American Yard Products AYP 532173437 Flat Idler Pulley Genuine OEM AYP Part American Yard Products manufactures parts and equipment for leading brands in the industry. Those include Craftsman, Husqvarna, Poulan Pro, Poulan, Weed eater, Roper, Sears, Rally, EHP (Electrolux Home Products) and Yard Pro Replaces: 173437, 165888; Fits 42" Decks from 2000-UP ID 3/8"; OD 3-7/8"; Height 1-1/4"