Well I picked up the travel trailer yesterday. Ran the truck across the scales a few times both with and without the trailer. Truck was 4580, trailer was about 5900. With the WD hitch, I lost 100 pounds off the front axle and gained about 680 on the rear axle. Truck handled the trailer fine as far and handling and braking however the 3.08 gears just are not going to cut it on any highways that are not flat, which is pretty uncommon in central Texas. I got to make this work for about a year so I think Ill be headed to the salvage yards to find a 3.42 or 3.73 rear end. My question, is if I am unable to find the desirable 14 bolt, are the 10 bolt 2WD and 4WD completely interchangeable aside from the bolt patterns on the axles? IE could I swap drums, backing plates and 5 lug axles from the 2WD 10 bolt to a 4WD 10 bolt? I feel like 3.73 is pretty rare in a 5 lug 10 bolt but probably pretty common on a lot of GMT 400 1500 4WDs.
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