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  1. Custom Fit Vehicle Wiring
  2. Ram
  3. ProMaster 2500
  4. 2022
  5. Pollak
FITS 2022 Ram ProMaster 2500
7- and 4-Pole Trailer Connector Socket w/ Mounting Bracket, Chrysler/Dodge OEM Plug Adapter
Pollak

7- and 4-Pole Trailer Connector Socket w/ Mounting Bracket, Chrysler/Dodge OEM Plug Adapter

Part Number: HM40975-11933
In Stock
$103.08
Custom Fit Vehicle Wiring
Confirmed to Fit
2022 Ram ProMaster 2500

with factory Tow Package

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The best technical support and full custom fit vehicle wiring installation instructions. Great price ProMaster 2500 custom fit vehicle wiring and expert service. Ram ProMaster 2500, 2022 custom fit vehicle wiring by Pollak are available from etrailer.com. For expert service call 1-800-940-8924 to order your 7- and 4-Pole Trailer Connector Socket w/ Mounting Bracket, Chrysler/Dodge OEM Plug Adapter part number HM40975-11933, or order online at etrailer.com.
  • All Info
  • Reviews (56)
  • Q & A (0)
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2022 Ram ProMaster 2500 - 7- and 4-Pole Trailer Connector Socket w/ Mounting Bracket, Chrysler/Dodge OEM Plug Adapter

  • 4 Flat
  • 7 Blade
  • No Tow Package
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • Pollak
  • Plug and Lead
  • No Converter

This 7- and 4-pole connector eliminates the need for an adapter and allows you to tow a trailer with either a 7- or 4-pole plug. Socket connects to your Ram ProMaster 2500's OEM wiring system with Chrysler/Dodge OEM plug adapter and bracket.


Features:

  • 7- and 4-Pole trailer connector with mounting bracket
  • Has high-impact, ABS plastic construction
    • Stainless steel spring for easy cover operation
    • Rubber gasket provides weather-resistant design
  • Mounting bracket for easy, snap-in socket installation
    • Black, epoxy-coated steel construction


Specs:

  • Application:
    • Replaces factory 7-way connector on trucks and SUVs
    • Can be used to add a connector to 2003 and newer Chrysler and Dodge pickups and SUVs
  • Bracket dimensions: 4-3/4" long x 3-1/16" tall x 1-3/4" deep
  • Distance between mounting holes (center to center): 2-3/8"
  • 1-Year limited warranty


Dimensions of bracket



11-933 Pollak OEM Plug Adapter

40975 Hopkins 7- and 4-Way Trailer Connector Socket with Mounting Bracket - Vehicle End



Customer Satisfaction Score:

Ratings & Reviews

4.8

56 reviews
This 7- and 4-pole connector eliminates the need for an adapter and allows you to tow a trailer with either a 7- or 4-pole plug. Socket connects to your vehicle's OEM wiring system with Chrysler/Dodge OEM plug adapter and bracket.

by:

Good quality products, fast shipping.



by:
1998 Jeep Cherokee

Mounted this on a 1998 Jeep Cherokee XJ with factory towing to replace the 7 pole round socket, the connection into the factory harness was plug and play, perfect fit, bracket easily mounted to my Heavy off road bumper, looks like it belonged there all along.



by:

Really fast shipping. Product just as described. The bracket is strong and sturdy.



by:
2017 Jeep Grand Cherokee

Found out I didn't need the wiring harness. The Jeep just plugged right into the back of the 7 way. was done in 7 minutes. Not knowing I didn't need the wiring harness would have save me $45.

Heather A. profile picture
Etrailer Expert

Heather A.

