Everything about Star Wars is incredibly detailed. The characters and their backstories. And then there are the vehicles! If you thought that Star Wars characters have a lot of detail, then imagine the vehicles.
The book above, Star Wars: The Force Awakens Incredible Cross-Sections (click the cover above to order your copy!) is by Jason Fry and illustrated by Kemp Remillard. It goes into great detail and shows how things work, along with backstory as well.
Below, you can see two samples, one being Rey’s Speeder and then the Millennium Falcon: