The Delco-Remy 12V Starter Motor is the perfect choice for reliable starting power for Blue Bird, Kenworth, Peterbilt and GMC. This starter motor features an integrated over-crank protection system that shields the starter against thermal damage from voltage spikes, and an internal magnetic switch solenoid that protects against corrosion and keeps vibration to a minimum. The electrical soft-start feature minimizes gear wear and greatly extends service life, while the streamlined wiring harness and connection points reduce complexity and risk of corrosion. With its 12V system voltage, 12 pinion teeth, and clockwise rotation. FleetPride is your First Click in Heavy Duty®.