5/30/2018

If you do not need the wiring on your 2017 Jeep Grand Cherokee I recommend part # HM40975.



by:
2015 Jeep Grand Cherokee

Thanks to the excellent customer service Rep (Nicole T ). I was able to install my trailer hitch and harness with ease. So easy my 7 & 8 yr olds did it. looks great on my 2015 Grand Cherokee limited. we can't wait to mount the bike rack and goooooo! Thank you too much Nicole T.



by:
2017 Jeep Grand Cherokee

15 minute install. High quality craftsmanship. Would highly recommend!!! Incredibly clean install on a brand new vehicle



by:

This company have been nothing but understanding and professional. I ordered my parts for my new RV and they came through without a hitch. I liked that I could track the package along the way. Keep up the good work y’all



by:

The kit was easy to replace. I had water intrusion and the connections were corroded. I am now getting the same fault code/warning on my truck a year later. Not sure if this replacement part has water / failed - need to remove once the weather warms up.

Tyler M. profile picture
Etrailer Expert

Tyler M.

3/4/2021

Hi Terry, Thanks for your feedback! When using these connectors, I would recommend using dielectric grease to help keep contaminates out of the connection points. Using Loctite Bulb, Lamp, and Electrical Connection Dielectric Grease, part LT37534 , will help prevent the corrosion of the connectors.



by:
Jeep Grand Cherokee

After one year the product is still performing well. The cable provided made it easy to attach it to my stock wiring harness on the Grand Cherokee.



by:
2015 Chevrolet Silverado 1500

All good speedy shipping thanks so much

John profile picture

John

12/2/2017

All good



by:
2018 Jeep Grand Cherokee

My 2018 Grand Cherokee didn't need the wire harness, so it cost me an extra 20 some dollars per part I didn't need, so jeep owners look under and see if you have a round plug in the back with a end cap on. No one tells you what to look for.



by:
2017 Jeep Cherokee

Perfect fit on my 2017 Jeep Cherokee .

Bob profile picture

Bob

1/30/2018

This Product is working perfect ! Quick and easy installation, Well built to last. I recommend it to all who need to make a connection.....



by:
2009 Jeep Wrangler

Perfect for replacing the factory connectors and mount on my 2009 Wrangler JKU



by:
1994 Chevrolet C/K Series Pickup

great. etrailer is always the best.



by:
2012 Dodge Ram Pickup

The product is great, but it does not compare to your customer service. America’s greatest company! Thanks for all you do!



by:
2008 Jeep Wrangler Unlimited

Simple plug for trailer connection, best price & quality I could find!



by:
2012 GMC Sierra

Exactly as advertised! Perfect fit. Made the job easy.

Frank profile picture

Frank

8/9/2013

Have a 2008 F-250 . Can I just order the 7 pin and 4 pin connector without the bracket and pigtail. Thank you

Patrick B. profile picture

Patrick B.

8/10/2013

This part is only sold with the harness and the bracket included. This plug will not fit into the factory sockets or mounts for 7-ways. The closes thing we have that might be able to fit your factory opening is part 30955.


by:

As advertised, plugged directly into my oem harness.



by:

Of course, price matters - and everything is too expensive right now, but what matters more is quality. I appreciate being able to contact someone (you), and get just what I’m looking for. The quality seems completely top notch, and I’m anxious to get this installed and start using it.



by:

Have yet to install the product. I simply wanted to compliment the exceptional assistance I received from Anthony who walked me through what I needed. Thank you!!



by:

Makes a nice convenient hook up and protected from damage and weather.



by:

Everything was delivered as expected w/o anything missing, plus nothing broken. Thank you very much for filling my needs.



by:

Easy to install,great product.



by:

nice fit easy to install



by:

Delivery was very fast. I haven't had a chance to put the item onto my truck but as far as I can tell there should be no troubles.


