic 2.5 coilovers feature a robust construction designed to withstand the rigors of off-road driving. The stainless steel body ensures corrosion resistance, while the billet aluminum piston and reservoir components contribute to lightweight strength and heat dissipation. The cold wound coil springs are engineered for durability and consistent performance, even under extreme conditions. The adjustable design allows you to tailor the suspension to your vehicle's setup, providing a balance of comfort and control. Spherical ball ends enhance articulation and reduce wear, ensuring reliable operation over time.

Performance & Sound

These coilovers are built to deliver exceptional damping capacity, providing a smooth yet controlled ride over rough terrain. The reservoir design helps manage heat buildup during prolonged off-road use, maintaining consistent damping performance. While specific horsepower or flow gains are not applicable, you can expect improved handling, stability, and ride quality compared to stock suspension components. The adjustable features enable you to optimize your setup for various terrains and driving styles.

Installation & Fitment

The Fabtech Dirt Logic 2.5 Reservoir Coilovers are designed as a direct bolt-on upgrade for your GM C/K1500 pickup from 2014 to 2018 with a 6-inch lift. Installation typically involves replacing the factory front coil springs and shocks with these coilovers, and no cutting or drilling is required. Basic mechanical skills and standard tools are sufficient for installation. For best results, professional installation or alignment is recommended to ensure proper fitment and performance.

• Direct bolt-on replacement for factory front coil springs and shocks
• No cutting, drilling, or modifications required
• Designed for 6-inch lift applications on GM C/K1500 trucks (2014–2018)

What's Included

• Pair of front Dirt Logic 2.5 Reservoir Coilovers
• All necessary mounting hardware and components
• Installation instructions

Ideal For

This suspension upgrade is perfect for off-road enthusiasts, desert racers, and truck owners seeking enhanced ride control, durability, and adjustability. Whether you're tackling rocky trails, sandy dunes, or demanding terrain, these coilovers will help you push your vehicle to the limit while maintaining reliability and comfort.

Emissions Note

These coilovers are designed for off-road use only and are not emissions-compliant for street use. Please verify local regulations before installation if you plan to use your vehicle on public roads.