Genuine OEM Jaguar Shock Absorber Upper Insulator, part number CAC949350. This component is designed to isolate vibrations and noise originating from the shock absorber, contributing to a quieter and more comfortable ride. It is specifically positioned as an upper insulator for the rear shock absorber assembly. Made from durable rubber or polyurethane, it provides essential cushioning and damping. Using a genuine OEM insulator ensures the correct material hardness and dimensions for effective vibration isolation and long-term durability, crucial for maintaining ride quality and suspension integrity.