The air filter foam for Sherco 1998-2009 motorcycles is a replacement component used in the motorcycle's air intake system. The air filter is responsible for cleaning the air that enters the engine, preventing dirt and dust particles from entering and potentially damaging internal engine components. The air filter foam is an essential piece for maintaining proper engine performance. It is specific to Sherco 1998-2009 motorcycles, perfectly fitting the air intake system, and it is recommended to be replaced regularly to ensure proper engine performance.Referencia: HR9131