41100-ZY3-E13ZA Gear Case *NH282MU* - Overview. The 41100-ZY3-E13ZA Gear Case *NH282MU* is a crucial component in Honda marine engine systems. This gear case supports the lower unit assembly, protecting and housing the gear mechanism essential for the proper transfer of mechanical power. Its role ensures seamless gear function and reliable operation of the engine's drive system. Designed to OEM specifications, it ensures seamless integration with existing parts, maintaining optimal performance a