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  1. Custom Fit Vehicle Wiring
  2. Hopkins
  3. Custom Fit
  4. 7 Round - Blade
  5. Fifth Wheel and Gooseneck Wiring
  6. 10 Feet Long
Hopkins Endurance 5th Wheel/Gooseneck 90-Degree Wiring Harness with 7-Pole Plug

Hopkins Endurance 5th Wheel/Gooseneck 90-Degree Wiring Harness with 7-Pole Plug

Item # 40167
Our Price: $78.61
Custom Fit Vehicle Wiring

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Hopkins Fifth Wheel and Gooseneck Wiring - 40167
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Mount this 7-way, RV-style connector in your truck bed to simplify hookup of your 5th-wheel or gooseneck trailer. Harness plugs into existing wiring and retains use of factory 7-pole at the bumper. 90-Degree-angled connector fits into tight spaces. 1-800-940-8924 to order Hopkins custom fit vehicle wiring part number 40167 or order online at etrailer.com. Free expert support on all Hopkins products. Great prices and Fastest Shipping for Hopkins Endurance 5th Wheel/Gooseneck 90-Degree Wiring Harness with 7-Pole Plug. Custom Fit Vehicle Wiring reviews from real customers.
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  • Reviews (95)
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Hopkins Custom Fit Vehicle Wiring - 40167

  • Custom Fit
  • 7 Round - Blade
  • Fifth Wheel and Gooseneck Wiring
  • Hopkins
  • 10 Feet Long

Mount this 7-way, RV-style connector in your truck bed to simplify hookup of your 5th-wheel or gooseneck trailer. Harness plugs into existing wiring and retains use of factory 7-pole at the bumper. 90-Degree-angled connector fits into tight spaces.


Features:

  • Provides 7-way, blade-style connector in your truck bed for hassle-free hookup of 5th-wheel and gooseneck trailers
    • Connector head is designed with 90-degree angle so it fits into tight spaces in truck-bed side rails
    • Lid with oversize hinge opens 180 degrees for easy connection
  • Retains the use of the 7-pole connector at the rear of your truck
  • Installs quickly and easily - no cutting or splicing required
    • Plug T-connector into factory wiring and your vehicle's factory-installed 7-way connector
    • Run 10' long wiring harness from rear bumper to truck bed
  • Offers enhanced weatherproofing with internal seals, corrosion-resistant terminals and rubber-coated copper wiring
  • Constructed of extremely durable ABS plastic
  • Includes self-tapping screws, dielectric grease packet and nylon ties for installation


Specs:

  • Harness length: 10'
  • Wire gauges:
    • Purple/green/yellow/brown: 16
    • Blue/red/white: 12
  • 3-Year limited warranty


This T-connector wiring harness uses your factory tow package to add a 7-way socket in your truck bed while also retaining the use of the 7-way at your vehicle's bumper. The harness plugs into the back of your 7-way at the bumper and also into your factory wiring. And it provides 10 feet of cord to run the second 7-way connector to your truck bed. Installing a second 7-way connector in your truck bed makes it easy to connect the 7-way plug from your fifth-wheel or gooseneck trailer.



40167 Hopkins Endurance 5th Wheel/Gooseneck 90-Degree Wiring Harness with 7-Way Blade Plug



This Product Fits The Following Vehicles



California residents: click here


Customer Satisfaction Score:


Customer Reviews

Hopkins Endurance 5th Wheel/Gooseneck 90-Degree Wiring Harness with 7-Pole Plug - 40167

Average Customer Rating:  4.9 out of 5 stars   (95 Customer Reviews)

Mount this 7-way, RV-style connector in your truck bed to simplify hookup of your 5th-wheel or gooseneck trailer. Harness plugs into existing wiring and retains use of factory 7-pole at the bumper. 90-Degree-angled connector fits into tight spaces.

by:

I ordered this plug to replace a splice job done by a rv company. The previous plug was installed in the pillar next to the tailgate so clearance was a big issue. This plug with the two smaller gray plugs went in with a breeze. And now if I have any issues I can unplug and replace if need be. No more fighting a wire splice.

Craig T.

