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Advance 300 Heavy Duty Marine Gearbox 4.94:1 Reduction
Advance 300 Heavy Duty Marine Gearbox ADV300-494 acts as a 4.94:1 high-thrust reduction unit and heavy-duty hydraulic gear unit for river towboat service vessel environments.
- Range Data: Absolute 4.94:1 Reduction Ratio.
- High 737HP Precision Span: 550kW Power Capacity.
- Compliance: CCS Approved ISO Standards.
- Capacity: Hydraulic Multi-disc Records.
- Connection: SAE 1 Housing Position.
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Description
Advance 300 4.94:1 Gearbox
Built specifically for continuous full-load operations, the Advance 300 provides a reliable physical bridge to engine power and drivetrain safety. As a premier Advance marine gearbox, this unit utilizes a 4.94:1 ratio to deliver superior hydrodynamic thrust during heavy towing or cargo transport. The hardware architecture focuses on technical efficiency, ensuring this Advance power system minimizes parasitic power loss while managing high engine output and consistent torque transitions in offshore environments.
Technology-driven drivetrain intelligence provides total protection through an integrated pressure regulation system that maintains optimal oil flow to the clutch plates. This Advance marine transmission features a non-corrosive exterior finish to facilitate durability in damp bilge environments. Reliability is reinforced by the case-hardened gears and robust output flange designed for heavy-duty maritime service. This unit is the premier choice for mariners prioritizing professional maritime power and industrial propulsion flexibility.
Key Technical Specifications
- 4.94:1 heavy duty reduction ratio.
- Advance 300 marine gearbox architecture.
- Integrated hydraulic oil pressure pump.
- Case hardened gears for durability.
- Smooth shifting clutch plate technology.
- Designed for high torque engines.
- Precision machined output shaft flange.
Advance 300 Heavy Duty Marine Transmission - 4.94:1 Ratio
| Brand | Advance |
| Model / SKU | ADV300-494 |
| Country of Origin | China |
| US Support / Warranty | 1-Year Limited Warranty |
| Reduction Ratio | 4.94:1 |
| Transmission Capacity | 0.31 HP / RPM (0.23 kW / RPM) |
| Max Input Power | 737 HP (550 kW) @ 2400 RPM |
| Max Input Speed | 2400 RPM |
| Bell Housing Standard | SAE 0 / SAE 1 |
| Clutch Type | Hydraulic Multi-disc |
| Max Propeller Thrust | 11,240 LBF (50,000 N) |
| Center Distance | 10.63" (270 mm) |
| Oil Capacity | 4.22 Gallons (16 Liters) |
| Dry Weight | 1,433 lbs (650 kg) |
| Dimensions (LxWxH) | 31.5" x 28.5" x 38.0" |
| Classification / Certs | CCS Approved |
| Primary Application | River Towboats & Service Vessels |
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