The STIHL 11116403201 is a genuine OEM oil pump designed for various STIHL chainsaw models. This essential component is responsible for delivering lubrication to the saw chain and guide bar, ensuring smooth operation and extending the lifespan of the cutting attachment. Manufactured to STIHL's rigorous quality standards, this oil pump provides reliable performance and precise oil flow. It is a direct replacement part, ensuring perfect fitment and function for the specified chainsaw models.