Have a look at motorised spoilers on existing cars - they tend to use geared DC motors (12v) running through a gearbox .
If you are getting 4.5 kg on the spoiler , using some maths will your down force will be less than that ?
Have a look at motorised spoilers on existing cars - they tend to use geared DC motors (12v) running through a gearbox .
If you are getting 4.5 kg on the spoiler , using some maths will your down force will be less than that ?