41100-ZY3-711ZA Gear NH282MU Case - Overview. The 41100-ZY3-711ZA Gear NH282MU Case is an essential component in Honda marine engine systems. As a gear case assembly, it supports the lower unit system, ensuring proper mechanical motion transmission and smooth watercraft operation. This gear case is designed specifically for Honda engines, featuring an Oyster Silver Metallic-U finish (NH282MU). It ensures seamless integration with existing parts, maintaining optimal performance and durability.. K