This starter relay is a premium aftermarket replacement compatible with Yamaha Bruin 250 YFM250 and 250B ATV models. It serves as the key control part of the starting system, delivering stable current to the starter motor for quick engine ignition. Made of high-quality insulated material and sealed outer shell, it resists mud, moisture, bumpy vibration and high temperature in complex outdoor environments. It perfectly fixes intermittent starting, abnormal clicking and start failure issues, being a cost-effective spare part for daily repair and maintenance.