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  1. 5th Wheel Hitch
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  3. 3500
  4. 2019
  5. Demco
FITS 2019 Ram 3500
Demco Autoslide 5th Wheel Hitch w/ Slider - Single Jaw - Ram Prep Package - 21K
Demco

Demco Autoslide 5th Wheel Hitch w/ Slider - Single Jaw - Ram Prep Package - 21K

Part Number: DM89GV
$2,395.00
Retail:$2,940.00
You Save: $545.00
5th Wheel Hitch
Confirmed to Fit
2019 Ram 3500

6-1/2 Foot Bed with OEM Prep Pkg

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Demco 5th wheel hitch for your 2019 Ram 3500 are available from etrailer.com. Installation instructions and reviews for your Ram 5th wheel hitch. Expert service, and great 5th wheel hitch prices. etrailer.com carries a complete line of Demco products. Order your Demco Autoslide 5th Wheel Hitch w/ Slider - Single Jaw - Ram Prep Package - 21K part number DM89GV online at etrailer.com or call 1-800-940-8924 for expert service.
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2019 Ram 3500 - Demco Autoslide 5th Wheel Hitch w/ Slider - Single Jaw - Ram Prep Package - 21K

  • 21000 lbs GTW
  • Demco
  • Sliding Fifth Wheel
  • Premium - Single-Hook Jaw
  • 16-7/8 - 19-1/4 Inch Tall
  • Double Pivot
  • 5250 lbs Vertical Load
  • 14 Inch Fore/Aft Travel

This hitch slides automatically when you turn to give you 14" of clearance for tight turns. A wraparound jaw provides a smooth ride and a locking bar offers added security. Base secures in underbed mounts and removes for full bed access.


Features:

  • 5th-Wheel hitch mounts in your short-bed truck bed so you can tow your 5th-wheel trailer
  • Automatic slider provides clearance required for your short-bed pickup to turn safely at slow speeds
    • No more getting into and out of the truck to operate a manual slider
    • Head slides toward the tailgate when you turn and back toward the cab when you straighten out
    • Rack-and-pinion gears create smooth, controlled, automatic motion
  • Rotating hitch head turns up to 90 degrees with your trailer
    • Rotation creates the force that propels the automatic slider
    • Built-in brackets stabilize your pin box so the king pin won't rotate in the hitch - no need for a separate capture plate for standard pin boxes
  • Rail-free design allows for full access to truck bed when hitch is removed
  • Wraparound, single-piece jaw provides a secure connection
    • 360-Degree jaw-to-king-pin contact
    • Less rattle and more security than slide-bar jaws
  • 3/4" Thick, solid steel locking bar reinforces the connection of your coupled trailer
    • Automatically locks into place when the jaw closes
  • Double-pivot hitch head eases hookup and helps to limit chucking
    • Pivots front to back and side to side
  • 3 Height settings to fit your application
  • Cushioning polyurethane dampeners help reduce noise and absorb road shock
  • Spring-loaded handle with comfort grip allows for simple coupling
    • Tethered safety pin lets you secure the handle in the open or the closed position
  • Sturdy steel construction with rust-resistant black powder coat finish
    • Diamond-plate tread on hitch base adds unique styling
  • Fast, easy installation
    • Drops into the 4 receiver pucks that are built into your factory underbed rails
  • Made in the USA


Specs:

  • Application: 2013 and newer Ram trucks with factory-installed towing prep package
    • Designed for use on 6-1/2' truck beds
  • Fits standard pin boxes 12" - 14" wide
    • Locking plates (sold separately) are required for use with Glide Ride, Mor Ryde, Trailair Tri Glide, Trailair Flexair, Rhino, Rota Flex, Lippert Road Armor, and 5th Airborne pin boxes
  • Gross towing weight: 21,000 lbs
  • Vertical load limit: 5,250 lbs
  • Travel: 14" front to back
  • Hitch height settings: 16-7/8", 18-3/8", and 19-1/4"
  • 5-Year limited warranty


Note: This fifth-wheel trailer hitch is not compatible with Sidewinder or Revolution king pins. Do not use any device that changes the pivot point of your trailer's king pin with this hitch.


