6-Speed Automatic Transmission

Download the files from http://www.thingiverse.com/thing:1094616
Scale up the parts from above 150% except for P2_Sun_P3_Sun which is 149%
Print my parts at 100%.
Some parts require supports.

Stuff required:
4 mm shaft - 2 pieces about 185 mm and one piece about 220 mm
18 gauge brads - 5/8" long
self-tapping screws - #4 1/2" and 3/4"
set screws and nuts - #6 about 1/4"
extension springs - 13/64" and 13/16" - Harbor Freight Item # 67562
small eye screws
Gear Motor - https://www.amazon.com/gp/product/B01KTZXZDE/ref=oh_aui_detailpage_o05_s00?ie=UTF8&psc=1
Motor Speed Control Switch Controller - https://www.amazon.com/gp/product/B019H4DDIA/ref=oh_aui_detailpage_o03_s00?ie=UTF8&psc=1
12V 2.5A AC-DC Adapter - Radio Shack Item # 273-318 or similar or 12V battery.
PWM Controller Housing - http://www.thingiverse.com/thing:1958914 - needs to be stretched.

Assembly Instructions:
Clean up the parts after printing them.
Assemble the transmission as shown at http://www.thingiver