Estas established in 1977, it is Turkey's first and largest camshaft production facilities. Since 1979 ESTAŞ has been manufacturing camshafts for OEMs. Today, ESTAŞ camshafts is used in 16 domestic and foreign automotive vehicle maker engines. In addition to being the original parts manufacturer, ESTAŞ is exporting camshafts to the spare parts market of 46 countries. ESTAŞ's production program has over 2500 camshafts belonging to the common vehicle and equipment engines worldwide. ESTAŞ production, 971 employees, casting and camshaft manufacturing plants 70.000 m² closed and 112.000 m² open, 182.000m² in total is made in Sivas where it is organized in an integrated manner on the field.