The Hustler 601227 is a genuine OEM drive pulley designed for various Hustler zero-turn mowers. This essential component ensures proper power transmission within the mower's drive system. It features an outer diameter of 139.7 mm (5.5 inches), an inner bore diameter of 28.575 mm (1.125 inches), and a height of 38.1 mm (1.5 inches). Engineered for durability and precise fit, this pulley maintains optimal performance for compatible Hustler models including FasTrak, Raptor SD, X-One, and Super Z series.