25
56
Show More Reviews

See what our Experts say about this Pollak Custom Fit Vehicle Wiring

  • Recommended 7-Way Wiring for 2014 Jeep Grand Cherokee
    For your 2014 Jeep Grand Cherokee, if you have the factory wiring, then all you need is the 7- and 4-Pole Trailer Connector Socket w/ Mounting Bracket, Chrysler/Dodge OEM Plug Adapter # HM40975-11933. If you do not have the factory wiring, then you will need the T-One Vehicle Wiring Harness with 4-Pole Flat Trailer Connector # 118727 to get a 4-way connector. Then you will need to use # ETBC7 to upgrade that 4-way to a 7-way. You will also need a brake controller for full 7-way function....
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  • Where is the Running Light Fuse for Trailer on 2013 Ram 1500
    From what I could find, the fuse is in the underhood fuse box next to the battery. Check the yellow 20 Amp fuse in location F29. That should be for the trailer running/parking lights. If I were you, then I would also check the Pink 30 Amp fuse in location F30. That is for the trailer connector itself, so it wouldn't hurt to make sure it is okay as well. There is also a 15 Amp Blue fuse in location F79 for your truck's clearance lights. This fuse shouldn't have any bearing on the trailer's...
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  • Trailer Hitch for 2007 Jeep Grand Cherokee SRT8 with Center-Positioned Dual Exhaust
    Yes, the Curt Class I Trailer Hitch Receiver # C11103 is a confirmed fit on the 2007 Jeep Grand Cherokee SRT8 with center-positioned dual exhaust. I confirmed compatibility with Curt's fit guide and also with one of their technicians. The written instructions and a helpful installation article are both linked to assist you. Tools required are listed in the instructions. If you plan to tow you will also need trailer wiring; use part # HM40975-11933 if you have the factory tow package or...
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  • Trailer Lights Stay on Once Vehicle Ignition is Shut Off
    I suspect your problem is caused by a damaged or corroded trailer connector. Take a look at your trailer connectors, both the socket on your truck as well as the plug on the trailer. Look for green or white corrosion on the pins or sockets of the connectors. If corrosion is visible, there is a strong possibility that the corrosion has spread to the interior of the connector. The terminals that each individual circuit connects to are very close together, if corrosion builds up on the terminals,...
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  • Adding a 7-Way Trailer Connector and Electric Brake Controller to 2011 Jeep Wrangler Unlimited
    Since your 2011 Jeep Wrangler Unlimited has the factory tow package there should be a square plug for the Pollak # HM40975-11933 to plug into. This will work well to supply a 7-way trailer connector. If you need to run wiring to install a brake controller use # 5506. If you don't have the square connector you'll first need to add a 4-way using # 118416 and then convert that 4-way to a 7-way using our # ETBC7 kit. This includes the 7-way and everything you need for an electric brake...
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    Image 1 for
  • Brake Controller and Weight Distribution Recommendation for 2015 Jeep Wrangler Unlimited
    Since your 2015 Jeep Wrangler Unlimited came with the factory tow package the wiring harness you will want is the part # HM40975-11933 as it will give you both a 4-way and a 7-way. Now to install a brake controller what you'll need is the part # 5506 which will complete the wiring of the brake controller to the 7-way. If you check out the install video I attached below you'll see exactly how we did this on a similar 2017 Unlimited like yours. For a brake controller I would recommend the...
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  • 7-Way Trailer Wiring Harness For A 2009 Jeep Wrangler
    Hi Jess! We can definitely get your 2009 Jeep Wrangler set up with a 7-way trailer wiring harness. Guessing you do not have the factory towing package? If you are unsure, have a Jeep dealer run you VIN and they will be able to tell you. If you have it, you can use the Pollak 7- and 4-Pole Trailer Connector Socket w/ Mounting Bracket, Chrysler/Dodge OEM Plug Adapter # HM40975-11933, but if you do not, there are a couple things you will need. First, you will need to start with the Curt...
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  • Locating OEM Plug for 7-Way on 2022 Ram 5500 Cab and Chassis
    The OEM plug that would allow you to use the # HM40975-11933 should be found at the rear of your 2022 Ram 5500. Everything indicates that your truck has the rectangular factory plug that would allow you to use this wiring harness. Typically this would be found behind a cover for the 7-way but I don't have an exact location for a 5500 cab and chassis. If you still can't find it you could check for a brake controller port. This would have the brake output wire that runs back to the 7-way...
