This is my mini Sandcrawler. I know it's supposed to have tracks, not wheels, but there's only so much you can do. The door is able to open and close, and the wheels spin. The only question is... can it take on sand?
About this creation
Here's a pic of the back.
A shot of the front with the door up...
...And with it down.
from this angle, you can see inside. The red is melted steel.