Genuine OEM Nissan Spring Rubber Seat, part number 540345XA0A. This component serves as a crucial cushion, positioned between the vehicle's spring and the chassis or body. Its primary function is to absorb road vibrations and dampen noise, contributing to a smoother and quieter ride. Constructed from durable rubber, it is designed for long-lasting performance. Genuine OEM parts are essential for this component to ensure the correct material density and precise dimensions for optimal vibration isolation and noise reduction.