The body weight of a truck is important for a number of reasons. First, it affects the truck's fuel efficiency. A heavier truck will use more fuel than a lighter truck. Second, the body weight of a truck affects its handling and performance. A heavier truck will be more difficult to maneuver and may have a longer stopping distance than a lighter truck. Third, the body weight of a truck can affect its safety. A heavier truck will be more likely to cause damage to other vehicles and property in a collision.
For these reasons, it is important to know the body weight of a truck before operating it. This information can be found in the truck's owner's manual.