Hobbywing EZRun 5690SD G2 4-Pole brushless motor, a powerhouse designed to elevate your RC experience. With cutting-edge technology and precision engineering, this motor delivers unrivaled performance and efficiency. Whether you're a seasoned racer or a casual enthusiast, the 5690SD G2's design ensures smooth acceleration and high torque output, while its advanced construction guarantees durability and longevity. Unleash the full potential of your large scale vehicle with the EZRun 5690SD G2, where innovation and performance converge to provide herculean power that will send your rig to the next zip code. Features: 4-pole rotor design for more torque with strong explosive force Detachable motor design for easy maintenance Waterproof sensor interface Explosion proof rotors Spiral CNC shell Specifications: Input Voltage: 3-8S LiPo KV: 1250kV Pole: 4 Motor Diameter: 2.20" (56mm) Motor Length: 3.55" (90.2mm) Shaft Diameter: 0.31" (8mm) Shaft Length: 1.18" (30mm) Front Bearing size: D22*D8*T7 Rear Bearing size: D19*D5*T6 Weight: 867g