KYB Gas-A-Just Gas Shock

2007–2018 Jeep Wrangler

Part #: 5550018

Overview

The KYB Gas-A-Just Gas Shock is engineered specifically for the rear suspension of Jeep Wrangler models from 2007 to 2018. Designed to enhance both on-road handling and off-road capability, these shocks deliver a balanced ride that improves vehicle control and comfort. Whether you drive a lifted Wrangler or a stock setup, the Gas-A-Just shocks provide consistent damping performance that reduces body roll and enhances stability across varied terrain.

Ideal for Jeep enthusiasts who demand durability and improved suspension response, these shocks help maintain tire contact with the road or trail surface, resulting in better traction and safer handling. The KYB Gas-A-Just shocks are a reliable upgrade for daily driving as well as rugged adventures, offering a smoother, more controlled ride experience.

Key Features

Built to meet the demands of Jeep Wrangler owners, the KYB Gas-A-Just Gas Shock incorporates advanced technology and robust construction to deliver superior performance. Key features include:

• Gas-charged design for consistent damping and reduced fade
• Improved handling with reduced body roll during cornering
• Enhanced ride comfort on rough and uneven surfaces
• Durable construction for long-lasting performance in harsh conditions
• Specifically tuned for lifted and stock Jeep Wrangler suspensions
• Corrosion-resistant finish to withstand off-road elements
• Direct replacement for factory rear shocks for easy installation
• Optimized for both on-road stability and off-road articulation

Construction & Design

The KYB Gas-A-Just shocks are built with high-quality materials and precision engineering to ensure reliability and durability. Featuring a monotube design, these shocks use high-pressure nitrogen gas to prevent foaming and maintain consistent damping performance under demanding conditions. The robust piston and valving system are calibrated to provide a smooth yet controlled ride, minimizing harshness without sacrificing handling precision.

The shock body is constructed from heavy-duty steel and finished with a corrosion-resistant coating, making it well-suited for exposure to mud, water, and road salt. This rugged design ensures the shocks maintain their performance and appearance over time, even in the toughest environments.

Installation & Fitment

The KYB Gas-A-Just Gas Shock is a direct-fit replacement for the rear shocks on 2007–2018 Jeep Wrangler models, requiring no modifications for installation. Designed to match the original mounting points and dimensions, these shocks can be installed using standard tools and basic mechanical knowledge. This makes upgrading your suspension straightforward and hassle-free, whether you are performing the installation yourself or having it done by a professional.

Proper installation ensures optimal shock performance and vehicle handling, so it is recommended to replace shocks in pairs for balanced suspension response.

What's Included

• One KYB Gas-A-Just rear gas shock (Part #5550018)
• Installation instructions

Ideal For

This shock absorber is ideal for Jeep Wrangler owners seeking to improve their vehicle’s suspension performance without compromising ride comfort. It is especially suited for those who have lifted their Wranglers and require shocks that can handle increased suspension travel and off-road demands. Daily drivers looking for enhanced stability and reduced body roll will also benefit from this upgrade.

KYB is a major shock and strut manufacturer supplying both OEM and aftermarket suspension components, with options that range from OE-replacement ride quality to more performance-oriented control. For enthusiasts, KYB upgrades are a solid way to restore damping performance and tighten handling feel with proven manufacturing scale and consistency.