Automatic Slider Makes Cornering Easy

Most often used on trucks with 6-1/2' beds, a slider helps to eliminate clearance problems during slow-speed turns. When you are towing a fifth-wheel trailer, your hitch must be situated on the cab side of your truck's rear axle. However, at slow speeds you can use a slider to slide the fifth-wheel hitch (and the trailer) toward your truck's tailgate and past the rear axle, creating enough space between the cab of your truck and the trailer to permit less-restricted turning.


Normally, you'd have to get out of your truck and pull a lever to release the slider before every turn, but what if there was an automatic system? Imagine having 14" of extra clearance while towing your fifth-wheel trailer. Now imagine having this without needing get out of the truck to move your slider. The Demco Autoslide makes this fantasy a reality. The Autoslide automatically glides back smoothly when you make a sharp turn so you can maneuver effortlessly around tight corners within campsites and parking lots.


Demco Hijacker Autoslide

The base of the Autoslide has a built-in rack-and-pinion gear system that operates automatically. As your truck turns, the pinion in the base also turns. This activates the rack gear, which causes the rotational force of the truck to be converted into the linear sliding action of the hitch. So, when your truck makes a sharp, slow-speed turn, the gears inside the Autoslide force the hitch head to slide down toward your truck's tailgate in a smooth, controlled motion. This way, any time that your truck turns more than 10 to 15 degrees, the Autoslide will ensure that there is enough clearance for your trailer to complete the turn as well, and it will do so without any jerking or binding.


In order for the rack-and-pinion assembly to function as designed, the pin box must be stabilized on the hitch head. Normally in a fifth-wheel hitch, the king pin moves inside of the hitch head so that the trailer can turn. With the Autoslide, the king pin remains fixed inside of the jaws of the hitch and it is the hitch head itself that turns. This is thanks to the capture brackets on the sides of the head that brace the pin box from both sides to hold it in place on top of the hitch head. This is done to ensure that there is enough resistance within the hitch when your truck turns to properly activate the rack-and-pinion gear mechanism.


Demco Hijacker Autoslide capture bracket

To stabilize your pin box on the hitch head, simply push the capture brackets up against your pin box once the trailer is coupled and tighten the outer bolts and the inner jam nuts. The Autoslide head and brackets will fit standard pin boxes that are between 12" and 14" wide. If you have a Glide Ride, Mor Ryde, Trailair Tri Glide, Rota Flex, Lippert Road Armor, or 5th Airborne pin box, you must install a special locking plate (sold separately) as well.


When you straighten your rig out again and your trailer moves back in line, the hitch head will rotate back to center and slide back toward the cab into the straight towing position.


Secure Wraparound Jaw with Locking Bar

Demco Hijacker Autoslide wraparound jaw and locking bar

The single-piece, strong wraparound jaw completely surrounds your trailer's king pin for 360 degrees of contact. This wraparound jaw provides a more secure connection than standard 2-piece jaws that close in on the king pin from the sides. The increased jaw-to-king-pin contact on the Autoslide offers tighter tolerances around the king pin, which minimizes both rattle and chucking, for a smooth, quiet ride.


A 3/4" solid steel locking bar spans the area in front of the jaw. This bar provides an added barrier of protection against accidental disconnection so you can have peace of mind that your trailer is secure. The locking bar is attached to the jaw and to the spring-loaded handle. The bar automatically locks when the jaw closes around your king pin.


Double-Pivot, Cushioned Hitch Head

The double pivoting, cushioned head improves your towing experience dramatically by helping to reduce jarring and unwanted noise. Built-in pins allow the hitch head to pivot back and forth and side to side. And hooking up is easy because the hitch head will automatically pivot to the proper angle when it comes into contact with your pin box.


