Noun
drivetrain (plural drivetrains)
- (mechanical engineering) The mechanical parts of the powertrain, the gears and shafts, that connect the engine to the wheels in a vehicle.
- Hypernym: powertrain
1990, Joe Kita, Bicycling Magazine's New Bike Owner's Guide, page 28:If you wait until later, your drivetrain is liable to misshift under the hard pedaling load.