This listing is for a used Maytag dishwasher wash arm. Part number W11550888 was removed from a Maytag dishwasher model # MDB4949SKW0. May have usual signs of being a used part such as minor staining, rusting or discoloration. Will fit several different makes and models. If you are unsure if this part will fit your dishwasher please email and we will confirm for you.