The Delco Remy 38MT™ 12V 12-Tooth Starter Motor ensures you are Ready for the Road Ahead™, with its lightweight and compact capacity. These features of this replacement starter translate into easy installation and are ideal for your heavy duty truck. The 38MT™ series motor has 4% increased crank speed over the competition. Featuring an Integral Magnetic Switch (IMS), IMS reduces voltage drop and ensures the solenoid receives the maximum available voltage in any starting condition. The noiseless sealed configuration in these heavy duty starters minimizes contamination and debris accumulation. The electric soft-start consistently engages the pinion with the ring gear, providing increased reliability. FleetPride is your First Click in Heavy Duty®.