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    Image 1 for Image 2 for
  • How To Install a 7-Way Trailer Connector On a 2004 Dodge Ram 1500
    Yes, it is very possible to install/fit a 7-way trailer connector on a 2004 Dodge Ram 1500. I first recommend looking under the vehicle for a square ten pin connector. This (if present) will be located behind the rear bumper near the spare tire and will match the end of the 7- and 4-Pole Trailer Connector Socket part # HM40975-11933 which is what I recommend using if this connector is present. If you don't have the above square ten pin connector then you will need to start with a 4-way,...
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  • Installation of Brake Controller on 2013 Jeep Wrangler Unlimited With Factory Tow Package
    Since you have the factory tow package on your 2013 Jeep Wrangler unlimited, the installation of the # HM40975-11933 is all that is necessary for a working 7-way. However, you will need some additional wiring to get your brake controller installed. You will need to locate the coiled up light green or blue brake output wire near the emergency brake pedal. You will also need the # 5506 to add circuit breakers and run wire from the battery to provide power as well as a ground connection....
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  • Replacing OEM 7-Way/4-Way Connection and Wiring on 2013 Ram 1500 Truck
    We have the 7- and 4-Pole Trailer Connector Socket for Chrysler/Dodge OEM # HM40975-11933. It includes both the factory tow harness and OE plug. You will not need to use the bracket included or screws as it will replace the factory plug in the factory bumper on your 2013 Ram 1500.
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  • Replacement 7-Way/Wiring Harness for 1998 Dodge Ram 2500
    If your 7-way was factory installed (you can tell by looking for the Mopar logo of the cover for the 7-way), it will have the rectangular connector used by the # PK11933 which would plug into the factory connector. For a replacement 7-way connector, use part # PK11893, or as an alternative that includes a 4-pole connector, you could use # HM40975-11933 which includes the 7-way as well as the # PK11933 harness and a mounting bracket. If you don't have the rectangular connector under the...
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  • Installing 7-Way Trailer Connector on 2010 Ford Escape with Existing 4-Pole
    To convert your existing 4-pole to a 7-way trailer connector, I would recommend using an adapter, like part # 37185. The adapter would plug into your existing 4-pole, and once the white wire is grounded, and the trailer is plugged in, your trailer lighting functions will be active. The blue, black and purple wires carry the brake output, 12-volt accessory power and reverse light circuit, respectively. If either of the three circuits is not needed, one or all three wires can be bundled up...
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  • Parts Needed to Install 7-Way on 2017 Jeep Wrangler
    The tow package for your 2017 Jeep Wrangler would have included a 7-way at the rear of it and not a 4-way which is why the # HM40975-11933 is not able to plug into your vehicle wiring. So while we have a solution for you it won't be with the part # HM40975-11933. Now if your trailer does not have brakes all you would need is the part # 37185 as an adapter to convert the 4-way to a 7-way. If you do have trailer brakes you would need the # ETBC7 instead of the # 37185 and a brake controller....
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  • Adding a 7-Way to Bumper and Bed of a 2012 Ram 2500 that Originally Came with a 7-Way
    Usually when there is a question on the function of a wire the solution is to test that wire. But you indicated that you have tested the wires and still cannot figure out the functions. But you didn't say why that is. Were you getting conflicting readings from the meter? A meter might be a little too sensitive for this test. Really all that is needed is a circuit tester such as # PTW2993. Two of the wires will show power when the brake pedal is pressed. And one of those wires will also...
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    Image 1 for
  • Troubleshooting No Power To 7-Way On A 2017 Ram 1500
    Another thing you can check on your 2017 Dodge Ram 1500's 7-way is the physical connector. You're going to want to ensure that there is no corrosion or that may be causing a malfunction. You're going to want to make sure that the ground wires are all properly grounded and that they are free from corrosion and there are no breaks in the wire. You're also going to want to make sure that the wires inside the receptacle are not damaged in any way. If all your wiring is good to go, then you'll...
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  • No Power to 12 Volt on 7-Way of 2020 Ram 3500