2/20/2018

Good morning, the kit that I purchased worked like factory and the best of all it was plug and play. Thanks for helping with the purchase you guys are awesome:



by:
2004 Ford F-250 and F-350 Super Duty

After reading the reviews I started not to order this . My overall experience though was very good though. The trailer wiring harness I ordered was $140 cheaper than the dealership it was shipped promptly and arrived promptly thank you etrailer. I knew that a company dealing with thousands of products that mistakes are going to be made so I took a chance and you should too.

Alton B.

7/30/2018

Couldnt be happier with my purchase and product is great. Thanks.



by:
2002 Ford F-250 Super Duty

After doing some research and trying to figure out what style and brand of ball mount to get…..I settled on this B&W product. Its nice to have the ability to adjust your ball mount for different trailers just in case you need to. Being a machinist, I found that this was very well made……no burrs anywhere, clean welds, very nice powder coat finish and packed in heavy duty cardboard to prevent hopefully no issues with shipping.



by:

15 minutes after wiring harness was delivered, it was installed. My husband drilled the 2 1/8” hole & I snapped the harness together. Done



by:
2003 Ford F-250 and F-350 Super Duty

Fits perfectly. Makes for a factory quality installation.



by:

Great experience with E trailer. Great costumer service, the right parts got shipped the first time. Easy package tracking on your phone too. Definitely will shop again will E trailer.

Mark

11/13/2022

The product is still working out great.



by:

Customer service helped me pick out a plug n' play system for my truck. It was incredibly easy to install! I had returned 3 that I bought from box stores that would not work or I had to cut wires.



by:
2002 Ford F-250 and F-350 Super Duty

Good product. Shipping was aceptable. I would like to have the pack of the 7 pin and wiring harness sealed from the elements. The location behind the rear wheel will definitely kick up a lot of mud and water on back of this connector. I taped it with about a roll of black tape to help keep the elements out. The end with the factory plugs worked great. Plugged in to my factory wiring harness. I also replaced my trailer wiring harness with the OEM harness.Both of these worked together eliminating having to splice into my factory trailer wiring harness.

Mark

2/12/2020

Good as new no problems



by:
2002 Ford F-350 Super Duty

I was looking for the wiring harness to replace the one on my 2002 F350, even the dealers couldn't find what I needed.
I went surfing the Internet and found exactly what I was looking for. I want to send kudos to etrailer for their quick service and keeping me informed about my order.
I received the plug-in harness yesterday and installed it today.
If a 70 year old woman can do it, anybody can.
Thank you etrailer!!!

Lorine L.

6/8/2018

After a year, still no problems.



by:
2004 Ford F-250 and F-350 Super Duty

Just installed this as a bumper hitch version, did a service loop with the unused wiring and tie-wrapped everything up tight. Yes, grabbed a four pole adapter for it. I haven't towed with it yet but the continuity check is good, the wiring and connectors are well made and protected, and if needed I'd buy this product again.

Brian

5/11/2019

No issues thus far!



by:
2003 Ford F-250 and F-350 Super Duty

I bought this wiring adaptor to provide for an in-bed connection for my slide-in truck camper.

I wanted my connection to be at the front of the bed so the length of this adaptor was a concern. But I had PLENTY of length and reaching from the rear of the truck to the front of the bed wasn't an issue at all. In fact, I had about 1 extra foot to spare.

Installation was as easy as I had hoped. It plugged right into existing harness and I was up and running in about 2 hours - which includes time to drill the hole in the bed of my truck, time to adequately drill a hole for the grounding wire, time to zip tie the wire to the frame. My only complaint (and its a small one) is that the kit could've come with more zip ties. I needed to dip into my own stock of them to properly secure the cord to the frame of the truck.

I hauled my camper just this past weekend and everything worked flawlessly.

I gladly recommend this product. Fast shipping, great customer support, no problems at all. Thanks guys.



by:
2004 Ford F-250 and F-350 Super Duty

I am very pleased with my purchase. From the sales person (Donna) to the follow up after being shipped (Carol C) to the tech support I am very impressed with the whole experience. I received in an excellent time-frame , 24 hours later installed, hooked up and rolling down the road. If I need any product in the future I know where my go to source will be.
Thanks;
Lowell K.

