FOX Perf Series 2.0 Smooth Body IFP Rear Shock

1986–1992 Jeep Comanche MJ 2-3" Lift, 1993–2004 Jeep Grand Cherokee ZJ & WJ 2.5-4" Lift

Part #: 985-24-131

Overview

The FOX Performance Series 2.0 Smooth Body Internal Floating Piston (IFP) Rear Shock is engineered to elevate the driving dynamics of lifted Jeep Comanche MJ and Grand Cherokee ZJ & WJ models. Designed specifically for vehicles with 2 to 4-inch suspension lifts, this rear shock absorber delivers superior damping control that balances comfort and off-road capability. Whether navigating rugged trails or cruising on pavement, these shocks provide consistent, reliable performance that enhances both ride quality and vehicle handling.

Ideal for Jeep enthusiasts seeking to upgrade their suspension system, the FOX Perf Series shocks incorporate race-proven technology to ensure durability and precision in demanding environments. This shock is a direct-fit replacement that improves suspension articulation and reduces harshness, making it a perfect choice for lifted Jeep owners who want to maintain control and comfort.

Key Features

FOX Performance Series shocks utilize advanced engineering to optimize ride and handling characteristics. Key features include:

• 2.0-inch smooth body design for enhanced strength and durability
• Internal Floating Piston (IFP) technology for consistent damping and reduced fade
• Race-proven valving tuned for a balance of on-road comfort and off-road control
• High-quality seals and materials to resist contamination and extend service life
• Designed specifically for lifted Jeep Comanche MJ (2-3" lift) and Grand Cherokee ZJ & WJ (2.5-4" lift)
• Direct bolt-on fitment with no modifications required
• Improved suspension articulation for better traction on uneven terrain
• Corrosion-resistant finish for long-lasting appearance and performance

Construction & Design

The FOX Perf Series 2.0 shocks feature a robust smooth body construction crafted from high-strength materials to withstand the rigors of off-road use. The internal floating piston design separates the nitrogen gas from the shock oil, preventing aeration and ensuring consistent damping performance under extreme conditions. Precision-machined components and premium seals contribute to leak-free operation and extended durability.

Each shock is engineered with race-inspired valving that adapts to varying terrain and driving styles, providing a smooth and controlled ride. The corrosion-resistant coating protects the shock body from environmental damage, maintaining both function and appearance over time.

Installation & Fitment

Installation of the FOX Perf Series 2.0 Rear Shock is straightforward and designed for direct replacement on lifted Jeep Comanche MJ models with 2-3 inch lifts and Grand Cherokee ZJ & WJ models with 2.5-4 inch lifts. No special tools or modifications are necessary, making it accessible for both professional installers and experienced DIY enthusiasts. Proper installation ensures optimal shock performance and vehicle handling.

What's Included

• One FOX Performance Series 2.0 Smooth Body IFP Rear Shock (driver or passenger side)
• Mounting hardware as required for fitment
• Installation instructions

Ideal For

This rear shock is ideal for Jeep owners who have lifted their Comanche MJ or Grand Cherokee ZJ & WJ and want to upgrade their suspension for improved ride comfort and off-road capability. It suits daily drivers, weekend trail riders, and off-road enthusiasts seeking reliable, high-performance shock absorbers that enhance vehicle control and durability under demanding conditions.

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.