This ERD for Inventory Management System can be used to keep track of product quantity, price entity, and the item that needs to be ordered from the motorcycle replacement parts supplier to keep stock levels efficient. It can also track which product parts are in high demand and are still available. Most importantly, it can help with data monitoring and retrieval, especially regarding income. Until the consumer transaction is completed, this solution will keep the user's operations running smoothly. This system was designed to prevent customer transaction problems and keep track of product availability, quantities, and amounts.