GoolRC S3650 3900KV Sensorless Brushless Motor for 1/10 RC Car

Features:
4P hi-torque motor design.
Efficient and high-speed ball bearings.
High purity copper windings maximizes efficiency.
Short stator, less wire, lower resistance, more power.
CNC machined 6061 T6 billet aluminum heatsink can.
Delivers more power than comparable brushed motors.
Consistent and high-power output provide longer run time.
Ultra high-temperature sintered neodymium magnets provide massive torque and linear power.