YBR125 motorcycle meter line, the total length is 82MM, the outer tube length is 77MM, the interface and YBR125 meter head, front wheel speed mechanism completely match, direct replacement without cutting/modification; The inner line is high carbon steel core (smooth transmission), the outer tube is made of thick rubber material, anti-tensile, anti-wear, suitable for high speed wheel transmission conditions; The steel core wire transmission damping is small, can accurately transmit the wheel speed signal, to ensure that the meter speed display no hop, no delay; It is the core replacement part of meter line fracture and transmission failure, and is suitable for daily maintenance of meter system.