Ranked among the top 3 tours to do while in Sosua, the ATV experience is definitely recommended. There are 3 main locations with mountain, flat fields and beach, and those are the Montellano route ( Puerto Plata ) through the cane fields, The one in Bella vista ( Sosua ) which goes through rivers and forests, and the Choco national park ( Cabarete) one through mountains that crosses the highway and reaches the beach.
The tour takes 3-4 hrs and has several stops along the way, with beverages. There are 2 types of ATV and cost is based on the chosen model. The most expensive might run close to $120 and the cheapest one $75-80. This tour can be booked via the Sosua Concierge.