P urpose of this research is to forecast sum of selling oli in month of July 2010 at Pandawa Lima Sejati which one of Honda’s official workshop, methodology of this paper are Least Square and Moving Average. The result of this forecast is on July this year, selling rate of an oli at Pandawa Lima Sejati workshop will increase in number if it compare with selling rate the this month, thus the implication of this research to Pandawa Lima Sejati workshop’s supply management is to prepare for the increase of selling rate at next month, to always provide a decent stock to face the increasing of demand in next month.