The Advance HC400 Heavy Duty Marine Gearbox 3.42:1 Reduction is a commercial-grade marine hydraulic transmission engineered for demanding marine propulsion applications. Designed to handle high torque loads and continuous-duty operation, the HC400 is widely used in commercial fishing vessels, workboats, tugboats, passenger ferries, and heavy-duty marine propulsion systems. Featuring multiple reduction ratio options, flexible SAE housing compatibility, and hydraulic power transmission technology, the HC400 delivers reliable performance, smooth power transfer, and long service life in challenging marine environments.

The NEW Advance HC400 Heavy Duty Marine Gearbox 4.94:1 Reduction is a commercial marine hydraulic gearbox designed for heavy-duty propulsion applications requiring dependable drivetrain capacity, controlled clutch engagement, and configurable installation options. With a 4.94:1 reduction ratio, 1800 RPM maximum input speed, 264mm drop centre, 820kg weight, SAE1 / SAE0 adaptor plate options, mechanical or electronic controls, and an available gearbox oil cooler option, the HC400 is suitable for commercial vessels, workboats, fleet repower projects, and new marine propulsion installations.

The NEW Advance HCD1000 Heavy Duty Marine Gearbox 4.45:1 Reduction is a commercial marine hydraulic gearbox designed for heavy-duty propulsion applications requiring strong drivetrain capacity, controlled reduction, and configurable installation options. With a 4.45:1 reduction ratio, 1900 RPM maximum input speed, 450mm drop centre, 1900kg weight, SAE0 / SAE00 adaptor plate options, mechanical or electronic controls, optional Live PTO, and an available gearbox oil cooler option, the HCD1000 is suitable for commercial vessels, workboats, fleet repower projects, and new marine propulsion installations.

The NEW Advance HCD1000 Heavy Duty Marine Gearbox 5.47:1 Reduction is a commercial marine hydraulic gearbox designed for heavy-duty propulsion applications requiring strong drivetrain capacity, controlled reduction, and configurable installation options. With a 5.47:1 reduction ratio, 1900 RPM maximum input speed, 450mm drop centre, 1900kg weight, SAE0 / SAE00 adaptor plate options, mechanical or electronic controls, optional Live PTO, and an available gearbox oil cooler option, the HCD1000 is suitable for commercial vessels, workboats, fleet repower projects, and new marine propulsion installations.