Three polyurethane dampeners help to cushion the movement from the pivoting head and to reduce towing noise. Two of these dampeners are built into the head assembly to cushion the head's side-to-side pivoting. The third dampener cushions the back-and-forth motion and must be installed in the hitch prior to use. Installation of this third dampener is easy - simply press the dampener up into the pre-drilled hole underneath the hitch head.


Easy Installation

The Autoslide hitch is specially designed to fit in the underbed rails of your Ford Super Duty factory fifth-wheel towing prep package. The hitch comes pre-assembled for an easy installation. All you have to do is bolt on the side plates and attach the head to the hitch base.


The side plates have 2 functions. They contain the feet that fit into your OEM tow package receivers, and they allow you to raise or lower the hitch head to better match your pin box height. After you choose your desired height setting, simply bolt the side plates to the hitch base with the included hardware. Then lower the hitch into the 4 puck receivers in your truck bed. Turn the handles to lock the feet into the pucks and secure the handles with the included safety pins. The hitch can be removed to give you full truck bed access. Simply remove the safety pins, turn the handles to unlock the feet, and lift the hitch out of the receivers.


Clearance Formula for Short Bed Trucks

Use the formula below to ensure there will be enough space between your truck cab and trailer when executing a 90-degree turn.


(A+B) - C = Clearance


A = Distance from the center of fifth-wheel hitch jaw to truck cab

B = Length of Travel (14")

C = Width of trailer divided by 2 (to get half)


For example: If the distance from the center of the hitch to the cab is 36", 36" + 22" = 58". If your fifth-wheel trailer is 102" wide, take half (51"), then plug in: 58" - 51" = 7" of clearance.


Note: At least 4 inches of clearance is recommended to safely execute a 90-degree turn.



6107 Demco Hijacker Head Assembly for Auto Slide 5th Wheel Trailer Hitch - 21,000 lbs

6401 Demco High Jacker Adapter Plates for 5th Wheel Trailer Hitch - Ram OEM

8550060 Demco

8550062 Demco Autoslide 5th Wheel Hitch w/ Slider - Single Jaw - Ram Prep Package - 21K

Installation Details DM89GV Installation instructionsAlternate Instructions DM89GV Installation instructions

California residents: click here


Customer Satisfaction Score:

Ratings & Reviews

4.7

703 reviews
This hitch slides automatically when you turn to give you 14" of clearance for tight turns. A wraparound jaw provides a smooth ride and a locking bar offers added security. Base secures in underbed mounts and removes for full bed access.

