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

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

Part Number: 40167
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$82.14
Retail:$106.59
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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
  • Fifth Wheel and Gooseneck Wiring
  • 7 Round - Blade
  • 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:
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:

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:
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:
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:

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:
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:
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:
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:
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:

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:
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:

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:

Quality piece, a must have for towing a gooseneck trailer.



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.


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Show More Reviews

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

  • Fifth Wheel Trailer Wiring Harness Recommendation for 2002 Ford F-250
    For your 2002 Ford F-250 we have the Hopkins 7-Way Fifth Wheel Harness part # 40167 which is very similar to the # 118243 except designed to fit your specific vehicle. As long as you have the factory 7-way harness at the rear of your truck this is designed to fit and work well. I attached an install video for this for you to check out too.
    view full answer...
  • Where Does The Hopkins Endurance 5th Wheel/Gooseneck 90-Degree Wiring Harness # 40167 Connect?
    The grey connectors on the Hopkins Endurance 5th Wheel/Gooseneck 90-Degree Wiring Harness # 40167 plug in line of the factory 7-Way # 118243 on the 2002-2004 Ford F-250 & F-350. This connector will be behind your rear bumper.
    view full answer...
  • 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...
  • 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 Replacement 7-Way Trailer Wiring Harness For 2003 Ford F-350
    The 7-way connector I recommend for your 2003 F-350 is part # 40167. Since there are no standard connectors available you can use this harness and just secure the excess wire under the truck out of the way. Another option is to use part # 20024. This is a hardwire installation so you would need to cut the square connector off of your truck wiring along the frame rail and use this harness. For both of these you will need to install the harness using the included brackets as they do not...
    view full answer...
  • Will the Ford Replacement OEM Tow Package Wiring Harness # 118243 Fit a 2002 Ford F350 SD
    I spoke with my contact at Tow Ready and he said that the Ford Replacement OEM Tow Package Wiring Harness, # 118243, is for use on the 1999 to 2001 model super duty trucks. This harness may plug into the factory connector, but the pin layout changed between the 2001 and 2002 model years. I read the review by JB350 that you referenced and the harness may very well plug in, but due to the pin configuration, there could be issues with the functions. We have not performed testing nor has...
    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...
  • Replacement 7-Way and 4-Way for 2004 Ford F-350 With Factory 7-Way and Square Connector
    Thanks for the photo and while we do have a solution for you there is not a direct plug-in option for your 2004 Ford F-350 with a factory 7-way. What you can do is install the Hopkins Endurance 5th Wheel/Gooseneck 90-Degree Wiring Harness with 7-Pole Plug # 40167 and replace the connector with the Hopkins Endurance Multi-Tow 7-Way RV and 4-Way Flat Trailer Connector # HM40950. Even though this is a wiring kit for a 5th wheel it will work perfectly for your set up. I have added a link...
    view full answer...
    Image 1 for Image 2 for
  • Determining The Correct Gooseneck/5th Wheel 7-way Connector Harness For 2001 Ford F-350
    We have run into this in the past. The Hopkins Endurance 5th Wheel/Gooseneck 90-Degree Wiring Harness with 7-Pole Plug # 40167 you mentioned is only confirmed to fit the 2002-2004 Ford F-350s, as that is when Ford officially went to the square connectors for installing the 7-way connector. Your 2001 Ford F-350 should have a round connector and use the Curt 5th Wheel/Gooseneck Custom Wiring Harness w/ 7-Pole Connector - 7' Long # C56070. If it does not have a round connector going into...
    view full answer...
    Image 1 for
  • 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...
  • 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...
