ID
1386269
1-2 weeks delivery time
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The Nanni Diesel 970776012 HBW100 gearbox with a 2.72 reduction ratio is a complete marine transmission unit used in the gearbox assembly and the gearbox flange assembly on Nanni HE engines. Built to transfer engine power smoothly to the driveline, it supports dependable shifting and efficient propulsion on 2.60HE, 3.90HE, 4.110HE, and 4.150HE engines.
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HBW100 Marine Gearbox With 2.72 Reduction Ratio
The Nanni Diesel 970776012 is an HBW100 marine gearbox specified with a 2.72 reduction ratio for selected Nanni HE engines. Installed within the gearbox assembly and also referenced under the gearbox flange assembly, this transmission is designed to deliver controlled power transfer from the engine to the propulsion system for smooth, confident operation underway.
Compatibility
- 2.60HE engines
- 3.90HE engines
- 4.110HE engines
- 4.150HE engines
Technical Specifications
Brand Nanni Diesel Part Number 970776012 Gearbox Model HBW100 Reduction Ratio 2.72
Product Details
- Component Type: Marine gearbox transmission unit
- Assembly Location: Gearbox
- Also Referenced In: Gearbox flange assembly
Features
- Designed to match Nanni HE engine drivetrain requirements with the specified 2.72 ratio
- Supports efficient torque transfer to the shaft line and propeller load
- Referenced across both gearbox and gearbox flange assemblies for correct OEM integration
- Ideal for replacement during transmission service to restore smooth propulsion control
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