ASG Ultimate Boost Custom Airsoft AEG Motor (Type: Long Axle / 40k RPM)

"Ive bought about 3 or so of these motors and they have yet to fail me, last build was as follows
SHS 16:1 gears
SHS high speed piston
ASG Ultimate Boost 40K motor
GATE MERF 3.2 mosfet
ASG anti-reversal latch
Matrix m120 spring
Along with a 2 cell, 25c 2500mah lipo
rest of the parts are from an old KWA m4 (2014)
I shaved down 4 teeth, shimmed it and after testing it these were my specs
RPS FPS
29.6 314.1
29.8 312.9
29.8 308.8
29.7 311.1
29.7 313.5
This motor is great for fast trigger response and getting a good ROF, My friend used this in his DSG before geting a tienly and was getting 56rps

"Had this motor for about a year love it but
Cons: Loud
Bad pinions doesn't mesh to well
Bad efficieny
Pro: Speedy boy
Cheap
Fairly reliable

"love it, just heats up pretty quick

"Great motor I get upwords of 26 RPS on my current build but only con is it heats up super quick. Atleast I have a handwarmer for cold games? Other than that awesome motor and get a lot of preformance out of it.

"Burnt out immediately, and I can’t get a replacement cause of corona virus. It’s ok cause I’m just getting a replacement when I can