41101-ZX2-C01ZD Gear NH565 Case - Overview. The 41101-ZX2-C01ZD Gear NH565 Case is a crucial component in Honda marine engine systems. It serves as the protective housing for the gear assembly, ensuring the gears that transfer power from the engine to the propeller are securely encased. This part supports the lower unit system, playing a vital role in maintaining the efficiency and reliability of your marine propulsion system. Crafted to fit precisely with existing components, it ensures seamles