41131-ZV5-000 Pinion Gear - Overview. The 41131-ZV5-000 Pinion Gear is an essential component in Honda marine engine systems. It is specifically designed to transmit mechanical power within the lower unit gearcase, ensuring smooth transfer of power from the engine to the propeller shaft. As a crucial part of the outboard motor's drivetrain, it supports reliable and efficient operation while seamlessly integrating with existing hardware for optimal performance and durability.. Key Features. Preci