Custom Transmission

RevRobotics Brushless Motor -- http://www.revrobotics.com/rev-21-1650/

with a 14T Spur Gear -- http://www.wcproducts.net/217-3414

Connected to a 40T 1/2" Hex Gear -- http://www.wcproducts.net/pocketed-gears

Connected to a 28T 1/2" Hex Gear -=- http://www.wcproducts.net/hex-bore-gears