Feature: 1. Applicable Models: RC motor is fit for Traxxas 1/16 RC car and fit for TAMIYA 1/16 RC car. Please confirm whether your model is applicable before buying. 2. Low Noise: 390 brushed motor adopts high purity copper winding and sealed bearing, built in cooling fan, external demagnetizing sleeve, high power, low friction and low noise. 3. Highly Reliable: Brushed motors for accurate and maximum energy conversion. Rotors are accurately balanced and higher smoothness increases reliability and maximum speed. 4. High Efficiency: High purity copper windings maximize the efficiency of brushed motors, and high strength magnets provide stable brushed motor performance. 5. Stable Performance: When torsion is needed over rpm, the RC motor reduces motor speed to provide a smoother vehicle start, preventing shaking and stalling at startup. Specification: Item Type: 390 RC MotorMaterial: Iron + copper + stainless steelColor: Black Motor Size: Approx. 44.5x27.5mm/1.8x1.1in Shaft Diameter: Approx. 2mm/0.1in (with flat bit) Shaft Length: Approx. 12mm/0.5inFitment:Fit for Traxxas 1/16 RC car Fit for TAMIYA 1/16 RC car . Package List: 1 x RC Motor