sentences:  Shortly after the launch, the RX-Z became popular among young motorcyclists especially in Malaysia.A few years later, the engine was upgraded with the installation of a six-speed transmission, together with newer instrument panel and handlebar switches, as well as a cross-drilled front disc brake rotor.Since then, the design of the RX-Z remained unchanged until 2004 when the model was updated, with the rear lights borrowed from the Yamaha Y125Z.