Yokomo Competition Drift Spring SetYokomo (#D 185) Competition Drift Spring Set Feature: A new special spring for drifting that combines machine response and driving stability. Uncoated springs that maximize the characteristics of the steel material. The progressive type, which changes the winding pitch from the middle of the spring, maintains the ride height in the rough part of the spring and brings out the softness of traction in the multiple wound part, and creates a smooth sliding