41112-ZV7-000 Vertical Shaft - Overview. The 41112-ZV7-000 Vertical Shaft is an essential component within Honda marine engine systems. It plays a critical role in transmitting rotational motion from the engine to other drivetrain components, ensuring efficient power delivery and smooth operation of the outboard motor. This vertical shaft supports the marine propulsion system and contributes to the reliable functioning of your boat.. Key Features. Genuine OEM Honda part designed as a vertical sh