Single Shaft Double Clutch is usually operated in a fully automatic mode having the ability to allow the driver to manually shift gears. The Double Clutch is pre assembled on a single shaft where two clutches are arranged concentrically to adjust odd numbered gears and even numbered gears. The Double Clutch is easy to install and can withstand high pressure or vibrations offering optimum performance for aircraft applications. Single Shaft Double Clutch is easy to maintain and gives long functional life.