KYB KG4540 Shock Absorber - Front

Overview of KYB Gas-a-just Suspension Shock Absorber KG4540

The KYB Gas-a-just shock absorber KG4540 is engineered for Jaguar models including the XJ, XJ6, XJ12, and XJS. Designed to restore original handling and ride comfort, this suspension shock absorber offers precise damping performance tailored to these vehicles.

• Compressed length: 11.42 inches
• Extended length: 18.31 inches
• Stroke length: 6.89 inches
• Lower mount type: E2 (11.1x32)
• Upper mount type: S1
• Includes dust cover for added protection
• No internal rebound spring, B-stop, or R-stop

Detailed Product Features and Specifications

The KYB Gas-a-just KG4540 shock absorber features a compressed length of 11.42 inches and an extended length of 18.31 inches, providing a stroke length of 6.89 inches. The lower mount uses an E2 style with dimensions 11.1 by 32 mm, while the upper mount is an S1 type, ensuring proper fitment and secure installation on compatible Jaguar models. This shock absorber includes a dust cover to protect internal components from dirt and debris, enhancing durability. It does not include an internal rebound spring, B-stop, or R-stop, which aligns with the original equipment specifications for the listed Jaguar vehicles.

About the KYB Gas-a-just Product Line

The Gas-a-just line from KYB is designed to provide consistent gas pressure and damping force for improved vehicle control and ride quality. This product line focuses on delivering reliable shock absorber performance that matches or exceeds original equipment standards. The KG4540 model within the Gas-a-just range is specifically engineered to meet the suspension requirements of Jaguar XJ series vehicles, ensuring a balance between comfort and handling.

Common Applications and Problem Solving

• Restores proper suspension damping on Jaguar XJ, XJ6, XJ12, and XJS models
• Reduces excessive bouncing and improves ride stability
• Eliminates noise and vibration caused by worn shock absorbers
• Prevents premature tire wear due to suspension issues
• Enhances vehicle control during cornering and braking

Installation Notes and Tips

When installing the KYB Gas-a-just KG4540 shock absorber, ensure the correct orientation of the E2 lower mount and S1 upper mount for proper fitment. Verify the compressed and extended lengths to match the vehicle’s suspension travel specifications. The included dust cover should be inspected for damage and properly seated to protect the shock absorber shaft. It is recommended to replace shocks in pairs to maintain balanced suspension performance on both sides of the vehicle.

Quality Assurance and Warranty

KYB manufactures the Gas-a-just KG4540 shock absorber to meet strict quality standards, ensuring durability and consistent performance. This part is backed by KYB’s limited warranty against defects in materials and workmanship, providing confidence in its reliability for Jaguar XJ series vehicles.