What machine do i have

i have a shapeoko model # 11163 what machine is this 3 or 4

I believe we quit including serial number plates towards the end of the Shapeoko 3 line.

See:

https://my.carbide3d.com/gettingstarted/

which has photos of each type of machine for identification and links to further information.

If you have trouble with this, please post a photo of your machine.