Give your RC rock crawler, rock racer, trail truck, or 4X4 the torque and wheel speed it needs with top quality electronic speed controls (ESCs) and brushed or brushless motors. AMain has just the right wind and KV rating your model needs in 2-pole and 4-pole styles, sensored and sensorless. Choose competition-grade speed controls or affordable sport models complete with programmable features like punch, timing and drag brake to help you dial in perfect performance. Top brands include Castle, Traxxas, Reedy, Tekin, Hobbywing, Holmes Hobbies, EcoPower and more.