Item Type: 4400KV Brushless Motor Shell Material: Aluminum Alloy Color:Red Motor Size: Approx. 47 x 28mm / 1.9 x 1.1in KV Value: 4400KV Power: 800W Maximum Speed: 50000 Number of Rotor Poles: 4 Shaft Llength: Approx. 15mm / 0.6in Shaft Diameter: Approx. 3.175mm / 0.13in Connector: 3.5mm Gold Applicable: For Traxxas, for HSP and Other Brands 1/12 Remote Control CarPackage List 1 x 4400KV Brushless Motor1Stable Output Power: 4 extremely high torque rotor design, with strong torque and stable output power. 2CNC Machining: CNC machining 6061 T6 aluminum front and rear covers, high purity high temperature copper coils, effectively provide high efficiency. 3High Accuracy Bearings: high toughness stainless steel output shaft and high accuracy bearings make the motor super durable. 4Good Heat Dissipation: High performance, waterproof and dustproof components, durable, strong resistive current capability, and good heat dissipation. 5Aluminum Alloy: 4400KV motor is made of aluminum alloy, which is wear resistant and durable, universal, suitable for most 1/12 remote control cars.