Do I need a 4×4 to get to the Bentonite Hills. For both locations in this guide, we were in an SUV with 4×4 capabilities and quite high clearance. I recommend a 4×4 if you can get your hands on one as the roads can get pretty dicey! ... There is SO much to do and see near the Bentonite Hills, so I recommend staying in the area a few days. If ...