41100-ZX2-C02ZA Gear NHB14M Case - Overview. The 41100-ZX2-C02ZA Gear NHB14M Case is a vital component of Honda marine engine systems. This gear case supports the drivetrain system by housing and protecting critical gears, ensuring the smooth transfer of mechanical motion necessary for optimal marine engine operation. Designed with precision to meet factory specifications and tolerances, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Fea