Renk (also known as RENK Group) is a company that manufactures automatic transmissions, gear units, slide bearings, suspension systems, couplings, and test systems. It offers vehicle drives, marine propulsion units, test systems, industrial gear units, couplings, and other products. The company also provides services in the areas of marine gear, vehicle transmissions, industrial gear, etc. Renk caters to the government, navy, civil marine, energy production, plastics, oil and gas industries.