Team Associated - Reedy Sonic 540-M4 Sensored Brushless Motor, 6.0 Turn Glue Oil & Cleaners Oils Other The FT Spring Cam is

The FT Spring Cam is made from hardened steel

The nickname "Jimmy" was derived because the majority of the total production was done by the GMC firm

It is recommended the SBS-01RM Magnetic Sensor be utilized for Helicopters

The SBS-01RO is not optimal for helicopter use due to the large distance between the rotor and sensor

Built-in diversity antenna

Team Associated - Reedy Sonic 540-M4 Sensored Brushless Motor, 6.0 Turn Glue Oil & Cleaners Oils Other The FT Spring Cam isInternally, the 540 M4 is very similar to that of the 540 M3 that it replaces it produces the same linear powerband and excellent mid range feel that have become synonymous with Reedy's modified motors. However, changes can be good when they serve a purpose. In the case of the 540 M4, the inner bearing has been moved so that it is part of the can instead of the sensor assembly, which more precisely aligns the rotor within the magnetic field while