The OTR Flange Mount 12-volt Rotatable Heavy duty Starter is the perfect choice for your vehicle's starting needs. This starter is designed to provide reliable and consistent performance in the real-world operating environment. It is endurance tested for over 15,000 cycles with no failures, ensuring long pinion life and smooth meshing with the flywheel. The shafts are CNC machined and precision-ground for accurate dimensions and smooth finish, while the splines and bearing surfaces are heat-treated for maximum durability. FleetPride is your First Click in Heavy Duty®.