Superlift Lift Kit Coil Spacer Component Box

2014–2017 Ram 2500 5.7L Hemi / 6.4L 392 / 6.7L Diesel

Part #: 4689-1

Overview

The Superlift 4-inch Lift Kit Coil Spacer Component Box is engineered specifically for the rear suspension of 2014 to 2017 Ram 2500 models equipped with 5.7L Hemi, 6.4L 392, or 6.7L Diesel engines. Designed by true truck and off-road enthusiasts, Superlift delivers a reliable and effective solution to increase your truck’s ride height, improving ground clearance and allowing for larger tires without compromising on-road drivability.

This coil spacer kit is ideal for Ram 2500 owners seeking a moderate lift that enhances both the appearance and off-road capability of their truck while maintaining factory ride quality. Superlift’s commitment to quality and customer satisfaction ensures that this component box performs better than advertised, whether you spend most of your time on pavement or tackling rugged terrain.

Key Features

Superlift’s coil spacer component box offers a range of benefits designed to improve your Ram 2500’s suspension performance and durability:

• Provides a 4-inch rear lift to increase ground clearance and suspension travel
• Maintains factory ride quality and handling characteristics
• Compatible with 2014–2017 Ram 2500 models with 5.7L Hemi, 6.4L 392, and 6.7L Diesel engines
• Allows for installation of larger tires without rubbing or suspension interference
• Constructed to integrate seamlessly with existing suspension components
• Designed and tested by experienced off-road enthusiasts for real-world durability
• Includes all necessary hardware for a straightforward installation
• Enhances vehicle stance and off-road capability without compromising on-road comfort

Construction & Design

Superlift’s coil spacer components are manufactured from high-strength materials engineered to withstand the rigors of off-road use and heavy-duty applications. Precision machining and durable finishes ensure long-lasting performance and resistance to corrosion. The design maintains proper suspension geometry, preventing adverse effects on handling or drivetrain components. Each spacer is crafted to fit perfectly within the coil spring assembly, providing a secure and stable lift.

Installation & Fitment

Installation of the Superlift 4-inch coil spacer component box is designed to be straightforward for experienced mechanics or professional installers. The kit fits directly onto the rear coil springs of 2014–2017 Ram 2500 trucks with the specified engines, requiring no major modifications to the suspension system. Installation time varies depending on tools and experience but generally involves removing the rear coil springs, placing the spacers, and reassembling the suspension. Superlift recommends consulting with a professional or their technical support team to ensure proper fitment and installation.

What's Included

• Rear coil spacer components designed for a 4-inch lift
• All necessary mounting hardware and fasteners
• Detailed installation instructions

Ideal For

This coil spacer component box is perfect for Ram 2500 owners who want to achieve a moderate rear lift to improve off-road clearance and accommodate larger tires without sacrificing ride comfort. It suits enthusiasts who use their trucks for daily driving as well as weekend off-roading, and those who value a quality suspension upgrade backed by decades of Superlift expertise.

Superlift Suspension Systems builds lift kits, leveling systems, shocks, and steering components engineered to increase ground clearance while keeping suspension geometry and control dialed in for real off-road use. It’s a staple brand for truck and SUV enthusiasts who want stronger stance and trail capability without giving up stability and ride confidence on the street.