If that is a rear kitchen model they often struggle with getting enough tongue weight once they are loaded because nearly all the heavy stuff goes in the kitchen. Also pay close attention to where your fresh water tanks are and how full the tank is.
Your tongue weight should be closer to 1100 pounds when fully loaded. Read the sticky at the top of this section about getting cat scale weights. It takes 3 passes to get accurate weights that have all the info needed to really understand your weights and tongue weights. Try to weigh exactly as you are set up for camping.
Pass one is just the truck with all people and gear you take plus the hitch.
Pass 2 is truck and trailer with no bars attached.
Pass 3 is with bars.
You need all axle weights for all 3 passes.