Superlift Lift Shock Box with Radius Arms

2013–2018 Ram 3500 6.7L Diesel, 2014–2018 Ram 3500 6.4L 392, 2013–2018 Ram 3500 5.7L Hemi

Part #: 84036

Overview

The Superlift 4-inch Lift Shock Box with Radius Arms is engineered specifically for Ram 3500 trucks equipped with 6.7L Diesel, 6.4L 392, and 5.7L Hemi engines from model years 2013 through 2018. Designed to provide a reliable and durable suspension lift, this kit enhances your truck’s off-road capability while maintaining excellent on-road handling and ride quality. Whether you’re upgrading for improved ground clearance, better suspension articulation, or a more aggressive stance, this Superlift solution delivers consistent performance and long-lasting durability.

Superlift has been a trusted name in suspension systems since 1975, built by true truck and off-road enthusiasts who understand the demands of both daily driving and rugged terrain. This lift shock box and radius arm combination is crafted to meet the needs of Ram 3500 owners who want a dependable lift kit that performs well on highways and trails alike.

Key Features

This lift shock box with radius arms offers a range of benefits engineered for heavy-duty trucks:

• 4-inch suspension lift designed to increase ground clearance and accommodate larger tires
• Precision-engineered radius arms for improved suspension geometry and enhanced axle control
• Heavy-duty shock boxes that provide secure mounting points for upgraded shocks
• Durable construction to withstand off-road abuse and heavy loads
• Maintains factory ride quality and handling characteristics for on-road comfort
• Compatible with Ram 3500 models equipped with 6.7L Diesel, 6.4L 392, and 5.7L Hemi engines
• Designed and tested by off-road enthusiasts for real-world performance
• Includes all necessary hardware for a complete installation

Construction & Design

Superlift’s lift shock box and radius arms are constructed from high-strength steel to ensure maximum durability and resistance to bending or fatigue. The components are precision-fabricated and powder-coated to provide corrosion resistance and a long service life, even under harsh environmental conditions. The radius arms are engineered to optimize suspension articulation and maintain proper alignment angles, reducing wear on drivetrain components and improving overall vehicle stability.

The shock boxes are designed to securely house upgraded shocks, allowing for improved damping and ride control. This combination of robust materials and thoughtful engineering results in a suspension lift that balances toughness with refined performance.

Installation & Fitment

Installation of the Superlift 4-inch Lift Shock Box with Radius Arms is straightforward for experienced mechanics and professional installers. The kit is designed as a direct fit for 2013–2018 Ram 3500 trucks with the specified engines, requiring no major modifications to the frame or suspension components. All necessary mounting hardware is included, and detailed instructions guide you through each step to ensure proper alignment and secure installation.

While installation can be completed with standard tools, it is recommended to have the vehicle professionally aligned after the lift is installed to maintain optimal handling and tire wear.

What's Included

• 4-inch lift shock boxes
• Heavy-duty radius arms
• All mounting hardware and brackets
• Installation instructions

Ideal For

This Superlift lift shock box and radius arm kit is ideal for Ram 3500 owners who demand a reliable suspension upgrade that enhances off-road capability without sacrificing on-road comfort. It suits truck enthusiasts who use their vehicles for towing, hauling, or recreational off-roading and want a proven lift solution that maintains factory-like handling characteristics. If you’re looking to fit larger tires or improve your truck’s stance and ground clearance, this kit offers a balanced and durable option 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.