You might want to try a folding bike. They are smaller and they can fit in your trunk so you won't need a hitch or a bike rack. Saving on the hitch and bike rack will allow you to buy a better ebike.
Just a thought.
Tahoe has proposed expanded trail access with good reasons.
https://www.usnews.com/news/best-states/california/articles/2021-04-13/expanded-trail-access-proposed-for-electric-bikes-at-tahoe