Lowell K.

4/21/2020

After a year of use, I am as pleased as I was when I originally installed it. Their follow-up was impressive, making sure I was still a satisfied customer. Great customer service! 5 [stars]



by:
2003 Ford F-350 Super Duty

Replaced the factory 5th wheel harness with the 40167 harness on my 2003 f350 Super Duty 6.0L long bed. Snap fit! I also added a bumper mount Pollack 7-Pole and 4-Pole Trailer connector HM40975-11998 Vehicle end splicing in my old 7-Pole factory plug (pulled the red insulator out of the factory plug end) to connect the the HM40975-11998 plug. I can now connect in the bed or to a pull behind with a 7 or 4 way. Slide in camper, 5vr, or trailer is now no problem. Thanks etrailer!



by:
2002 Ford F-250 and F-350 Super Duty

Excellent product. Easily installed and worked exactly as advertised. Got my fifth wheel wiring inside my pickup box like it should be and lit up and my four wheeler trailer lights up like its supposed to. Thanks for an excellent product.



by:
2016 Ford F-250 Super Duty

Used as replacement for factory trailer tow wire harness 2C3Z-13A576-DA that i lost shim for on one side and clip broke on the other.
Works great. Didnt want to have to splice oem frame wiring.
Using on 2002 F250 CCLB with factory tow package on a 2016 bumper.



by:

Done great, used with all my trailers, car trailers, gooseneck deckover, etc, keeps me lit up and stopping good and on the road definitely recommend if you have no plug or wiring issues



by:

Great product. Installation was easy. Works great. Use it to pull my 28 foot gooseneck trailer. My old trailer plug wouldn't let me use my trailer brakes and this one does. Awesome product would recommend it to anyone.



by:
2002 Ford F-250 and F-350 Super Duty

Tried to get this part at local trailer shop. Was told that the only option was a 5th wheel split, that occurs at the back of the bumper plug. I wanted a split at the factory plug, reducing the risk of losing both plugs due to corrosion at bumper plug. E trailer had what I wanted, it was less than local shop and I had it in about a week. E- trailer is now on my go to list. Thank You.



by:
2004 Ford F-250 and F-350 Super Duty

great product, for goose neck and fifth wheel trailers,plugs in easily to existing wiring, stops the plug from pulling out from the rear.



by:
2002 Ford F-350 Super Duty

Initially shipped wrong product but not their problem. Seems my 2002 F-350 model year had two different connectors. Contacted them and they immediately shipped out a replacement. They also gave me free return of the original part.
Customer service was very nice and provided prompt service.



by:

Very pleased with ETrailer. Delivery was incredibly fast. The only reason this product is getting 4 stars instead of 5 is because there was no self-tapping screw provided for the grounding wire. Considering that everything else is included, it doesn't make sense to leave that piece of hardware out.



by:

The wiring harness I got you s for my 5th wheel plug. It got rid of all the splices that was all corroded and didn’t work. The new one has taken care of that problem.



by:
2004 Ford F-250 and F-350 Super Duty

This product was of high quality and fit as instructed. It cured the problems I had with a harness that was spliced together with the guillotine connectors that always seem to corrode. The help I received from etrailers product support removed any doubt about the product I needed and the shipping was extremely fast. I will put all of my trailer needs online with etrailer.



by:
2002 Ford F-250 and F-350 Super Duty

I just installed this today. Once I figured out where I the location it only took 15 minutes to install. The connectors look to be the same quality as the original equipment.



by:

Friendly people with knowledge of their reliable products. If they sell it, it works. Have been pleased with this wiring for my pickup. Excellent!


