In a "counter rotation" gear case, what type of gear is at the front?

In a "counter rotation" gear case, the presence of reverse gear at the front is essential for the effective operation of the system. This design allows the propeller to rotate in the opposite direction of the engine's crankshaft rotation, which is critical for enhancing boat maneuverability, especially during reversing and tight turns.

In the context of marine propulsion, a counter rotation gear case utilizes a reverse gear at the front to achieve this necessary rotation. When engaging this gear, the system effectively alters the direction in which the propeller spins, providing better control on water. This design is often employed in applications where optimal steering and handling are crucial, such as competitive racing or precise docking maneuvers.

The utilization of a reverse gear ensures that when the engine operates, the gear case effectively transmits the rotational motion to achieve the desired direction of travel, thereby contributing to the general performance of the vessel.