The Yorkshire-class was a type of armored transport that saw service in the Federation Starfleet during the 24th century. (Star Trek Encyclopedia; Ship Recognition Manual, Volume 1: The Ships of Starfleet) The Yorkshire class was designed to enter the atmosphere of a planet and land on the surface. It is equipped with a surprising number of transporters allowing it to transport large groups quickly. It was not equipped with particularly strong shields but it some what made up for that with its ablative armor. (Ship Recognition Manual, Volume 1: The Ships of Starfleet)