YBR125 motorcycle brake pedal spring, spring hook distance, elastic parameters and YBR125 brake pedal fully match, directly replace the original spring, no need to adjust the pedal installation position; It is made of 65Mn spring steel, the surface is treated with color zinc plating, which has long elasticity, rust and corrosion resistance, and is suitable for the working condition of frequent reset of pedals. Elastic parameters are strictly in accordance with the original standard, and the pedal is reset quickly and without lag, ensuring the consistency of brake operation; It can be mounted by aligning the brake pedal with the hook position of the frame, without additional adjustment of elasticity or Angle; The spring steel material has good fatigue resistance, and the elastic force does not decay after long-term use, prolonging the replacement period of parts.