A drivetrain, also known as a transmission system, is the group of components that deliver mechanical power from the prime mover to the driven components. In automotive engineering, the drivetrain is
Rear axle with hypoid bevel gear final drive
Front wheel drive manual transaxle, showing the gearbox and final drive incorporated in the same housing
Construction vehicle drivetrain, with permanent all-wheel drive
A cutaway view of an automotive final drive unit, which contains the differential
In a motor vehicle, the powertrain comprises the main components that generate power and deliver that power to the road surface, water, or air. This includes the engine, transmission, drive shafts, di
Powertrain of a modern automobile, comprising engine, torque converter or flywheel, transmission, drive shaft, suspension and the wheels. This specific powertrain features all-wheel drive.
RWD powertrain show drive to the rear wheels only
4WD powertrain shows drive to all wheels