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This hitch is rated for 21,000 lbs gross towing weight and a 4,000 lbs vertical load limit, giving you the strength to pull big fifth wheels with confidence. The solid steel build and black powder coat finish bring peace of mind when you're hauling long distance with a heavy trailer behind you. It’s a strong setup that feels secure from the time you back in to when you hit the open road.
The single-piece wraparound jaw completely surrounds the king pin for 360-degree contact. That full grip gives tighter tolerances than slide-bar jaws, cutting down on rattle and chucking so your ride stays smooth and quiet. A 3/4" thick solid steel locking bar reinforces the connection and automatically locks into place when the jaw closes. The result is a hitch that holds tight and stays secure mile after mile.

The double-pivot head moves both front to back and side to side, helping the trailer follow naturally as you drive or turn. Built-in polyurethane dampeners cushion that movement and absorb road shock, keeping noise and harsh bumps out of your ride. It feels more controlled when towing across uneven ground or over long interstate stretches.


When it’s time to install or remove the hitch, the lightweight 2-piece design makes it quick work without needing extra hands or tools. The head simply slides into the base and secures with a pin, letting you pick from three hitch heights—15-1/2", 17-1/4", or 18"—to match your setup. When you’re done towing, lift it out for a clean bed ready to haul other gear.


The included custom underbed mounting kit connects to a 2-5/16" ball that’s part of Curt’s Double Lock gooseneck system. That means you can tow gooseneck trailers too, not just fifth wheels. When you’re finished towing, flip the ball upside down into its socket for a flat bed surface—the rubber cover keeps dirt out until your next trip.
This fifth-wheel hitch is not compatible with rotating pin boxes.

Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.
Hello everybody, this is Jeff at etrailer.com. Today, we're gonna take a look at this Replacement Base Assembly for the Demco Recon Gooseneck-to-5th Wheel Trailer Hitch Adapter. This has a 21,000 pound gross towing weight capacity. Now this part will replace just the base assembly that's on the Demco Recon Gooseneck-to-5th Wheel Trailer Hitch Adapter, which is part number DM8550045. Now that adapter, we do sell separately on our website. Now this is just for the base assembly.
It does not include the hitch head. The hitch head bolts to this center post here. The hitch head, we do sell separately. It's part number DM6169. The center post right here that the hitch head attaches to, has three different height settings to fit your application.
And the hitch height is critical 'cause when you go to tow your fifth wheel, you do wanna make sure you're towing as level as possible. And hitch height is always measured from the top of the truck bed to the top of the hitch head. And now the hitch height settings on this center post, there's three holes in it. So it gives you a selection of three different hitch height settings. Either a 15-and-a-half inch, 17-and-a-quarter-inch or 18-inch hitch height setting.
You just pick the one that works best for your application. Now, this base also, when you do install this over the gooseneck ball, it does give you a three-inch offset for extra clearance of your fifth wheel. It is is a sturdy steel construction. Has a nice rust-resistant black powder coat finish on it. And it is a quick, simple installation.
Basically, this just installs over the gooseneck ball and it's held in place with the pin and clip. And also these two set screws right up front here. This part is made in the USA and again, the gross towing weight capacity on this base assembly is 21,000 pounds. But that should do it for the review on the Replacement Base Assembly for the Demco Recon Gooseneck-to-5th Wheel Trailer Hitch Adapter..
Ratings & Reviews

Stewart P.
2/18/2021
A year later this hitch is still going strong. It did suffer a scratch from hauling items in the pu bed and the chrome plating scratched off, but no big deal.

Todd
10/5/2022
Excellent hitch to date and still very happy. Have pulled my fifth wheel around the country with zero issues. I see people with $1800 hitches that have minor slop and problems hooking up at minor funny angles. This hitch is strong, simple, and very secure. No slop.

Sierra K.
10/21/2021
I have a solution to your issue. The bag with the bolt and nut for the hitch handle should have came with a small round dampener that stops the hitch head from flopping back and forth in the truck. The urethane compresses under a load so it does not restrict the fore and aft movement when coupled. Before you attach the hitch head to the saddle assembly the dampener will need to be installed. Simply press it into the hole that is punched into the bottom side of the hitch as shown in Figure A of the instructions: https:cdn.demco-products.comdocumentsHJ26169.pdf

Roger O.
8/23/2023
It works really well. I use it to pull my fifth wheel trailer loaded with firewood firewood to central GA from south GA.

Ernest
1/12/2026
I love it
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Kevin
11/20/2023
Pretty good. Still rotating a little. I tightened the main bolt to the ball more than the 30lbs. It’s not rotating as much as it has been. Still haven’t figured out if or where I would drill a hole for a bolt to go in. I’m not really wanting to do that yet.