
Advance HCT600A Heavy Duty Marine Gearbox 6.49:1 Reduction
Delivering high-thrust propulsion for coastal freighters, the 1600 kg Advance HCT600A-649 heavy duty marine gearbox converts 1029 HP input at 2100 RPM via a 6.49:1 two-stage reduction gear set.
- 6.49:1 ratio drives coastal freight vessels.
- 1029 HP rating supports marine diesels.
- Two-stage reducer eliminates manual gear slip.
- Oil capacity spans 40 full liters.
- Durable gear unit weighs 1600 kg.
Match a push-boat drivetrain with the Advance HCT600A Heavy Duty Marine Gearbox 6.49:1 Reduction. This two-stage marine gearbox is specified for push-boats and coastal freighters, with a 6.49:1 reduction ratio, maximum input power of 1,029 HP (767 kW) at 2,100 RPM, and a maximum input speed of 2,100 RPM.
Model HCT600A-649 pairs a hydraulic two-stage reducer clutch configuration with a listed transmission capacity of 0.49 HP/RPM (0.36 kW/RPM). The supplied product data identifies SAE 00 and SAE 0 bell housing standards, 20,232 lbf (90,000 N) maximum propeller thrust, a 16.34-inch (415 mm) center distance, and a 10.6-gallon (40-liter) oil capacity.
Fitment and Propulsion Use
The Advance HCT600A-649 is specified for push-boats and coastal freighters. It supports a propulsion layout requiring a 6.49:1 reduction ratio, within the listed 1,029 HP maximum input rating at 2,100 RPM and 2,100 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 HCT600A
Verify that Advance model HCT600A-649 matches your push-boat or coastal-freighter propulsion system. Confirm the 6.49:1 reduction ratio, 0.49 HP/RPM (0.36 kW/RPM) transmission capacity, 1,029 HP (767 kW) maximum input power at 2,100 RPM, 2,100 RPM maximum input speed, hydraulic two-stage reducer clutch configuration, SAE 00/SAE 0 bell housing options, 20,232 lbf (90,000 N) maximum propeller thrust, 16.34-inch center distance, 10.6-gallon oil capacity, 31.7 x 43.1 x 50.0 inch dimensions, 3,527 lb dry weight, CCS/ZC approval, and 1-year limited warranty. Confirm compatibility with your engine manufacturer’s documentation before purchase.
Product Specifications
Advance HCT600A Two-Stage Marine Gearbox - 6.49:1 Ratio
| Brand | Advance |
|---|---|
| Model / SKU | HCT600A-649 |
| Country of Origin | China |
| US Support / Warranty | 1-Year Limited Warranty |
| Reduction Ratio | 6.49:1 |
| Transmission Capacity | 0.49 HP / RPM (0.36 kW / RPM) |
| Max Input Power | 1,029 HP (767 kW) @ 2100 RPM |
| Max Input Speed | 2100 RPM |
| Bell Housing Standard | SAE 00 / SAE 0 |
| Clutch Type | Hydraulic (Two-Stage Reducer) |
| Max Propeller Thrust | 20,232 LBF (90,000 N) |
| Center Distance | 16.34" (415 mm) |
| Oil Capacity | 10.6 Gallons (40 Liters) |
| Dry Weight | 3,527 lbs (1,600 kg) |
| Dimensions (LxWxH) | 31.7" x 43.1" x 50.0" |
| Classification / Certs | CCS / ZC Approved |
| Primary Application | Push-Boats & Coastal Freighters |
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