The Whirlpool W10837249 Lower Spray Arm distributes water throughout the dishwasher tub for consistent cleaning during wash cycles. This replacement spray arm mounts at the bottom of the dishwasher and rotates as pressurized water flows through its spray openings. The rotating arm directs water across dishes, cookware, and other items in the lower rack, supporting thorough coverage an... https://www.partsmelange.ca/whirlpool-w10837249-lower-spray-arm-for-dishwasher