  • 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...
  • Do Reese Custom 5th Wheel Base Rails & Install Kit Fit 2004 Ford F-250 Super Duty
    Yes, the Reese 5th wheel base rail and install kit does indeed fit your 2004 Ford F-250: - Reese Quick-Install Custom Installation Kit w/ Base Rails for 5th Wheel Trailer Hitches # RP50082-58 The # RP50082-58 are a really nice choice for your F-250 as they are a no-drill installation which is not only great for your truck but will save you a lot of time during the install. These will give you industry-standard above-bed base rails which will also allow you to mount any above-bed 5th wheel...
    view full answer...
  • Replacement 7-Way for 2002 Ford F-250 With Square Plug
    We do have a part you can use if your 2002 Ford F-250 has a factory 7-way with a square plug. What you will need is the Hopkins Endurance 5th Wheel/Gooseneck 90-Degree Wiring Harness with 7-Pole Plug # 40167. You can use this for the 7-way connector and will tape off one side of the two square plugs. You can see this in action in the linked video review I added for you to check out.
    view full answer...
    Image 1 for
  • 5th Wheel Wiring Harness For 2000 Ford F-350 With Square Plug
    A 5th wheel wiring harness with a round plug won't fit the square plug of your 2000 Ford F-350 Super Duty but we do have one that will work for your truck. The correct harness for the square plug on your truck is the following: - Hopkins Endurance 5th Wheel/Gooseneck 90-Degree Wiring Harness with 7-Pole Plug # 40167
    view full answer...
  • 7-Way Wiring Harness for 2002 Ford F-350 Super Duty with Square Connector
    It sounds like your truck will use a 7-way harness like Hopkins # 40167 which uses connectors like what you describe. Please refer to the linked photo that shows those connectors. This includes a 7-way socket that plugs into the included round U.S. Car connector on the other end of the 10-foot harness.
    view full answer...
    Image 1 for
  • Can 7-Way/4-Way HM40975 be Used in Fifth Wheel Gooseneck Truck Bed Wiring Harness
    The only way to accomplish what you are looking to do is use the part # 40167 and then swap out the 7-way that comes with it for the # HM40975. We don't sell the # HM40975 in a gooseneck 7-way configuration because most people would not also need a 4-way up in the truck bed as well.
    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...
  • Wiring Harness for 2003 Ford F-350 Super Duty with Plug at Spare Tire Location
    The plug you have by your spare tire is the correct wiring harness for you to add a 4-way like # C55265. Your truck shouldn't require any any extra fuses or relays. For a 7-way you should be able to use the Hopkins Endurance 5th Wheel/Gooseneck 90-Degree Wiring Harness with 7-Pole Plug # 40167 which would also allow you to add that before mentioned 4-way as well. The Ford Replacement OEM Tow Package Wiring Harness, 7-Way # 118242 you asked from was only for light duty trucks but it does...
    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...
  • Hopkins Endurance 5th Wheel Wiring Harness Recommendation for a 2009 Chevrolet Silverado 2500 HD
    We do have a fifth wheel/gooseneck wiring harness for your 2009 Chevrolet Silverado 2500 HD, but the Hopkins Endurance wiring harness, # 40167, is designed for certain Ford Super Duty trucks only. Instead, you will want the Hopkins Endurance wiring harness, # 41157. This wiring harness will tee in to the factory connector just behind the 7-way connector at the back of your truck. I have attached fifth wheel/gooseneck wiring harness installation video for you to check out. You may notice...
    view full answer...
  • Wiring Harness with Square Connector for 2004 Ford F-250 Super Duty
    Thank you for the photo of your Ford F-250's trailer wiring that has a square OEM connector o one end and both 4-pole and U.S. Car (round) connectors on the other end. We do not have this exact part (it may be OEM) but we do have wiring items with that square connector, such as 7-way # 40167 and 4-poles # C55265. These could be piggy-backed together to give you both connectors active at once. If you prefer you could use # 40167 and splice in a 4-pole like # C58044.
    view full answer...
    Image 1 for
  • 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
  • In-Bed 5th Wheel/Gooseneck Trailer Wiring Harness for a 2006 Ford F-250 Super Duty
    There are several 5th wheel and gooseneck trailer wiring harnesses that you could install in your 2006 Ford F-250. I have included a link to them for you to view. For Hopkins you could use # 41157. The harness that you have referenced # 40167 is designed to fit 2002 to 2004 Ford F-250 and F-350 trucks.
    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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