KYB KG5508 Shock Absorber - Rear

Overview of KYB Gas-a-just Suspension Shock Absorber KG5508

The KYB Gas-a-just shock absorber KG5508 is engineered for reliable suspension performance on select Buick, Cadillac, and Oldsmobile models. Designed to restore factory ride quality, this shock absorber is compatible with vehicles such as the Buick LeSabre, Cadillac DeVille, and Oldsmobile Delta 88.

• Compressed length: 14.53 inches
• Extended length: 23.78 inches
• Stroke length: 9.25 inches
• Lower mount type: E1
• Upper mount type: E3 (61.6x87x20)
• Includes dust cover for protection
• No internal rebound spring
• No B-stop or R-stop components

Details on KYB Gas-a-just Shock Absorber Features

The KYB Gas-a-just line is designed to provide consistent damping performance by using pressurized nitrogen gas to reduce aeration and foaming inside the shock. The KG5508 model features a compressed length of 14.53 inches and an extended length of 23.78 inches, with a stroke length of 9.25 inches, ensuring proper fit and function for the specified vehicle applications. The shock uses an E1 lower mount and an E3 upper mount measuring 61.6 by 87 by 20 millimeters, which matches the original equipment specifications for the Buick LeSabre, Cadillac DeVille, and Oldsmobile Delta 88. A dust cover is included to protect the piston rod from dirt and debris, extending the service life of the shock absorber.

Compatible Vehicles and Applications

This KYB Gas-a-just shock absorber KG5508 is compatible with the following vehicles:

• Buick LeSabre
• Cadillac DeVille
• Oldsmobile Delta 88

It is designed to replace worn or damaged shocks on these models, restoring handling stability and ride comfort.

Common Suspension Issues Addressed

• Excessive body roll during cornering
• Reduced ride comfort due to worn shocks
• Increased stopping distance from poor shock absorption
• Uneven tire wear caused by suspension instability
• Noise or vibration from damaged shock components

Installation Notes and Tips

When installing the KYB Gas-a-just KG5508 shock absorber, ensure the vehicle is securely lifted and supported. Verify the upper and lower mount types (E3 and E1 respectively) match the vehicle’s mounting points. The included dust cover should be properly positioned to protect the piston rod. No internal rebound spring or bump stops are included, so inspect existing components for wear and replace if necessary. Torque all fasteners to manufacturer specifications for safe and effective operation.

Quality Assurance and Warranty

KYB Gas-a-just shocks are manufactured to meet or exceed OEM standards for durability and performance. The KG5508 shock absorber undergoes rigorous testing to ensure consistent damping and long service life. KYB typically offers a limited warranty on their shock absorbers; please refer to KYB’s official warranty documentation for specific terms related to this part.