My 04.5 3500 short box 6spd
My 04.5 4x4 6spd 3500 short box is rated by Dodge to pull 15,550
this information is only required to be available by the dealer for 10 years.
I have been checked by DOT and have had no issues.
In 06 the truck has a motor with less HP and it may have less towing...