tank track

Hello and thank you for visiting my track.
i'm amature 3d printer with basic knolidge over my 3D solidworks. i am able to creat my own drawings but i am limited because of my own imagination. in other words i need help to continue.
i 'am looking for peopol to desing their onw tank therefor i wil begin with the basics.
my goal is to make a completly free STL of a compleet tank
atleast the chasi and tracks.
i am not new to the world of RC so my goal is to ad motors powerfull enouth to make