The transfer case is found on all-wheel-drive vehicles and is responsible for the front to rear distribution of power. Proper service and fluid changes are required to avoid costly failure. 

This sealing sleeve is an internal transmission component for your BMW. We have all of the transmission components to make your BMW shift like a new car again.
The mechatronics unit is the electronic valve body in modern automatic transmissions. Failure of this component may result in a variety of problems, including improper shifting, failure to shift, or complete transmission failure.
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