The Frigidaire 134885900 Vertical Spring helps support the washer tub for stable and balanced operation during wash and spin cycles. This replacement suspension component is designed to absorb movement and maintain the proper position of the tub inside the washer cabinet. It works by providing controlled tension that helps reduce excessive vibration while allowing the tub to move as needed during operation. Replacing a worn or damaged vertical spring can help restore washer stability, minimize noise and shaking, and reduce stress on related suspension components. Designed for compatibility with select washers, it contributes to reliable performance and smooth everyday laundry operation.