ElringKlinger AG develops, manufactures, and distributes technical and chemical products for the automotive sector and the general manufacturing industry worldwide. It operates through five segments: Original Equipment, Aftermarket, Engineered Plastics, Services, and Industrial Parks. The Original Equipment segment develops, manufactures, and sells cylinder-head and specialty gaskets, lightweight components, and thermal and acoustic parts for engine, transmission, and exhaust tract applications. This segment also offers battery and fuel cell systems, electric drive systems, cell contact systems, exhaust gas purification systems, and shielding systems. The Aftermarket segment offers a range of spare parts comprising gaskets, gasket sets, and service parts for passenger cars and commercial vehicles under the Elring ? Das Original brand, which are primarily used in the repair of engines, gear boxes, exhaust systems, and auxiliary units. The Engineered Plastics segment offers high performance plastics for applications in the mechanical engineering sector, as well as in medical, chemical, and energy industries. The Services segment provides development and assessment services for engines, transmissions, and exhaust tracts using testing and measurement facilities for vehicle manufacturers and automotive suppliers; and offers logistics and catering services. The Industrial Parks segment engages in the administration and leasing of land and buildings. The company also offers sealing materials and modules. ElringKlinger AG was founded in 1879 and is headquartered in Dettingen an der Erms, Germany.