Best 5th Wheel To Gooseneck Adapters

So, you already have purchased the best fifth wheel hitch you could find. Now, if a fifth wheel hitch is connected to a pickup truck by installing the trailer’s kingpin into the hitch, a gooseneck trailer, on one hand, is attached to a ball coupler hitch found in the bed of your pickup truck. However, the towing devices are not exclusive to one kind of trailer. You can use a gooseneck if you want to tow a 5th wheel trailer with the use of a 5th wheel to gooseneck adapter.

According to, there are some adapters that use the gooseneck hitch’s hole or are attached to a gooseneck ball, letting you connect the fifth wheel trailer without modifying the towing carriage to fit the hitch. The Gooseneck Adaptersother kind of fifth wheel to gooseneck adapter fastens to the 5th wheel trailer, allowing you to install it directly to the ball coupler in your truck’s bed. But the kind of adapter you’re going to use depends on what types of trailer and hitch you have.

To help you find what type of adapter you need, here are some of the best 5th wheel to gooseneck adapters that are categorized into four groups.

  1. Adapter replacing the trailer pin box

As a reference for those who are not familiar what a trailer pin box is, it is the one found under the trailer’s front. It usually holds the kingpin, which is installed into the fifth wheel hitch attached in the bed of a pickup truck.

Having this 5th wheel to gooseneck adapter is the safest option to tow a fifth wheel trailer using a gooseneck hitch since it does not cause more stress in possibly deforming the hitch or the trailer frame. Furthermore, it is created to fit particular trailer pin boxes, providing you with a permanent solution to your trailer and hitch concerns.

Here is a product, which comes in different versions with different prices, under this category.

*Reese Goose Box 5th-Wheel-to-Gooseneck Air Ride Coupler Adapter

A fifth wheel to gooseneck adapter offered by Reese, this is equipped with air ride mechanism that ensures lesser stress placed on the frame of your fifth wheel trailer than how much a typical kingpin adapter normally causes.

To use this item, you just have to uninstall the current pin box from your trailer and replace it with this adapter, then you are already good to go.

  1. Adapter being installed in the gooseneck hitch’s ball hole

This is the second most secured type of 5th wheel to gooseneck adapter that is temporarily mounted into the bed of your pickup truck.You do not have to modify your trailer to fit and make this kind of equipment work. And when you use this, it can actually lessen the stress caused by either the trailer hitch or frame. Moreover, it will provide a satisfying solution if you frequently switch from one trailer type to another.

To give you an idea on what kind of adapter this category describes, here are a few samples you may want to take a look.

*B&W Companion Flatbed Gooseneck-to-5th-Wheel Trailer Hitch Adapter – Dual Jaw – 22,000 lbs

With this fifth wheel to gooseneck adapter that is provided by B&W, you already have a heavy-duty and premium quality 5th wheel hitch alternative that fastens into the flatbed of your truck by linking directly to the turnover ball gooseneck hitch with the use of the accessories included with this item. You do not have to make modifications to your trailer or truck. Moreover, there are no parts to add for the whole towing system to work effectively.

*Curt X5 5th-Wheel Base Rail Adapter Plate for EZr Double Lock Gooseneck Trailer Hitch

If you have a Curt EZr Double Lock Gooseneck hitch, you can still use that one to tow a fifth wheel trailer with the use of this special adapter that comes with rails to allow you to mount it into any kind of 5th wheel hitch.

To use this 5th wheel to gooseneck adapter, you just have to attach the adapter plate to the gooseneck hitch.

*Hi-Rise Gooseneck-to-5th-Wheel Trailer Hitch Adapter by Bulldog

This fifth wheel to gooseneck adapter increases the towing performance of your fifth wheel hitch that mounts into the existing ball hole of your under bed gooseneck hitch with the help of other accessories to make the system work.

This item comes with parts such as round and square gooseneck posts, single piece, self-latching jaw, 4-way pivoting head, stabilizer strips used for corrugated beds of pickup trucks and offset legs.

  1. Adapter being attached to the truck bed’s gooseneck ball

This kind of 5th wheel to gooseneck adapter is temporarily mounted into your pickup truck’s flooring. Unlike the first two categories, this causes minimal tension on the frame and hitch of the trailer. However, its installation and removal are straightforward due to its weight that is lighter than a fifth wheel adapter connected to a trailer’s kingpin.

*Andersen Ultimate 5th Wheel Connection – Gooseneck to 5th Wheel Adapter

Having a lightweight frame that is compatible with any kind of industrial gooseneck ball coupler, this adapter’s frame is mounted to the gooseneck ball found in the flatbed. It comes with an aluminum coupler that you can install on your trailer’s kingpin

Unlike the conventional and longer type of fifth wheel to gooseneck adapter, this item uses minimal leverage and applies less tension on the ball coupler. It also reduces the chucking as the hitch and trailer are moving.

Having a steel ball that is plated with zinc, constructed for durability and finished with the rust-resistant coat.

  1. Adapter being bolted over the kingpin lube plate

This category has gooseneck adapters that work as temporary solutions to tow a fifth wheel trailer using a gooseneck hitch. This does not employ a secure connection as it causes tension within the hitch and trailer frame. Apparently, there are some manufacturers who highly suggest not to use the adapters together with trailer pin boxes for longer periods of time. It is always recommend to check the optimal length of the pin box first.

*Ranch Hitch Universal 5th-Wheel-to-Gooseneck Coupler Adapter

A heavy-duty adapter that is capable of converting the kingpin of a fifth wheel trailer to a gooseneck coupler, this item gives convenience in towing your fifth wheel camping trailer using a gooseneck hitch. With a 3-inch vertical adjustment, you can use this one to tow other kinds of vehicles.

*Convert-A-Ball Cushioned 5th-Wheel-to-Gooseneck Adapter w/ Offset

With a height range from 12 to 16 inches, this adapter has coupler that is installed to the kingpin of your trailer and connected to a gooseneck ball. It has cushions that are made with interior polyurethane, acting as shock absorbers to reduce the bounces or vibrations and to ensure safe and smooth ride while you are on the road.

However, this is not recommended to be installed on trucks that have less than 6 feet flatbeds. You can adjust its height to make it suitable for other applications.

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