gearset
/ˈɡɪrˌsɛt/
noun
- A group of gears that work together as a unit, especially in a machine or vehicle.
- The engineer designed a new gearset to make the wind turbine more efficient.
- The bicycle's gearset includes three front chainrings and seven rear sprockets.
- When the gearset wore out, the drill started making a grinding noise.
Synonyms