TEIN, Inc. is a worldwide company with facilities in Japan, United States, China, and United Kingdom. All TEIN lowering springs and coilover are manufactured and assembled in their factory based in Yokohama, Japan. What sets TEIN apart from other competitors is their dedication to suspension components. TEIN develops specific product specifications for the different regions based on consumer demands, road conditions, and vehicle specification. This means that their consumers get the best possible product for where they live, and how they drive.