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Library› Engine Room› Propulsion Gearbox› Propulsion Gearbox / Reduction Gear
Propulsion Gearbox

Propulsion Gearbox / Reduction Gear

A reduction gear exists because diesel and gas turbine engines run efficiently at speeds far higher than a propeller can use without cavitating — the gearbox is what lets the engine and the propeller each turn at the speed that suits them.

1,717models
46manufacturers
500–8,000 kWtypical power
10 Oct 2026last updated
Related types

Also in Propulsion Gearbox.

The other equipment types in this category.

Reduction Gearbox
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Send us the nameplate. We identify it by hand, add it to the library, and if you need a part or a service, the request is already on our desk.

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