If you need additional miles, they can be added at a rate of $1. Cargo trailers, utility trailers, and car / motorcycle trailers. The base rate for the truck size and number of days rented.
4x8 Cargo Trailer Rental UHaul
That said, their rates sometimes run higher than competitors.
The size of the trailer;
The fuel cost based on distance, truck. Be sure to consider all of these factors before.
