Advance D300A Heavy Duty Marine Gearbox 5.90:1 Reduction
Positioned inside coastal freighter engine rooms, the 880 kg Advance D300A-590 hydraulic marine transmission gearbox steps down 737 HP at 2400 RPM with a 5.90:1 ratio for continuous cargo passages.
- 5.90:1 ratio powers coastal freight vessels.
- 2400 RPM input matches heavy diesels.
- Hydraulic clutch ensures dependable forward reverse.
- Internal sump holds 20 liters oil.
- Structural dry weight reaches 880 kg.
$6,328.96
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Match a 5.90:1 reduction requirement with the Advance D300A Heavy Duty Marine Gearbox 5.90:1 Reduction. This heavy-duty marine transmission is specified for coastal freighters and trawlers, with a maximum input power rating of 737 HP (550 kW) at 2,400 RPM and a maximum input speed of 2,400 RPM.
Model D300A-590 uses a hydraulic power-shift clutch and is rated at 0.31 HP/RPM (0.23 kW/RPM) transmission capacity. the listed data identifies SAE 0 and SAE 00 bell housing standards, 15,736 lbf (70,000 N) maximum propeller thrust, a 13.78-inch (350 mm) center distance, and a 5.28-gallon (20-liter) oil capacity.
Fitment and Propulsion Use
The Advance D300A-590 is specified for coastal freighters and trawlers. It supports propulsion installations that require a 5.90:1 reduction ratio, subject to verification of engine rated torque, operating RPM, maximum input rating, SAE 0 or SAE 00 interface, propeller-thrust requirement, and actual shaft configuration. Confirm fitment using the engine model, serial number, rated torque, operating RPM, reduction ratio, and manufacturer drivetrain documentation before ordering.
Before Ordering the Advance D300A
Verify that Advance model D300A-590 is correct for your coastal freighter or trawler propulsion system. Confirm the 5.90:1 reduction ratio, 0.31 HP/RPM (0.23 kW/RPM) transmission capacity, 737 HP (550 kW) maximum input power at 2,400 RPM, 2,400 RPM maximum input speed, hydraulic power-shift clutch, SAE 0/SAE 00 bell housing options, 15,736 lbf (70,000 N) maximum propeller thrust, 13.78-inch center distance, 5.28-gallon oil capacity, 36.0 x 32.5 x 45.0 inch dimensions, 1,940 lb dry weight, CCS/ZC (ABS grade) classification, and 1-year limited warranty. Confirm compatibility with your engine manufacturer’s documentation before purchase.
Product Specifications
Advance D300A Heavy Duty Marine Transmission - 5.90:1 Ratio
| Brand | Advance |
|---|---|
| Model / SKU | D300A-590 |
| Country of Origin | China |
| US Support / Warranty | 1-Year Limited Warranty |
| Reduction Ratio | 5.90:1 |
| 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 00 |
| Clutch Type | Hydraulic Power Shift |
| Max Propeller Thrust | 15,736 LBF (70,000 N) |
| Center Distance | 13.78" (350 mm) |
| Oil Capacity | 5.28 Gallons (20 Liters) |
| Dry Weight | 1,940 lbs (880 kg) |
| Dimensions (LxWxH) | 36.0" x 32.5" x 45.0" |
| Classification / Certs | CCS / ZC (ABS Grade) |
| Primary Application | Coastal Freighters & Trawlers |
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