In order to analyse the realization of the technical service of tractors, research of technical service and replacement demand including oils and filters demand was carried out. Investigation was conducted with the use of a survey addressed to people working in machine services establishments. The survey includes questions about the most common breakdowns of tractors, resulting from the discontinuation of the planned service and about the most common effects of discontinuing maintenance of tractors. In addition, issue concerning the management of waste materials, oils, greases and filters was considered. Moreover, the calculations have been carried out, which allowed indication of the amount of the cost of maintenance service of the selected tractors with 100 KM power within one service cycle.