41100-ZW5-714ZA Gear NH282MU Case - Overview. The 41100-ZW5-714ZA Gear NH282MU Case is an essential component designed for Honda marine engine systems. This case serves as a crucial housing for the gear assembly within the lower unit, ensuring mechanical motion is transmitted smoothly and efficiently. By maintaining the structural integrity of the gear system, it supports reliable marine engine operation. Precision-engineered and manufactured to Honda's strict OEM specifications, it ensures seam