Horses are capable of pulling incredible weights, but there is a significant difference between dead weight and how much weight can a horse pull on wheels...
In the past, carriages were the main way people traveled between locations. Horse’s pulled these carriages, which came in a variety of sizes. Today, the weight of the average large carriage is 1,800 pounds...
As you can see, how much weight can a horse pull on wheels is more than a deadweight because the wheels provide momentum and less friction? Heavy horses can pull up to six times their body weight on their own. This increases as you add more horses to the team.