Advance 300 Heavy Duty Marine Gearbox 3.53:1 Reduction
Delivering a 3.53:1 reduction ratio for coastal freighters, the 650 kg Advance ADV300-353 heavy duty marine gearbox transfers 737 HP input at 2400 RPM into steady propeller drive power.
- 3.53:1 ratio drives coastal freight vessels.
- 2400 RPM input matches modern diesels.
- Multi-disc clutch ensures reliable forward reverse.
- Output shaft absorbs 50000 N thrust.
- Cast housing weighs exactly 650 kg.
$5,569.74
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Configure coastal working propulsion with the Advance 300 Heavy Duty Marine Gearbox 3.53:1 Reduction. This heavy-duty marine transmission is specified for coastal freighters and large fishing boats, with a 3.53:1 reduction ratio, maximum input power of 737 HP (550 kW) at 2,400 RPM, and a maximum input speed of 2,400 RPM.
Model ADV300-353 has a hydraulic multi-disc clutch and a listed transmission capacity of 0.31 HP/RPM (0.23 kW/RPM). the listed gearbox configuration includes SAE 0 and SAE 1 bell housing standards, 11,240 lbf (50,000 N) maximum propeller thrust, a 10.63-inch (270 mm) center distance, and a 4.22-gallon (16-liter) oil capacity.
Fitment and Propulsion Use
The Advance ADV300-353 is specified for coastal freighters and large fishing boats. It supports propulsion layouts requiring a 3.53:1 reduction ratio, subject to confirmation of the engine’s rated torque, 2,400 RPM maximum input speed, SAE 0 or SAE 1 bell housing interface, propeller-thrust requirement, and complete propulsion-system geometry. Confirm fitment using the engine model, serial number, rated torque, operating RPM, reduction ratio, and manufacturer drivetrain documentation before ordering.
Before Ordering the Advance 300
Verify that Advance model ADV300-353 is appropriate for your coastal freighter or large fishing-boat propulsion system. Confirm the 3.53:1 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 multi-disc clutch, SAE 0/SAE 1 bell housing options, 11,240 lbf (50,000 N) maximum propeller thrust, 10.63-inch center distance, 4.22-gallon oil capacity, 31.5 x 28.5 x 38.0 inch dimensions, 1,433 lb dry weight, CCS/ZC approval, and 1-year limited warranty. Confirm compatibility with your engine manufacturer’s documentation before purchase.
Product Specifications
Advance 300 Heavy Duty Marine Transmission - 3.53:1 Ratio
| Brand | Advance |
|---|---|
| Model / SKU | ADV300-353 |
| Country of Origin | China |
| US Support / Warranty | 1-Year Limited Warranty |
| Reduction Ratio | 3.53:1 |
| 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 / ZC Approved |
| Primary Application | Coastal Freighters & Large Fishing Boats |
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