If you have a Jeep YJ from 1992-1995 you can turn it into the Jurassic Park Jeep!
There were minor changes over the course of the Jeep YJ that make later years better than others. For general reference the best years for making a Jurassic Park Jeep are 1992-1994 Jeep Wrangler Saharas. The best years for purchasing a Jeep for Jurassic Park are 1992-1995 Jeeps.
Check out these two awesome websites if you’re interested in the details!