What is the make and model of the tour vehicles in "Jurassic Park" (1990)?

The make and model of the tour vehicles in Jurassic Park (1990) is the 1989 Toyota Land Cruiser. This information is derived from Michael Crichton's novel upon which the film is based. In the book, it was specified that the tour vehicles were customized Toyota Land Cruisers, capable of accommodating a small group of tourists while navigating through the dinosaur park. Therefore, in the film adaptation, the tour vehicles were also depicted as 1989 Toyota Land Cruisers.