Feature: 1. 4 Pole Rotor Design: 4 pole rotor design, with strong torque and stable output power. Suitable for Tamiya and for Traxxas 1/8, 1/10 remote control vehicles. 2. High Hardness Aluminum CNC Shell: High hardness aluminum CNC shell, high temperature resistant copper coil, 0.2mm thickness silicon steel sheet. 3. Good Durability: Explosion proof rotor, high toughness stainless steel export shaft, high accuracy and high quality bearings, which can make motor super durable. 4. Detachable Structure Design: Detachable structure design, convenient cleaning and maintenance, effectively prolong the motor life and improve work efficiency. 5. Built in Temperature Sensor and Interface: Built in temperature sensor and interface, which can protect the motor from overheating matched with electronic speed controller. Specification: Item Type: 4 Pole Brushless Motor Weight: Approx.297g / 10.5oz Material: Aluminum Alloy + Copper Color: Black Product Model: 3665 KV (RPM/Volt): 3800KV Wattage: 1400W Maximum Voltage: 14V Maximum Current: 90A Maximum Speed: 50000 Non Load Current: 4.2A Motor Pole Number: 4 Pole Internal Resistance (Ω): 0.0042 Motor Length: Approx.65mm / 2.6in (Excluding Shaft) Motor Diameter: Approx.36mm / 1.4in Shaft Diameter: Approx.5mm / 0.2in Shaft Length: Approx.17mm / 0.7in Gold Plated Plug: Approx.4.0mm / 0.2in Applicability: Suitable For Tamiya And For Traxxas 1/8, 1/10 Remote Control Vehicles. Package List: 1 x 3665 Brushless Motor4 x Screw1 x Manual Note: 1. Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the object.