41005-881-D70ZA Gear Nh282Mu Case - Overview. The 41005-881-D70ZA Gear Nh282Mu Case is a crucial component within Honda marine engine systems, specifically engineered to support the gear case assembly. This gear case maintains the reliable transmission of mechanical motion and protects internal gears, ensuring the optimal operation of the marine engine. Designed for seamless integration with existing parts, it preserves the integrity and longevity of your engine's drivetrain system.. Key Feature