The Kubota 5420113500 is a genuine OEM tensioner pulley designed for optimal belt tensioning in various Kubota machinery. This essential component ensures smooth operation and extended belt life across a wide range of models, including B-Series compact tractors, RTV-X utility vehicles, SVL compact track loaders, KX excavators, R-Series loaders, and ZD zero-turn mowers. With an outer diameter of 70mm, an inner diameter of 17mm, and a height of 25mm, this pulley is engineered to exact specifications for reliable performance.