On the left: the rear drum, rear planetary and annulus gears. underneath that is the front drum and its clutch disks

In the center: the driving shell and sun gear are in the very back, in front of that is the blah retainer and input shaft, blah retainer, and the stack of rear clutch disks

On the right is the front annulus gear in the back, front planetary gears in front of it, and the reaction shaft and support sitting on top of the front pump cover.

Here is a larger pic