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Show More Reviews

See what our Experts say about this Demco 5th Wheel Hitch

  • Comparing The 18k and 21k Demco Autoslide 5th Wheel Hitches For A 2024 Ram 2500
    Hi Sawyer, Manufacturers typically recommend that you have a safety net of roughly 15-20% of the hitches capacity leftover so it is ok to go higher but only to a certain extent. For example, if your trailer's GVWR was 15,000lbs and you switch to a hitch rated for 25k or 30k you'd likely notice the difference in the hitch's stiffness. Essentially, the higher the capacity the harder the head of the hitch is going to be to turn because it's designed for more weight. A GVWR of 14k to 16k...
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  • Demco Autoslide Side Plates For 2024 Ram Puck System
    Hey Robbie, thanks for reaching out. Sounds like you are on the right track here, because the Replacement Side Plates # DM99GV are exactly what you need to convert your Demco 21k AutoSlide to the puck system in your new 2024 Ram Mega Cab. Just swap out the old side plates with the new ones and you will be good to go. It should be a pretty straightforward swap, but I went ahead and included the manufacturer instructions for the side plates for you below. Just comment below if you need anything...
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  • 2019 Ram 3500 5th Wheel Hitch Recommendation for Puck System
    Hey Rob! I can't recommend the Demco Autoslide # DM89GV enough for your 2019 Ram 3500. This hitch is a staple in the towing industry because the hitch head will automatically slide towards the back of your truck bed when extra clearance is needed on tight turns. Manually sliding hitches require you to get in and out of your truck to operate them during a tight turn, but this guy makes it a seamless transition for you. Do you have a camper brand or a specific camper you're eyeing?
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  • Which Demco Autoslide 5th Wheel Hitch Fits the Ram Puck System?
    There are two Demco Autoslider 5th wheel hitches that fit the Ram factory puck system. The only difference is their capacity. I have listed them below: 18,000 lbs - Demco Autoslide 5th Wheel Hitch w/ Slider item # DM69GV 21,000 lbs - Demco Autoslide 5th Wheel Hitch w/ Slider item # DM89GV
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  • Demco Autoslide 5th Wheel Hitches Compatible With Ram Factory Prep/Puck System For 5TH Wheel Hitches
    Yes, Demco does have the 21K Autoslide # DM89GV as well as an 18K Autoslide # DM69GV that will fit the factory prep/puck system in a Ram 2500 or 3500 pickup. If you have one of the following pin boxes you will also need the corresponding accessory to prevent the pin box from moving inside the Demco head. MOR/ryde Pin Boxes # DM6025 Lippert Rhino Pin Boxes # DM76FR Extended 5th Airborne Pin Boxes # DM6062 Standard 5th Airborne Pin Boxes # DM6026 Demco Glide Ride Pin Boxes # DM6036 Lippert...
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  • Which Jam Nut to Loosen First on Demco Autosliding 5th Wheel Hitch
    According to the Demco Autoslide 5th Wheel Hitch w/ Slider # DM89GV instructions you finger tighten the inner jam nuts first and then tighten the outside jams nuts next for the installation. For removal you'll just reverse these steps so loosen up the outside jam nuts first and then you can loosen up the inner jam nuts. If you're loosening these up after using the hitch it's good to remember that these were just used to keep a heavy pin box fixed to the hitch head that moved a 5th wheel...
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  • Will Nose-High 5th Wheel Trailer Sway During Travel
    Thanks for all of the info and the research you've already done! Dropping almost 2" from about the point where the king pin connects to the Demco Hijacker 18K # DM69GV or 21K # DM89GV back towards the end of the bed is definitely enough to cause your trailer to sway. A level trailer that is properly loaded will give you the best towing performance. To level things out you have a few choices: 1. Move the pin box up to a higher set of bolt holes 2. Install an Over-Under Kit like part #...
    view full answer...
  • Comparing The Demco Autoslide And PullRite SuperGlide 5th Wheel Hitches
    Since we don't carry the PullRite line I can't really speak to their quality but from what I can see from there website their 2900 model is fairly similar to the Demco Autoslide 5th Wheel Hitch w/ Slider # DM89GV. Both hitches offer 14" of additional clearance and will automatically slide back as you start to turn. Both will also require a capture plate to connect to the pin box, and could possibly also require to you purchase a special capture plate depending on the style of pin box you...
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  • Best 5TH Wheel Hitch For a 2023 Ram 2500 Short Bed With Factory In Bed Prep/Puck Mounting System
    I recommend the Demco Autoslide 5th Wheel Hitch # DM89GV as the best hitch for your 2023 Ram 2500 short bed. This will drop into the factory bed mounts you have without the need for an adapter. This helps to reduce a lot of the noise other hitches get from the multiple mounting points having to use an adapter. The best part of the Demco is as you turn the hitch head begins to slide back. This will slide back up to 14" giving you the additional clearance needed to make full jackknife turns...
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  • Replacement Side Plates For Installing Demco Autoslide 5TH Wheel Hitch On a 2023 Ram 3500 Short Bed
    We do have the Demco Replacement Side Plates # DM99GV which you will be able to use on your 2023 Ram 3500. This will allow you to convert an above rail Demco Autoslide 5th Wheel Trailer Hitch 18K # DM8550034 or 21K # DM8550035, into the Ram 18K # DM69GV or 21K # DM89GV 5th wheel hitch.
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  • Is A Sidewinder Or A Sliding 5th Wheel Hitch The Best Option For A Short Bed Truck
    Since you have a short bed 2022 Ram 3500 with an OEM puck system there's no need to second guess getting a Sidewinder at all. Demco's Autoslide 5th Wheel Hitch # DM89GV is nice and makes life a lot easier since it automatically turns and rolls back to give more clearance, but you can get even better turning clearance without all the weight and space taken up in the bed of your truck with a Sidewinder Pin Box. Rotating pin boxes move the pivoting point for your trailer back 22" while the...
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  • How Much Does The Demco Autoslide 5th Wheel Hitch # DM89GV Weigh
    Hello Aaron. The Demco 21K Autoslide 5th Wheel Hitch # DM89GV for The Ram factory prep package weighs 330 lbs.
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  • Is A sliding 5th Wheel Hitch Needed For A 2022 Ram 2500 Short Bed With OEM Puck System
    We typically recommend that any beds in the 6-1/2' to 6-3/4' range used a sliding hitch and bed shorter than that used a fixed hitch with a rotating pin box to enable enough clearance to make a full 90 degree turn. Since you have a 2022 Ram 2500 with a 6-1/2' bed you'll want to use a sliding hitch like the B&W Companion OEM 5th Wheel Trailer Hitch # BWRVK3670. This hitch is has feet designed to drop right into the puck system in the bed of your Ram and a slider base to provide an additional...
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  • Demco Hijacker Autoslide 5th Wheel Hitch For 2022 Ram 3500 With OEM Puck System
    There is indeed a Demco Hijacker Autoslide 5th wheel hitch that fits the factory puck system of your 2022 Ram 3500 so you do not have to use an adapter. In fact there are two, with the only difference being the capacity; one has an 18,000 lb capacity while the other has a 21,000 lb capacity: - 18,000 lb Capacity: Demco Autoslide 5th Wheel Hitch w/ Slider - Ram Prep Package # DM69GV - 21,000 lb Capacity: Demco Autoslide 5th Wheel Hitch w/ Slider - Ram Prep Package # DM89GV You made a...
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  • Will The Curt Crosswing Fit a 2016 Ram 2500 Short Bed With Factory Puck System
    Yes, the Curt CrossWing Lightweight Gooseneck-to-5th-Wheel Trailer Hitch Adapter # C32DR will work with the OEM puck system on your 2016 Ram 2500. Do understand since you do have the short bed you will likely not be able to make full jackknife turns with your 5th wheel even with the 9" of offset. But you may be able to make the full turns depending on the width of your 5th wheel. You can measure your hitch ball and add the 9" offset then compare this with the width of your 5th wheel from...
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  • Demco Hijacker Capture Plates to Fit with Rota-Flex Pin Box
    Thanks for reaching out, Brian! You'll need the Demco Autoslide Capture Plates # DM6171 to replace the capture plates that come on the Demco Hijacker for your 2024 Ram 3500. I recommend using one of the following Hijacker part numbers since they come with the puck anchors already installed on the hitch and you don't have to remember to pick up any adapters or anything: - 18K # DM69GV - 21K # DM89GV
