My 2005 9.6e 2500 model (few inches taller than 9.6c model) with every available options, such as electric jacks, dual pane windows, AC, side and rear awnings, rear aluminum step bumper and electric steps (extra 90lbs alone), full of water 55 gallons, propane, 2 agm group 31 batteries, hot water heater full, clothes, pots and pans, groceries, and ready to roll for a 3 month cross country trip weights 4000lbs.
With my camper/truck combination, camper only adds 150lbs to the front axle.