41112-ZX2-C00 Vertical Shaft - Overview. The 41112-ZX2-C00 Vertical Shaft is a vital component in the Honda marine engine system. It functions within the drive assembly to transmit rotational power vertically, helping to drive key mechanical parts such as the propeller. Reliable vertical shaft operation is fundamental to maintaining smooth drivetrain performance and ensuring your boat runs efficiently and dependably. Designed and manufactured to match Honda's factory specifications, this vertica