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Show More Reviews

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

  • Availability of Gooseneck/Fifth Wheel Wiring T-Harness for 2002 Ford F350
    You have the 7-way at the back bumper, as well as one installed in the bed, but you don't have the wiring connecting the two, is that correct? We don't offer the wiring harness only, you'll need to use the # 40167 you referred to. You can simply use the wiring harness, one end will T into the vehicle wiring behind the connector on the rear bumper as shown in the video I've linked you to, and the other would plug into the existing connector in the bed. You can either replace the existing...
    view full answer...
  • Options for Installing 5th Wheel/Gooseneck 7-Way in Bed of 1996 Ford F-250
    If the 7-way you have at the rear of your 1996 has a round connector like what you can see in the attached picture I have a really easy solution for a 5th wheel 7-way with the part # 41157 but we don't have anything like the 40167 that would fit your truck. The 41157 installs inline with the standard 7-way connector like what you most likely have at the rear of your truck. Otherwise you'd have to hardwire in the 7-way with the # 20023.
    view full answer...
    Image 1 for
  • Fifth Wheel/Gooseneck Wiring Recommendation for a 2003 Ford F-250 Flatbed
    This Fifth Wheel / Gooseneck Trailer Hitch Wiring Harness # 40167 would plug into the factory harness of your 2003 Ford F-250. You would not have to splice into the wiring of your factory harness with this product. There is no reason you could not use the wires from this harness to power some clearance lights on your flat bed. I would recommend using LED lights since the have the lowest amperage draw.
    view full answer...
  • Fifth Wheel Wiring Harness for 2005 Ford F250
    Hopkins does offer an Endurance 5th Wheel Trailer Wiring Harness that is compatible with your 2005 F250, part # 41157. The Hopkins Endurance 5th Wheel Wiring Harness you mentioned, part # 40167 fits up to the 2004 F250 only, and would not work with your truck, according to Hopkins. To view an install video showing a fifth wheel wiring harness being installed on a 2006 F350, click the provided link. The video shows a different model harness being installed, but the procedure would be...
    view full answer...
  • Recommendation for a Gooseneck Hitch on 2002 Ford F350 4x4 Long Bed
    According to B&W, on gas trucks the exhaust will not cause any clearance issues. On models with Diesel engines, in some cases the muffler might need to be moved slightly to clear the hitch. There is an bracket included with the hardware kit that is used to relocate the muffler if needed. The installation instructions make no mention of the need to relocate a brake line, they just mention that they want to be aware of where they are to make sure you don't damage them when positioning the...
    view full answer...
  • Replacement For Factory 7-Way Trailer Connector on 2003 Ford F-250
    Although the # 118243 shares the same rectangular plug located on the driver's side frame rail as later models, Tow Ready only confirms it as a fit for 1999-2001 Super Duty trucks while the # 118242 fits the 1997-2003 F150 and the 2004 F150 Heritage Series. I don't offer a confirmed fit for a 2003 F-250 that would provide a 7-way trailer connector that would plug into the existing rectangular connector. If possible, I'd recommend unplugging the 7-way connector from the harness that plugs...
    view full answer...
  • Replacement 7-Way Wiring Harness for 2002 Ford F-350
    The plug on the # C55243 you were looking at will technically fit the connector on your 2002 Ford F-350. The problem is that beginning in 2002 they changed the pins so the connector fits but it won't work with models after 2001. Nobody made a specific aftermarket solution for this but there is a way to replace it with the Hopkins # 40167. The Hopkins wiring harness is designed to add 5th wheel/gooseneck wiring to the truck bed by many people have used it to replaced the OEM wiring harness....
    view full answer...
  • How to Disconnect Locking Tabs on OEM Wiring Harness on 2004 Ford F-350 Diesel Crew Cab
