Forum Discussion
StirCrazy
Sep 28, 2023Moderator
Paul39 wrote:
Looking for input on my potential truck/5th wheel combo. A little background first. I have had trailers, but this would be my first 5th wheel. As I am opening this up to the weight police, I am looking for honest opinions and I don’t want to make a costly mistake. With that said, my opinion (as an automotive engineer) is that I’m a rule follower (regarding GVWR, etc) but I have no problem being close to the limit as I know there is a significant safety factor already built into those numbers. With that said – here is what I am looking at:
Tow vehicle
2023/4 Ford F250 4x4 7.3l gas short bed well optioned (maybe King Ranch)
From what I have found on the internet
Rear GAWR 6,340
Front GAWR 5,600
Tow Capacity 16,500
Payload 3,923
GVWR 10,500
Curb Weight 6,480 – 6550 (I see different amounts depending on what site I go to)
So – my math says 10,500 GVWR – 7100 Truck (added 550lbs for people/etc) – 200lbs for hitch (may need a slider) leaves 3,200 for pin weight. Assuming a 22% pin weight puts me at 14,500lb max 5th wheel.
I’m looking at a Cougar 290RLS
Dry Wt 10,124 lbs
Hitch 1,805
GVWR 12,200
Length 33’8”
I know many will say just get the F350, but the truck will be used 95% as a daily driver and 5% towing. Seems like I have a reasonable margin. ~4,000 lbs on tow capacity, ~500 lbs cargo capacity/GVWR assuming trailer is loaded to GVWR.
Does anyone see flaws in my logic before a spend a small fortune on these toys? Is the Curb weight of 6,550 for a short wb 4x4 7.3l crew seem right? I looked up all the specs for this particular truck and it seems consistent in that range, but comments on other posts look like the truck weight could be more. Also – any comments on the Cougar 290RLS?
ya you're going to need a bit more payload. As for being a daily driver, there is going to be no difference between an f250 gasser and a f350 gasser what's so ever aside from the badge. I can tell you right now add at least 500lbs to that pin weight. my cougar was advertised at 2350lbs, and it came in slightly over 3000lbs. Don't forget that pin weight is done with no options on the rv and everything empty or missing (like batteries and propane bottles which are right at the front. so, once you start adding propane and tanks, batteries, any options, water, "stuff" in the bedroom and more "stuff" in the storage below, that weight goes up drastically. I thought I would be safe with my 99 F250 diesel but I was over on the rear axle, so I had to get a newer f350
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