Functions of Subaru automatic transmission shank clutches

Subaru automatic transmission shank clutches perform the following functions:

*Transmission of torque from the torque converter to the output shaft
* Coupling and disengaging the output shaft with the transmission
* Absorption of vibrations and shocks

Design of shank clutches of Subaru automatic transmission

Subaru automatic transmission shank clutches consist of the following components:

*Friction Pad: Made of a friction-based material such as carbon fiber composite that provides traction and friction.
* Friction base: The metal plate to which the friction lining is attached.
* Shank Splines: Serrated projections on the base of the clutch that connect to splines on the output shaft.
* Springs: Help to press the clutches against the metal discs.

Types of shank clutches for Subaru automatic transmissions

There are two types of Subaru automatic transmission shank clutches:

* One-sided clutches: They have a friction lining on one side only.
* Friction clutches on both sides: They have a friction lining on both sides.

Location of shank clutches of Subaru automatic transmission

The Subaru automatic transmission shank clutches are located at the very end of the output shaft, before connecting to the transmission.

Maintenance of shank clutches of Subaru automatic transmission

Subaru automatic transmission shank clutches are subject to wear and require periodic maintenance. It is recommended that they be inspected and replaced according to the manufacturer’s maintenance schedule.

Signs of worn clutches of the Subaru automatic transmission shank

* Slipping when changing gears
*Shocks or vibrations when shifting gears
* Transmission fluid leaking from the shank flange

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