The buses are diesel-powered, purchased from such manufacturers as the Colombian-Brazilian company Marcopolo-Superior, German conglomerate Mercedes-Benz, and Swedish companies such as Volvo and Scania.
Bus-bus ini menggunakan mesin diesel, yang dibeli dari pabrik-pabrik seperti perusahaan Kolombia-Brasil Marcopolo-Superior, konglomerasi Jerman Mercedes-Benz, dan perusahaan berbasis di Skandinavia seperti Volvo dan Scania.