Prepare your semi to be Ready for the Road Ahead™, with the Delco-Remy 38MT 12V 10-Tooth Starter Motor that provides fast power from a cold engine. Once an ignition button is pressed or key is turned, this replacement starter works with the battery to activate the engine flywheel. Built with durable components to keep each starter at its best for vast periods of time. FleetPride is your First Click in Heavy Duty®.