Sulky Sulky A sulky is a lightweight cart having two wheels and a seat for the driver only but usually without a body, generally pulled by horses or dogs, and is used for harness races. The term is also used for a light stroller, an arch mounted on wheels or crawler tracks, used in logging, or other types of vehicle having wheels and usually a seat for the driver, such as a plough, lister or cultivator. A sulky for horses is a lightweight two-wheeled, single-seat cart that is used as a form of rural transport in many parts of the world.
Horses in the Middle Ages increased the importance and use of horses in harness, particularly for ploughing and other farm work, was the horse collar. The horse collar was invented in China during the 5th century, arrived in Europe during the 9th century, and became widespread throughout Europe by the 12th century. It allowed horses to pull greater weight than they could when hitched to a vehicle by means of yokes or breastcollars used in earlier times. The yoke was designed for oxen and not suited to the anatomy of horses, it required horses to pull with their shoulders rather than using the power of