The Standard Ignition JX 111 SI Starter Brush Set is engineered to provide reliable and efficient performance for heavy duty vehicles Designed as a direct fit replacement this set ensures seamless integration with existing starter systems minimizing downtime and maintenance costs Each set includes four brushes each measuring 13 32 inches in width and 17 64 inches in thickness crafted to meet or exceed original equipment specifications The brushes are constructed from high quality materials to deliver optimal electrical conductivity and durability effectively reducing the risk of electrical failures and enhancing the overall reliability of the starter motor The Standard Ignition JX 111 SI Starter Brush Set is backed by a 3 year or 36 000 mile limited warranty underscoring its quality and the manufacturer s commitment to customer satisfaction By choosing this starter brush set fleet operators can ensure consistent engine starting performance thereby reducing operational disruptions and maintenance expenses associated with starter motor issues