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Advance 120C Heavy Duty Marine Gearbox 1.48:1 Reduction
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Description
Advance 120C 1.48:1 Gearbox
Delivering instantaneous response for patrol and rescue craft, the Advance 120C serves as the definitive mechanical solution for a direct physical bridge to propulsion safety. As a premier Advance marine gearbox, this unit utilizes a low 1.48:1 reduction to provide superior hydrodynamic engine response for rapid acceleration. The hardware architecture focuses on technical responsiveness, ensuring this Advance power system provides precise clutch engagement for critical maneuvering in restricted waterways.
Technology-driven mechanical performance provides total protection through a heavy-duty cooling jacket that prevents thermal breakdown of transmission fluid. This Advance marine transmission features a simplified mechanical interface to facilitate rapid maintenance and inspection protocols. Reliability is reinforced by the high-torque internal framework and vibration-resistant mounting points. This unit is the premier choice for mariners prioritizing professional maritime power and maximum engine-to-propeller responsiveness.
Key Technical Specifications
- 1.48:1 rapid response reduction ratio.
- 120C heavy duty transmission frame.
- Instantaneous hydraulic clutch engagement system.
- Integrated high capacity oil cooler.
- Simplified mechanical maintenance access points.
- High efficiency power transfer rating.
- Corrosion resistant external casing finish.
Advance 120C Heavy Duty Marine Transmission - 1.48:1 Ratio
| Brand | Advance |
| Model / SKU | 120C-148 |
| Country of Origin | China |
| US Support / Warranty | 1-Year Limited Warranty |
| Reduction Ratio | 1.48:1 |
| Transmission Capacity | 0.12 HP / RPM (0.088 kW / RPM) |
| Max Input Power | 295 HP (220 kW) @ 2500 RPM |
| Max Input Speed | 2500 RPM |
| Bell Housing Standard | SAE 1 / SAE 2 / SAE 3 |
| Clutch Type | Hydraulic Multi-disc |
| Max Propeller Thrust | 4,496 LBF (20,000 N) |
| Center Distance | 8.03" (204 mm) |
| Oil Capacity | 2.64 Gallons (10 Liters) |
| Dry Weight | 485 lbs (220 kg) |
| Dimensions (LxWxH) | 23.0" x 21.2" x 26.0" |
| Classification / Certs | CCS / ZC (ABS Equivalent) |
| Primary Application | High-speed Ferry / Service Boats |







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