JKS Manufacturing JSPEC Rear Gas Shock

2018–2026 Jeep Gladiator

JSPEC9327

Overview:

The JKS Manufacturing JSPEC 2.5"-3.5" Lift Rear Gas Shock is engineered specifically for Jeep Gladiator models from 2018 through 2026. Designed to complement lift kits and oversized tires, this rear gas shock enhances ride quality and handling for off-road enthusiasts and daily drivers alike. By matching the valving to JKS springs, these shocks deliver a balanced, controlled ride that improves vehicle stability and comfort over rough terrain and on-road conditions.

Ideal for Jeep Gladiator owners seeking to upgrade their suspension system with a reliable, performance-oriented component, the JSPEC rear shock is a direct bolt-on replacement that fits seamlessly without the need for modifications.

Key Features:

JKS Manufacturing has developed the JSPEC rear gas shock with precision tuning and durable construction to meet the demands of lifted Jeep Gladiators. Key features include:

• Custom valving specifically tuned for JKS JSPEC springs and suspension systems
• Steel-body twin-tube design for strength and long-lasting performance
• Internal Floating Piston (IFP) technology to eliminate oil aeration and maintain consistent damping
• Direct bolt-on replacement for easy installation in the rear position
• Optimized for 2.5" to 3.5" lift heights, accommodating larger tires and enhanced ground clearance
• Individually sold for flexible upgrade options
• Rigorously tested to ensure compatibility and performance with Jeep Gladiator models

Construction & Design:

The JSPEC rear gas shock features a robust steel body designed to withstand the rigors of off-road driving and lifted suspension setups. The twin-tube construction provides reliable damping characteristics, while the internal floating piston (IFP) design prevents oil aeration, ensuring smooth and consistent shock performance under demanding conditions. This shock absorber is engineered to work harmoniously with JKS springs, delivering a finely tuned suspension response that enhances both ride comfort and vehicle control.

Installation & Fitment:

Installation of the JKS JSPEC rear gas shock is straightforward, requiring no special tools or modifications. It is a direct bolt-on replacement for the rear shocks on Jeep Gladiator models from 2018 to 2026. Designed to fit a wide range of trims including 80th Anniversary, Altitude, Freedom, High Altitude, Launch Edition, Mojave, Overland, Rubicon, Sport, Sport S, Texas Trail, Willys, and Willys Sport, this shock integrates seamlessly with existing suspension components and lift kits.

What's Included:

• One (1) JKS Manufacturing JSPEC 2.5"-3.5" Lift Rear Gas Shock

Ideal For:

This rear gas shock is perfect for Jeep Gladiator owners who have installed or plan to install a 2.5" to 3.5" lift kit and larger tires. It is well-suited for off-road enthusiasts seeking improved suspension performance, enhanced ride quality, and better handling characteristics. Whether tackling rugged trails or cruising on pavement, the JSPEC shock provides a balanced and controlled driving experience.

JKS Manufacturing builds Jeep and off-road suspension parts—lift systems, control arms, track bars, disconnects, and supporting hardware—engineered for articulation and durability. It’s a popular choice for Wrangler and Gladiator owners looking to improve clearance, ride quality, and capability for real trail use.