Description: 4-pole 12-slot high torque motor design, high-purity copper coil, greater efficiency, temperature resistance 180-200°, 4.0mm gold-plated connector, using M3 screws, multiple installation styles. CNC machine tool processing billet, 6061-T6 aluminum heat sink, secondary oxidation treatment, high-end and fine appearance, high-speed ABEC5 durable sealed bearings, low friction, low noise, high precision and long-lasting use High-balance explosion-proof rotor, high smoothness, high accuracy, dynamic balance control within 10mg, and later can be disassembled and replaced. Ultra-thin silicon steel sheet: excellent performance, high magnetic permeability, high silicon content, good insulation and heat resistance The motor adopts precise waterproof design and high power conversion; ESC uses a 60A ESC, which has waterproof, overheating and overload protection functions Specification: Material: Metal+ABS Suitable for Wltoys 144001 12428 A959-B rc car KV: 4370KV Maximum current: 66A Power: 820W Size Chart: Motor Size: 50x36mm / 1.97x1.42inch Package Includes: 1 Piece 60A ESC 1 Piece 3650 Brushless Motor Note: Color might be slightly different due to the color calibration of each individual monitor. Please allow slightly measuring deviation due to manual measurement. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store