41101-ZZ5-000ZA Gear *NH282MU* Case - Overview. The 41101-ZZ5-000ZA Gear *NH282MU* Case is an essential component in Honda marine engine systems. It serves as the protective housing for the internal gear assembly that transmits power within the lower unit of outboard motors. By encasing the gears, it safeguards against water entry, corrosion, and mechanical damage, ensuring the reliable operation of your marine propulsion system. Designed specifically for Honda engines, it ensures seamless integ