YBR125 motorcycle brake up and down pump suit, the installation position of the upper pump and the hole distance of the lower pump match with the front fork/handlebar of YBR125 completely, without additional modification of the support, directly replace the original brake system; The combination of upper pump (with brake switch) + double piston lower pump + high pressure tubing, linear transmission of braking thrust, strong braking force and light touch, greatly improve the safety of emergency braking; The upper and lower pumps are equipped with special oil-resistant oil seal, and the oil pipe interface is equipped with leak-proof rubber ring to effectively prevent the leakage of brake oil and ensure the stability of brake system pressure; The main body of the upper and lower pump is made of alloy material (gold + silver color of the lower pump), and the brake pads are made of high friction and wear-resistant materials, which are suitable for long-term frequent braking conditions; Including the upper pump, lower pump, high pressure tubing, one-stop equipped with the front brake hydraulic system core components, save the separate purchase of the adaptation trouble.