Yes, have you tried looking at the inventory page using your zip code?
https://www.tesla.com/inventory/new/ct?TRIM=CTCYB&arrangeby=savings&zip=90210&range=25
Give it a shot.
A little trick that works for me: Hold the truck with both hands, front facing you, while lowering it onto the platform. (Align front of truck with power/light button)
Placing it sideways doesn’t seem to work as well.
I'm 6'5" and sat in the backseat of one during a test drive. My head grazed the glass ceiling. Guessing OP means laying across the back row.
Edit: Ok, he stood bent over from the waist. Gotcha.
Very rough artist rendition included.