Today I received the updated sprocket supports and I switched the sprocket from the old support arm to the new support arm. The process was pretty simple: tap out the rolled pin, tap out the sprocket shaft, remove old support arm, then do the reverse with the new support arm.
Starting with the 1,2,3 side:
Tap out the rolled pin:
Tap out the sprocket shaft:
Install new sprocket support arm:
Switching to the 4,5,6 side: