FOX Performance Series Smooth Remote Reservoir Shock (Rear)

2014–2025 Ram 3500 6.7L Diesel / 6.4L 392 / 2014–2018 Ram 3500 5.7L Hemi

Part #: 985-24-258

Overview

The FOX 2.0 Performance Series Smooth Remote Reservoir Shock is engineered to elevate the suspension performance of your Ram 3500, whether you’re tackling rugged off-road terrain or cruising on the highway. Designed specifically for the 2014 to 2025 Ram 3500 models equipped with 6.7L Diesel, 6.4L 392, and 2014 to 2018 models with the 5.7L Hemi engine, this rear shock absorber delivers a perfect balance of comfort and control.

Built with FOX’s race-proven damping technology, these shocks provide consistent and predictable handling, reducing harshness and improving stability in demanding driving conditions. Ideal for truck owners who require enhanced suspension performance without sacrificing ride quality, the FOX 2.0 Performance Series shock is a reliable upgrade for both daily driving and heavy-duty use.

Key Features

FOX Performance Series shocks incorporate advanced technology and durable construction to optimize your vehicle’s suspension system. Key features include:

• Race-proven damping control for superior on-road comfort and off-road capability
• Remote reservoir design to improve heat dissipation and maintain consistent performance under heavy use
• High-flow internal valving for smooth, responsive shock action
• Durable anodized aluminum body for corrosion resistance and long-lasting durability
• Precision-engineered piston and shaft for reduced friction and enhanced shock life
• Designed specifically for Ram 3500 rear suspension applications with select engine options
• Improved ride quality by absorbing bumps and rough terrain effectively
• Easy integration with existing suspension components without extensive modifications

Construction & Design

The FOX 2.0 Performance Series shock features a robust anodized aluminum body that resists corrosion and withstands harsh environmental conditions. The remote reservoir design increases fluid capacity and surface area, allowing for better heat management during prolonged or aggressive driving. This prevents shock fade and ensures consistent damping performance.

Inside, the shock utilizes a high-flow valving system and a precision-machined piston that work together to deliver smooth, controlled compression and rebound. The shaft is treated for enhanced durability and reduced wear, extending the service life of the shock. Every component is engineered to meet the rigorous demands of heavy-duty truck applications.

Installation & Fitment

Installation of the FOX 2.0 Performance Series Smooth Remote Reservoir Shock is straightforward for experienced mechanics and enthusiasts familiar with suspension upgrades. It is designed as a direct fit replacement for the rear shocks on 2014–2025 Ram 3500 models with 6.7L Diesel and 6.4L 392 engines, as well as 2014–2018 models with the 5.7L Hemi engine. No major modifications or special tools are typically required, allowing for a hassle-free upgrade that restores and enhances your truck’s suspension performance.

What's Included

• One FOX 2.0 Performance Series Smooth Remote Reservoir Rear Shock
• Remote reservoir with mounting hardware
• Installation instructions

Ideal For

This shock is ideal for Ram 3500 owners who demand improved suspension performance for towing, hauling, off-road adventures, or enhanced daily driving comfort. It suits enthusiasts looking to upgrade their truck’s rear suspension with a high-quality, race-proven component that balances durability, comfort, and control.

FOX (RideFOX) is a top-tier suspension brand producing high-performance shocks and components for trucks, UTVs, and motorsports applications. Known for race-proven engineering and tunability, FOX products are built to handle harsh impacts, high speeds, and demanding off-road conditions while keeping the vehicle controlled and composed.