Genuine OEM Jaguar Spring Upper Insulator, part number C2D16903. This essential suspension component is designed to provide cushioning and reduce noise and vibration from the coil spring. It is positioned at the upper mounting point of the suspension spring. Constructed from durable plastic and rubber materials in a two-tone black and beige finish, it weighs 0.165 kg. Choosing a genuine OEM spring insulator ensures the correct material composition and precise dimensions for factory-specified vibration damping and a quiet, comfortable ride.