Yamaha Spring Adaptor 701-48249-00-00. Overview. The Yamaha Spring Adaptor 701-48249-00-00 is a genuine original equipment manufacturer component designed to support proper spring positioning and mechanical function within your Yamaha system. This adaptor plays a key role in ensuring correct alignment and tension, helping maintain smooth and reliable operation.. Engineered to Yamaha's exact specifications, this spring adaptor provides a precise fit and dependable durability. It is an ideal repla