KYB 554377 Shock Absorber - Rear

Overview of KYB Gas-a-just Shock Absorber 554377

The KYB Gas-a-just Suspension Shock Absorber 554377 is engineered for Jeep Grand Cherokee models requiring reliable suspension performance. Designed to restore original handling and control, this shock absorber offers precise damping characteristics tailored to your vehicle's needs.

• Compressed length: 15.47 inches
• Extended length: 24.4 inches
• Stroke length: 8.93 inches
• Lower mount type: E2(12x40)
• Upper mount type: E2(12x46)
• Includes dust cover for protection
• R-stop feature included for controlled rebound
• No internal rebound spring or B-stop

Detailed Product Features and Specifications

This KYB Gas-a-just shock absorber (part number 554377) is specifically designed for the Jeep Grand Cherokee, ensuring compatibility and optimal fitment. The shock features a compressed length of 15.47 inches and an extended length of 24.4 inches, providing a stroke length of 8.93 inches to accommodate suspension travel. The upper and lower mounts use E2 style fittings with dimensions 12x46 and 12x40 respectively, facilitating straightforward installation on compatible suspension setups.

The inclusion of a dust cover helps protect the shock shaft from debris and environmental elements, extending the service life of the component. The R-stop feature is integrated to control rebound travel, enhancing vehicle stability during operation. This shock absorber does not include an internal rebound spring or B-stop, which aligns with the design parameters of the Gas-a-just product line.

About the KYB Gas-a-just Product Line

The Gas-a-just line from KYB is designed to provide consistent gas-charged damping performance for a wide range of vehicles, including SUVs like the Jeep Grand Cherokee. This product line focuses on restoring factory ride quality and handling characteristics by using high-pressure gas to reduce shock fade and improve response. The 554377 shock absorber exemplifies these principles with its precise engineering and durable construction.

Common Applications and Problem Solving

• Restores original suspension performance on Jeep Grand Cherokee models
• Reduces excessive body roll and improves vehicle stability
• Addresses worn or leaking shock absorbers causing poor ride quality
• Minimizes suspension noise and harshness from damaged shocks
• Improves control during braking and cornering maneuvers

Installation Notes and Tips

When installing the KYB Gas-a-just shock absorber 554377, ensure the vehicle is securely lifted and supported. Verify the upper and lower mount types (E2 12x46 upper and E2 12x40 lower) match your Jeep Grand Cherokee’s suspension mounts. It is recommended to replace shocks in pairs to maintain balanced handling. Inspect mounting hardware and replace if worn or damaged. The included dust cover should be positioned correctly to protect the shock shaft from contaminants.

Quality Assurance and Warranty

KYB manufactures the Gas-a-just shock absorbers to meet or exceed OEM specifications, ensuring durability and consistent performance. This part number 554377 is backed by KYB’s quality standards. Please refer to KYB’s official warranty policy for detailed coverage information.