This heavy-duty 12V starter is engineered specifically for 2015 and older GHG14 series Detroit Diesel DD13/DD15/DD16 engines with 160-tooth ring gears. Featuring robust 7.3 kW PLGR technology with 12-tooth clockwise rotation, it delivers the high cranking power required for commercial diesel applications. Manufactured as a 100% new unit to Delco 39MT specifications and validated through rigorous engineering testing, this starter offers professional-grade reliability. Complete with a 1-year warranty, it provides a durable, performance-matched replacement solution for your heavy-duty engine needs.