motor138New Arrival QS138 70H V3 Mid Drive Motor . QS 138 70H V3 for Electric ATV Dirt bike and Motorcycle For QS138 70H V3 mid drive motor with 1:2.35 gear box, it could be used for electric dirtbike, electric motorcycle, electric ATV 72V[html format=html different_values=0]Performance motorcycle or kart sprockets made for the QS Motor 138 3000W 70H BLDC. All sprockets e plete with galvanized C clip.[html]