Maximize the performance and reliability of your marine propulsion system with the NEW Advance 120C Heavy Duty Marine Gearbox 1.94:1 Reduction. Engineered for demanding marine applications, this premium gearbox is designed to deliver efficient power transfer, increased propeller torque, and dependable operation in both commercial and recreational vessels.
Featuring a 1.94:1 reduction ratio, the Advance 120C Marine Gearbox provides excellent low-speed thrust and improved propulsion efficiency, making it ideal for boats that require enhanced pulling power, smoother manoeuvrability, and consistent performance under heavy loads. Built with precision-engineered components and heavy-duty construction, it is designed to withstand the rigours of continuous marine use.
Whether you’re replacing an existing marine transmission or installing a new drivetrain, the Advance 120C offers the durability and performance trusted by marine professionals.
Key Features
- 1.94:1 reduction ratio for increased propeller torque
- Heavy-duty marine gearbox for demanding applications
- Smooth forward, neutral, and reverse operation
- Precision-engineered gears for reliable power transmission
- Designed for continuous-duty marine use
- Heavy-duty marine-grade construction
- Corrosion-resistant for freshwater and saltwater environments
- Low-noise, efficient operation
- Long service life with minimal maintenance
- Suitable for commercial and recreational vessels
Benefits
The Advance 120C Heavy Duty Marine Gearbox efficiently transfers engine power to the propeller, improving vessel performance while reducing engine load. The 1.94:1 reduction ratio allows the propeller to generate greater thrust at lower engine speeds, making it ideal for vessels carrying heavy loads or operating in demanding conditions.
This gearbox helps improve fuel efficiency, enhances manoeuvrability, and delivers smooth, dependable operation, whether you’re navigating inland waterways, coastal waters, or offshore environments.
Ideal Applications
Perfect for:
- Commercial fishing boats
- Workboats
- Passenger vessels
- Recreational boats
- Utility boats
- Coastal and offshore vessels
- Marine propulsion systems
Product Specifications
- Brand: Advance
- Model: 120C
- Product Type: Heavy Duty Marine Gearbox
- Reduction Ratio: 1.94:1
- Operation: Forward / Neutral / Reverse
- Construction: Heavy-duty marine-grade components
- Application: Marine propulsion systems
- Suitable For: Freshwater and saltwater use
Why Choose the Advance 120C Marine Gearbox?
The Advance 120C Heavy Duty Marine Gearbox is built to deliver exceptional durability, reliable performance, and efficient power transfer in demanding marine environments. Its rugged construction and precision engineering make it an excellent choice for professional marine operators and recreational boat owners alike.
Designed for long-term reliability and smooth operation, the Advance 120C is a dependable solution for anyone seeking a high-quality marine transmission that delivers outstanding performance on the water.

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