Pictured is an OEM replacement part(s) for the original Nintendo GameCube controller, including one of the following:
Controller Rumble Motor
Gamecube controller rumble motors weigh anywhere between 31g to 33g (depending on the amount of foam, and length of wire used on the motor). Adding a rumble motor to your controller will increase the weight of your controller by approximately 12%, likewise, removing your rumble motor from your controller will decrease the weight of your controller by approximately 12%.
All replacement parts are sold "as is", and are non-refundable.