Samsung Refrigerator RS21DCSW1BWT Parts

The caster-rear is a wheel assembly located at the back bottom of the appliance that allows for easy movement and positioning. Replace if the appliance is difficult to move, the caster is broken or doesn't roll smoothly, or you notice the appliance is uneven.

This filter housing assembly contains and secures your appliance's filtration system for proper air or water cleaning. It holds the filter element in the correct position while ensuring proper seal and flow. If your filter doesn't stay in place, air or water bypasses the filter, or you notice leaks around the filter area, this housing assembly needs replacement.