Advance 300 Heavy Duty Marine Gearbox 1.87:1 Reduction
Bolting straight to SAE 0 and SAE 1 engine housings, the 650 kg Advance ADV300-187 hydraulic marine transmission gearbox steps down 737 HP with a rapid 1.87:1 ratio.
- 1.87:1 ratio drives fast patrol boats.
- 2400 RPM input handles high-speed diesels.
- Center distance spans 270 mm spacing.
- Hydraulic control ensures dependable rapid reversing.
- Durable gear unit weighs 650 kg.
$5,697.78
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Match rapid-response propulsion with the Advance 300 Heavy Duty Marine Gearbox 1.87:1 Reduction. This heavy-duty marine transmission is specified for patrol boats and rapid-response craft, with a 1.87:1 reduction ratio, maximum input power of 737 HP (550 kW) at 2,400 RPM, and a maximum input speed of 2,400 RPM.
Model ADV300-187 pairs a hydraulic multi-disc clutch with a listed transmission capacity of 0.31 HP/RPM (0.23 kW/RPM). the listed product data identifies 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 ADV300-187 is specified for patrol boats and rapid-response craft. It supports a propulsion layout requiring a 1.87:1 reduction ratio, within the listed 737 HP maximum input rating at 2,400 RPM and 2,400 RPM maximum input speed. 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 ADV300-187 matches your patrol-boat or rapid-response-craft propulsion system. Confirm the 1.87:1 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 - 1.87:1 Ratio
| Brand | Advance |
|---|---|
| Model / SKU | ADV300-187 |
| Country of Origin | China |
| US Support / Warranty | 1-Year Limited Warranty |
| Reduction Ratio | 1.87:1 |
| 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 | Patrol Boats & Rapid Response Craft |
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