    It is very likely the fuse if you are not getting the 12 volt auxiliary power at the 7-way of your 2020 Ram 3500, so you'll want to check your owner's manual to see where that fuse is located or your local Ram dealer can tell you. If it's not the fuse then it is going to be your 7-way connector so you'll want to use Circuit Tester # PTW2979 to check the 12 volt wire going into the 7-way connector at the plug, and behind where the 7-way plugs into the factory wiring. If there is no power...
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  • Which 7-Way Trailer Connector Fits a 2007 Dodge Ram with Factory Tow Package
    The Pollak Custom Fit Vehicle Wiring, # HM40975-11933, will fit your 2007 Dodge Ram, but will need to be mounted using the included bracket to a location under the bumper. A similar part is the Hopkins Custom Fit Vehicle Wiring, # 42145. This connector would also require mounting under the bumper. Both of these connectors have 7 and 4-Way functions and include mounting brackets. If you wanted to install a connector in the factory knockout on the bumper, you may have to make some modifications...
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  • Replacement 7-Way and 4-Way that Fits 2012 Ram 1500
    We have the Pollak part # HM40975-11933 which fits your 2012 Ram 1500 and will give you a new 7-way and 4-way that connects to the factory wiring at the rear of the truck. It will just plug into the square connector your old 7-way is plugged into and you'd be set.
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  • Recommended Trailer Hitch and 7-Way Wiring for 2021 Chrysler Pacifica Limited
    It sounds like your ultimate goal is to have a trailer hitch receiver and a 7-way on your 2021 Chrysler Pacifica. I will start by addressing the # HM40975-11933. This adapter is not confirmed to fit your vehicle so it is not something you would want to use even though the bracket would fit the hitch mounting point. The Draw-Tite Max-Frame Trailer Hitch Receiver # 76046 is a great choice for your Pacifica. You mentioned it was a round hitch, but that won't make a difference aside from the...
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  • No Power To Trailer Running Lights On a 2018 Ram
    The trailer running light fuse on a 2018 Ram 1500/2500/3500 will be located in the engine bay fuse box, a blue 20 amp fuse in the F29 cavity. If the filament is intact then you will want to test for power on the running light wire behind the trailer connector (usually brown) to see if there is power. If you have power here then replace the trailer connector with the 7- and 4-Pole Trailer Connector Socket part # HM40975-11933. If you don't have power here then there is an issue with the...
    view full answer...
  • Recommended Trailer Connector And Wiring Harness For 2014 Jeep Wrangler Unlimited With Tow Package
    For your 2014 Jeep Wrangler Unlimited with factory tow package, I recommend the Pollak 7- and 4-Pole Trailer Connector Socket w/ Mounting Bracket, Chrysler/Dodge OEM Plug Adapter # HM40975-11933. This kit gives you the wiring adapter you were asking for as well as the trailer connection with both 7-way and 4-way connections you were asking for. This is a confirmed fit for your vehicle with factory tow package.
    view full answer...
  • Replacement 7-Way Trailer Connector for 2018 Ram 1500
    It sounds like you are just looking for a replacement 7-way connector to replace the factory connector on your 2018 Ram 1500, and we have exactly what you need: - 7- and 4-Pole Trailer Connector Socket w/ Mounting Bracket, Chrysler/Dodge OEM Plug Adapter # HM40975-11933 This will plug right into your factory socket and work perfectly as a replacement on your truck.
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  • How to Add 7 Way Connector to 2011 Dodge Dakota with 4 Way Factory Plug
    The 2011 Dodge Dakota came with a factory 7 way, so it's possible that you potentially had the 4 way installed aftermarket- but I have a way you can check. If your 4 way is plugged into a square plug similar to the one shown in the attached picture, you can use the 7- and 4-Pole Trailer Connector Socket w/ Mounting Bracket, Chrysler/Dodge OEM Plug Adapter # HM40975-11933 which will leave you with an active 4 way and also add a 7 way connector to your factory wiring. If your 4 way isn't...
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Info for this part was:

Employee Jackie C
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Employee Mike L
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Employee John H
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Employee Andrew K
Installed by:
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Employee Jeff D
Installed by:
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Employee Tyler C
Written by:
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Employee Jacob T
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Updated by:
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Employee Jonathan Y
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Jonathan Y

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