KYB 554145 Shock Absorber - Rear

Overview of KYB Gas-a-just Suspension Shock Absorber

The KYB Gas-a-just 554145 suspension shock absorber is engineered for the Kia Sedona, providing reliable damping performance tailored to this vehicle. Designed to restore original handling and ride comfort, this shock absorber meets precise fitment specifications for optimal suspension function.

• Compressed length: 12.16 inches
• Extended length: 18.85 inches
• Stroke length: 6.69 inches
• Lower mount type: E2 (16x38)
• Upper mount type: S1 (12mm)
• Includes dust cover for protection
• R-stop included for rebound control
• No internal rebound spring or B-stop

Details on KYB Gas-a-just Product Line

The Gas-a-just line from KYB is designed to provide consistent gas-charged shock absorbers that maintain vehicle stability and control. This product line focuses on delivering precise damping characteristics to improve ride quality and handling for vehicles like the Kia Sedona. The 554145 shock absorber is part of this line, offering a balance between comfort and performance through its gas-charged design and specific mounting configurations.

Technical Description and Specifications

This KYB Gas-a-just shock absorber features a compressed length of 12.16 inches and an extended length of 18.85 inches, with a stroke length of 6.69 inches, ensuring proper suspension travel for the Kia Sedona. The lower mount uses an E2 (16x38) fitting, while the upper mount is an S1 (12mm) type, matching factory mounting points for straightforward installation. The inclusion of a dust cover helps protect the shock shaft from debris and extends service life. The R-stop feature provides rebound control, enhancing vehicle stability during suspension extension, while the absence of an internal rebound spring and B-stop indicates a design focused on smooth damping without additional internal components.

Common Applications and Problem Solving

• Restores original ride comfort and handling on Kia Sedona models
• Reduces excessive bouncing and body roll during driving
• Addresses noise and vibration issues caused by worn shocks
• Improves vehicle stability on uneven or rough roads
• Prevents premature tire wear related to suspension problems

Installation Notes and Tips

• Verify compatibility with Kia Sedona before installation
• Ensure mounting points (E2 lower and S1 upper) align correctly
• Inspect dust cover for damage and replace if necessary
• Use proper torque specifications to avoid mounting hardware issues
• Check suspension components for wear during installation

Quality Assurance and Warranty

KYB manufactures the Gas-a-just 554145 shock absorber to meet OEM standards for durability and performance. This part undergoes rigorous quality control to ensure consistent damping characteristics and fitment accuracy. Warranty coverage details should be confirmed with the distributor or retailer, as KYB typically offers limited warranties on their suspension components.