From https://eastbroadtop.com/about/equipment/gasmotorcars/

Also, lots of interesting trolleys at: https://rockhilltrolley.org/roster/

What an adorable tram. I read the short blurp you linked, and according to that, it was built from scratch and is not a converted car, which is pretty neat! It certainly looks like the kind of vehicle that could drive off the rails on onto the road when it needs to.