41100-ZW1-B03ZA Gear Nh282Mu Case - Overview. The 41100-ZW1-B03ZA Gear Nh282Mu Case is a critical component within Honda marine engine systems. It functions primarily as the gear case assembly that houses and protects the gears responsible for transmitting power efficiently from the engine to the propeller. This vital part supports the lower unit system of the outboard motor, ensuring seamless mechanical motion and operational reliability. Built to exact factory specifications and tolerances, it