The Purpose of this research is to investigate and assess the inventory management effectiveness of spareparts on PT.lautan Berlian Utama Motor (LBUM ) Tbk region Palembang. This research represents descriptive research. Type of data that used in this research is Secondary data. There are sales data, Purchasing data, and deadstock of spareparts on PT.Lautan Berlian Utama Motor (LBUM) Tok region…