Replacement Motor Controllers for Evolve Electric Skateboards. The motor controller on an electric skateboard is a crucial component responsible for regulating and controlling the motor's speed and direction. It acts as the brain of the electric skateboard, interpreting inputs from the rider, such as throttle and braking, and converting them into signals that adjust the motor's power output accordingly. Contents 1x Motor Controller InstallationHadean Bamboo, click hereHadean Carbon, click hereGTR Bamboo Series 2, click here GTR Carbon Series 1, click hereGTR Bamboo and Stoke Series 1, click here Please refer to the Warranty Policy for more info.