The SM 4679 is an industrial-grade Starter Drive (Self Drive) engineered specifically for the Tata Prima world-truck series. Utilizing a robust L-Type architecture, this 10-tooth pinion is designed to handle the massive cranking loads of the Cummins ISBe and ISLe engines found in the Prima range. It is built to ensure reliable starting for heavy-duty long-haul, mining, and construction applications operating on 24V systems.