This undergraduate thesis is trying to reveal some realities abaut Bantul people’s tendency in choosing motorcycle, especially Yahama products, as seen from the product quality, price, appearance, and advertisement made by Yamaha. From this assumption, this research proposes some research questions, such as?; How is the influence between buying interest towards the people’s in choosing Yamaha motorcycle?; How is the influence between price toward people’s in choosing Yamaha motorcycle?; How in the influence between advertisement towards people’s buying interest in choosing Yamaha motorcycle?; How is the influence between product quality toward people’s buying interest in choosing Yamaha motorcycle?; And how is the influence of product appearance toward people’s buying interst in chosing Yamaha motorcycle?. This research paper used quantitative approach, analysis, and type of research. the technique used to show the research result which is in accordance with research basic assumption is to see the influence of Yamaha product, price, appereance, and advertisement towards the people’s buying interest Bantul in choosing motorcycle, In accordance with it, the research used independent and dependent variables. Independent variable is the level of people’s buying interest in Bantul, while dependent variables are product quality, price advertisement and appearance of Yamaha motorcycle