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  • Are Capture Plates Needed For the Lippert Flex Air Pin Box And The Demco Hijacker 5th Wheel Hitch?
    Yes, you are going to need the need the Demco Autoslide Capture Plates for Trailair Rota-Flex Pin Boxes # DM6171 in order to be able to use the Demco Autoslide 5th Wheel Hitch w/ Slider - Single Jaw # DM89GV with your Lippert Flex Air Pin Box. These capture plates are designed to prevent your king pin from pivoting inside the Demco Hijacker and will replace the original capture plates that came standard with your hitch with the existing hardware. Attached are a couple of videos for you...
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  • Auto-Slide 5th Wheel Hitch for a 2022 Ram 2500 w/ 6-1/2' Bed and Factory Prep Package
    Yes, there is an auto-slide 5th wheel hitch option that will fit the puck system in your 2022 Ram 2500. - Demco Autoslide 5th Wheel Hitch w/ Slider # DM89GV This 5th wheel hitch is made in the USA and will drop into the factory prep system in your truck, providing you with the auto-slide 5th wheel hitch that you are looking for.
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  • Can Demco Hijacker Autoslide Adapt to Fit 2016 Ram 2500 with OEM Prep Package
    Demco does make an adapter to go from the OEM prep package of your 2016 Ram 2500 to a set of rails that your hitch would fit with the Demco # DM6099. This fits the versions of the Hijacker that fit above bed rails like the part # DM8550035. Or if you wanted a solution that would allow your hitch to attach directly to the pucks you could swap the mounting hardware with the kit part # DM99GV.
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  • Is The Demco Autoslide 5th Wheel Hitch # DM89GV Okay For a 2024 Ram 3500 Short Bed Factory Pucks?
    The Demco Autoslide 5th Wheel Hitch # DM89GV is an excellent choice for your 2024 Ram 3500 with the factory hitch prep. I prefer it as it can automatically slide back up to 14" as you turn so you do not have to manually get out of your truck to move the hitch like other sliding 5th wheel hitches require. It is also easy to take in and out of your bed since it uses the factory mounting points. Do understand if any of your 5th wheels have a cushioned pin box you are likely going to need...
    view full answer...
  • Can Jayco 382FLRB Fifth Wheel Trailer be Towed with 18k Demco Fifth Wheel Hitch
    Hey Jeffry, so you are totally safe using an 18k Demco slider hitch like the part # DM69GV at 17,500 lbs. 17.5k would be the absolute max your trailer would weigh which is well within the capacity of an 18k hitch. If for some reason you'd be over 18k then yes you'd want the 21k version part # DM89GV but basically you are perfectly fine to be at the full capacity of a hitch and you're totally safe as they rate the hitches pretty conservatively.
    view full answer...
  • Demco Autoslide 5th Wheel Hitch w/ Slider Fitment with 2023 Ram 3500 Short Bed Puck System
    The Demco Autoslide 5th Wheel Hitch w/ Slider # DM89GV will fit directly to the OEM pucks on your 2023 Ram 3500 short bed. The only time the Demco 5th Wheel Rail Adapter # DM6099 is needed is if your 5th wheel hitch mounts to raised rails in your truck bed.
    view full answer...
  • Choosing Between 18k and 21k Demco Autoslide for 2026 Ram 3500 Towing 18k GVWR Toy Hauler
    Hey Shane! That is definitely not a dumb question. The # DM69GV (6077) is fine to use as long as you don't exceed the 18,000 lb GVWR of the toy hauler. Personally, I would go ahead and get the # DM89GV (6107) with the higher rating just to be safe. This prevents any issues if you happen to overload the trailer and don't realize it. The higher rating won't hurt anything so I think it is better to be safe than sorry. This also keeps you covered if you end up with a higher rated trailer sometime...
    view full answer...
  • What Autoslide 5th Wheel Hitch Fits 2019 Ram 3500 With Factory Puck System
    Hi James, You have a couple options for an autoslide 5th wheel hitch that fits the puck system of your 2019 Ram 3500. Both are from Demco, and the right one just depends on the capacity you need. - 21,000 lb Capacity: Demco Autoslide 5th Wheel Hitch w/ Slider - Ram Prep Package # DM89GV - 18,000 lb Capacity: Demco Autoslide 5th Wheel Hitch w/ Slider - Ram Prep Package # DM69GV A hitch that slides automatically is a really smart choice just because of how convenient it makes things....
    view full answer...


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