The rear fender of a motorcycle is a component installed above the rear tire of the motorcycle to prevent mud, water, dust and other debris from being sprayed backwards, and to protect the body and rider from splashes influence of things. Rear fenders are usually made of plastic, making them lightweight yet durable.

   Protective function: The main function of the rear fender is to prevent mud, water spray, dust and other debris from being sprayed backward and keep the rear area relatively clean. They reduce the impact of splash on motorcycle parts, exhaust systems and the rider's body, providing a better riding experience and protection. Installation and fastening: The rear fender is usually attached to the rear frame or base of the motorcycle via bolts or mounting clamps.