    If the OEM wiring harness on your 2004 Ford F-350 Diesel Crew Cab uses square connectors like those on Hopkins harness # 40167 you will need to press in the release tabs in order to disconnect the existing harness. The tab is inside the small channel on the fastener. If you refer to the linked video at the 1:35 mark you will be able to see the tab engage as our technician makes the connection. If the plastic fasteners are factory original, then they may well be less flexible than when...
    view full answer...
  • Trailer Lights Not Working After Installing Hopkins In-Bed Wiring Harness in 2002 Ford Super Duty
    The fuse blowing is an indication of a short circuit. Check all of the connections and wiring (as much as you can) and look for any dirt, corrosion, bent pins, or exposed copper strands touching bare metal. Repair as needed, if possible. It sounds like your 2002 Ford Super Duty came with a factory installed 4-Way that was later converted to a 7-Way. If not all of the wires for the 7-Way at the bumper are ran you will need to complete that but the lighting functions should still work. If...
    view full answer...
  • No Running light or 12 Volt Power on 7-Way Connectors for 2004 and 2006 Ford F-250
    There could be a relay or relays that are bad or missing on your 2004 and 2006 Ford F-250 trucks. On the 2004 make sure the fuse in location 38 is good, it is for trailer tow parking lamps. Location 115 is the fuse for the 12 volt circuit and location 305 is the 12 volt circuit relay. On the 2006 location 38 is trailer tow parking lamps. Location 107 is for the 12 volt circuit, and location 301 is the 12 volt circuit relay. If you are testing for power at the connector under and a little...
    view full answer...
  • 5th Wheel/Gooseneck Trailer Wiring Harness for a 1997 Ford F-250 Heavy Duty
    Gooseneck/5th Wheel Trailer wiring harness # 40167 fits 2002 - 2004 Ford F-250 and F-350 Super Dutys with factory 7-way connectors. It will not fit a 1997 Ford F-250 heavy duty. There are currently no in-line harnesses that will fit. But what you can use is # 20027 or # C56080. Either of these will plug into the existing 7-Way and the long cable allow you to put the 7-Way in the truck bed. These harness just do not plug in line at the backs of the 7-Way like the other harnesses.
    view full answer...
  • Replacement 7-Way Trailer Connector for a 2003 Ford F-250 Super Duty
    Ford Replacement OEM Tow Package Wiring Harness # 118243 is not confirmed to fit the 2003 Ford F-250 Super Duty. But what you could do is use # 40167 which is a fit. It is basically an in-bed 5th wheel/gooseneck 7-Way that Tees in with the factory trailer wiring. I have linked a video showing how it tees in.
    view full answer...
  • Compatibility of Hopkins Backup Camera with In-Bed 7-Way on 2003 Ford F-350
    You can definitely use a 5th wheel/gooseneck plug like the Hopkins # 40167 or Pollak # PK11893-11932 and then tee in the Hopkins Smart Hitch Backup Camera and Hitch Aligner System # HM50002 in just behind the plug itself for use on your 2003 Ford F-350. Both the in-bed 7-Way and the camera system will be operational at the same time so no worries about only one working at a time. I have attached some sample installation videos for you to check out.
    view full answer...
  • Does Fifth Wheel/Gooseneck Wiring Harness 40167 Allow 7-Way At Rear to Be Used at the Same Time
    I spoke with my contact at Hopkins about the Fifth Wheel / Gooseneck Trailer Hitch Wiring Harness, # 40167. He stated that with this harness installed, both it and the 7-Way at the rear of the vehicle will be functional.
    view full answer...
  • Recommended 5th Wheel Wiring Harness for Truck Bed on 2003 Ford F-250 SuperCrew Pickup
    Sounds like you will need the Hopkins Endurance 5th Wheel/Gooseneck wiring harness # 40167. This harness plugs into existing wiring and retains use of factory 7-pole at the bumper. This harness' plugs use the square gray connectors. If you instead have the single round connector for both the 7-way and 4-way like our # HM40975 on your 2003 Ford F-250 SuperCrew then you will want the # DM8555002, to extend the 7-way into the bed of your truck. Both harnesses will allow you to retain wiring...
    view full answer...
  • Replacement Trailer Harness and 7-Way Connector For a 2003 Ford F-350 Super Duty
    It sounds like you are needing the Hopkins Endurance 5th Wheel/Gooseneck 90-Degree Wiring Harness with 7-Pole Plug # 40167 for your 2003 Ford F-350. This is an aftermarket replacement for the factory connector and harness on your F-350. Be sure to use Dielectric Grease # 11755 on the connectors to reduce shorts and damage from corrosion on the connections.
