Carisma 12000KV Micro 130 Can Brushless Sensorless Motor suitable for use in the GT24 range of vehicles. Produces 88,000 RPM on 7.4v (2S). It is not 3S rated. 

NOTE: Swapping to this motor is at the end users own risk, as the vehicle will be much faster in use, and if under warranty still, you wil invalidate the warranty immediately.