Don't be scared of ordering one you want....just make sure that you've agreed to the pricing before paying the deposit. So like 30 percent off the MSRP should still be good.
Most dealers will be happy to help you as they know it is already sold.
And many times the loft is part of the overall design of the entire trailer as many times it is the ceiling of the bathroom, closet, fridge, and some of the kitchen too.
If you are just talking about the beds that go up and down I know mine can be removed with 4 pins for each.