Abstract: A pair of support assemblies for an upper rack of a washer. Each of the support assemblies includes an arm, a bracket, a carriage, and a lever. The arms each have a plurality of vertical teeth. The carriages are movably disposed within the tracks. The carriages are respectively joined to the arms and each have a pair of wheels rotatably mounted thereto. The brackets are respectively attached to opposing side structures of the upper rack. The brackets each define a passage through which one of the arms extends. The brackets are movable along the arms so as to permit the upper rack to be movable between a plurality of vertical positions. A pair of levers are respectively joined to the brackets and each have a detent. The detents are engaged with the arms so as to lock the brackets to the arms at a first one of the vertical positions.