Feature: 1. High Torque Rotor: 3660 brushless motor adopts 4 extremely high torque rotor design, with strong torque and stable output power. 2. Providing High Efficiency: CNC machining 6061 T6 aluminum front and rear covers. High purity high temperature resistant copper coil. 3. Output Shaft and Bearing: High toughness stainless steel output shaft and high accuracy bearing make the brushless motor super durable. 4. High Performance: Components are waterproof, dustproof and durable, and has strong resistance current capacity and good heat dissipation. 5. Appliable Model: 3660 brushless motor is applicable to most 1/8 1/10 brushless remote control vehicles, such as for HSP, for Traxxas, for HPI, for Tamiya, for WLtoys. Specification: Item Type: 3660 Brushless Motor Shell Material: Aluminum Alloy Product Color: Black, Red Weight: Approx. 235g / 8.3oz Motor Size: Approx. 36x60mm / 1.4x2.4in (Excluding Cable And Shaft) Power: 1200W Maximum Speed: 50000 Maximum Amperage: 100A Rotor Pole: 4 Shaft Diameter: Approx. 5mm / 0.2in Shaft Length: Approx. 15mm / 0.6in Connector: 4mm Gold Head (Male) Applicable Model: for HSP, for Traxxas, for HPI, for Tamiya, for WLtoys And Other 1/8 1/10 RC Car. Package List: 1 x Motor