A car's suspension is basically a coil spring made from a small metal bar. The technology and quality of the material used to coil this metal bar have a huge impact on the effectiveness of the suspension system. Coiling this high-quality alloy requires expertise in both production and development methods. Precisely because we work with raw materials it is essential that we have the know-how when it comes to ride height, riding comfort and durability. Our experience in the field and our position as the No.1 seller of suspension coils have allowed us to carry out research and development and to perfect the technology required producing our top quality suspension coils. (MADE IN JAPAN).