    view full answer...
  • Adding a 4- and 7-Way Trailer Connector on a 2004 Ford F-350
    In order to install a 4- and 7-Way on your 2004 Ford F-350 you will first need to install # C55265. This will plug right into the port in the picture you sent. It does look like there are some loose wires there that you will need to hardwire to a 7-Way. For a 4/7-Way I recommend # 37185. the 4-Way will plug into it and then you will need to hardwire the remaining wires. White is ground and should attach to the truck frame. Blue is output to electric brakes. Black is 12 volt power. Purple...
    view full answer...
    Image 1 for
  • Recommended 5th Wheel Wiring Harness And Replacement Bumper 7-Way Connector For 2004 Ford F-250
    In your 2004 Ford F-250, I recommend the Bargman 5th Wheel/Gooseneck 90-Degree Wiring Harness w/ 7-Pole Plug - GM, Ford, Ram, Toyota - 9' Long # 50-97-410. To replace your current trailer connection at the bumper, I recommend the Replacement Multi-Tow 7-Way & 4 Pole Trailer Connector # 74682. This will be a very easy install that will give you the connection you need and offer you a 4 way or 7 way. If the original 7 way is completly missing you will want to use the Hopkins Endurance...
    view full answer...
  • 5th Wheel/Gooseneck Trailer In-Bed Wiring Harness for a 2002 Ford F-250
    Wiring harness # HM40157 is listed as a fit for a 1999 to 2001 Ford F-250/F-350, but not a 2002. For a 2002 you can use harness # 40167. We have a few other options and I have included a link to them for you.
    view full answer...
  • Fifth Wheel Hitch Recommendations for 2004 Ford F350 for Towing Jayco Legacy
    Ultimately, you'll want to choose a fifth wheel hitch whose capacity exceeds the fully loaded and ready to tow tongue weight of your fifth wheel. The Reese # RP30051 is an okay entry-level choice, but the square tube design can give a less than perfect transition when in the maneuvering position. I'd recommend a round tube hitch that would offer a smoother ride such as the 16K, part # RP30051. A hitch with a round tube will make towing a much more enjoyable experience. When it comes...
    view full answer...
  • 4- and 7-Way Trailer Connector for 2003 Ford Super Duty with Square Factory Connectors
    The early 2000s Ford trucks could have either a round connector that plugs into the trailer connector or a square one. Yours is the square one which means # 74682 will not fit. Since there isn't a 7- and 4-Way with the square connectors what you can do is use just the wiring harness from # 40167 with connector # HM40975 to provide both a 4- and 7-Way at the back of your truck.
    view full answer...
    Image 1 for
  • Replacement 7-Way Connector For Hopkins Endurance 5th Wheel/Gooseneck 90-Degree Wiring Harness
    Yes, the Hopkins Endurance Quick-Install 7-Way Trailer Connector # HM40940 will replace the connector in the Hopkins Endurance 5th Wheel/Gooseneck 90-Degree Wiring Harness # 40167.
    view full answer...
  • Recommended 5th Wheel Truck Bed Wiring Harness for 2004 Ford F-250 Crew Cab
    The correct Hopkins wiring harness for your 2004 Ford F-250 Crew Cab is the # 40167. This will have the correct connectors to adapt your factory 7-way on your F-250 to provide you with a 7-way in the bed of your truck too. The # HM40147 you were looking at is designed for the F-150 models. I have linked an installation video of this connector being installed for your convenience.
    view full answer...
  • How to Get Replacement 7-Way Harness for 2003 Ford F-250
    The best solution we have is the part # 40167 which comes with the harness you are looking for plus a 7-way. Since we don't have the harness by itself this is the best option we have. The good news is that you'd have a backup 7-way.
    view full answer...


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Info for this part was:

Employee Mike L
Expert Research:
Mike L
Employee Michael H
Expert Research:
Michael H
Employee Jameson C
Expert Research:
Jameson C
Employee John H
Expert Research:
John H
Employee Adam R
Expert Research:
Adam R
Employee Jeffrey L
Expert Research:
Jeffrey L
Employee Joshua S
Video by:
Joshua S
Employee Nicholas E
Test Fit:
Nicholas E
Employee Laura H
Updated by:
Laura H
Employee Alexander C
Updated by:
Alexander C
Employee Cole B
Installed by:
Cole B
Employee Sue W
Video Edited:
Sue W

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