"R" Position

WARNING: This page is about a different car, the 2011 Suzuki Equator. However, it is still accessible from the selected car via links, so may be relevant.

The front brake fastens the front sun gear.
The high and low reverse clutch is coupled, and the mid sun gear and rear sun gear are connected.
The reverse brake fastens the rear carrier.

Fig 1: Automatic Transmission Power Flow Diagram - R Position
Courtesy of SUZUKI OF AMERICA CORP.