Another modern United States Army unit, informally known as the 2nd Dragoons, is the 2nd Cavalry Regiment. This unit was originally organized as the Second Regiment of Dragoons in 1836 and was renamed the Second Cavalry Regiment in 1861, being redesignated as the 2nd Armored Cavalry Regiment in 1948. The regiment is currently equipped with the Stryker family of wheeled fighting vehicles and was redesignated as the 2nd Stryker Cavalry Regiment in 2006. In 2011 the 2nd Dragoon regiment was redesignated as the 2nd Cavalry Regiment. The 2nd Cavalry Regiment has the distinction of being the longest continuously serving regiment in the United States Army.