KYB KG54323 Shock Absorber - Front

KYB Gas-a-Just Front Shock for Jeep TJ and Wrangler

The KYB Gas-a-just KG54323 is a front suspension shock absorber built for 1997-2006 Jeep TJ and 1997-2006 Jeep Wrangler applications. Its monotube design separates gas and oil for quick response, consistent damping, and reduced fade during demanding driving.

Gas-a-just is KYB’s performance shock line for vehicles that work harder than stock, including Jeeps with towing loads, larger tires, or frequent off-road use. The KG54323 is engineered to add control without sacrificing everyday ride quality.

Key Features

• Adds up to 25% more damping performance over original equipment shocks
• Monotube construction with separate gas and oil chambers for fade-free operation
• High-pressure nitrogen gas helps deliver instant response and improved steering feel
• Triple chrome plated piston rod helps reduce seal wear and fluid leakage
• Designed specifically for Jeep suspension demands
• Includes dust cover
• Lower mount type: E3 (51.6 x 82 x 0); upper mount type: S1
• Compressed length: 12.6 in; extended length: 19.84 in; stroke length: 7.24 in

Product Details

KYB KG54323 is a front suspension shock absorber for Jeep TJ and Jeep Wrangler models from 1997 through 2006. The Gas-a-just monotube layout uses an air-free hydraulic working area for control and a separate high-pressure nitrogen chamber for added performance on demand. That design helps maintain consistent damping under load and supports vehicles that see heavier wheels, larger tires, or more aggressive use. This part number, KG54323, is a direct-fit suspension shock absorber for the listed front applications.

This part cross-references Monroe Shocks & Struts 911540 for the same application.

Common Issues It Can Address

• Excessive front-end bounce over bumps and rough pavement
• Reduced steering response during braking or lane changes
• Shock fade after repeated suspension movement
• Loss of control feel on Jeep TJ and Wrangler front suspension setups
• Wear-related leakage from aging front shocks

Installation Notes

Compatible With 1997-2006 Jeep TJ, front, and 1997-2006 Jeep Wrangler, front. Verify mount style and compressed/extended length before installation to confirm proper suspension travel. Replace shocks in matched axle pairs when servicing the front suspension, and inspect bushings, mounts, and surrounding hardware for wear before final assembly.

Quality Assurance

KYB designs Gas-a-just shocks with monotube construction and high-pressure gas separation to support consistent damping and responsive handling. The KG54323 is built to meet the demands of Jeep front suspension service while helping maintain the vehicle’s intended steering and stability characteristics.