# 1
Adapter 4-Pole to 7-Pole and 4-Pole
I installed a trailer brake kit on my Ford Ranger over a year ago, finding the misc parts and install kit with the help of the etrailer Folks. My truck was rear ended recently, smashing the 7 pin connector, that came as one part number for multiple parts, mounted through the bumper. Calling the etrailer folks, they were able to single out the part I needed without buying the entire install kit again. One five minute phone call and I'm on my way again! Very pleased!
I just had to clip a few wires and it plugged into the 4 prong connector on the van and it works as it should
# 2
Adapter 4 Pole to 7 Pole and 4 Pole w/Test Lamps
Perfect . My new Subaru hitch has a flat plate to which the dealership attaché the 4-flat. I used “2 L-brackets” to accommodate the 90 degree bend of the adapter bracket.
I recently had a receiver hitch installed on my 89 Silverado and the wiring was merely zip tied to the safety chain connection. Well that didn't sit well with me. I wanted a more permanent wiring connection point. So I purchased your 4 flat to 4 flat and 7 way plug and installed it. So far so good. The installation turned out perfect and it looks good. The test lights are a great thing as well. I couldn't be happier.
# 3
Hopkins 7-Way RV Style Connector with Molded Cable - Trailer End - 8' Long - RV Standard
The plug is different from original cord. Doesn’t look as good but we’ll see how it works. 1st new cord
It's a bundle of wires with a plug. Hard to make this type of part special above other brands. Price is the big factor. Not quite sure why this one is 50% less cost than some others. But works as expected. Solved the dreaded taillights blinking while traveling on the road.
# 4
Tow Ready 4 Pole to 5 Pole Trailer Wiring Adapter
My trailer has a reverse lockout that requires the back-up light signal to disable its brakes when backing up. This adapter did the trick perfectly.
Simple and easy to use; just plug it in and connect it to the trailer harness. Works like a charm!
# 5
Pollak 7 Pole to 4 Way Connector Adapter
It works, it doesn’t have indicator lights so it doesn’t make my Rivian think I’m towing unless I actually am. The cap is difficult to remove as it’s recessed into the unit, overall it does the job.
This adapter plugs in to the OEM receptacle without any excessive effort and the flat 4 pin connector on my utility trailer also plugs into the adapter without any excessive effort. As a bonus there is a cover for the 4 pin side of the adapter to protect it the elements when not in use.
# 6
Adapter 4-Pole to 5-Pole Trailer Wiring Adapter - Shorter
Super quick delivery and great CS helping me make decision. Love you guys.
I had a 2 inch trailer hitch and 4 pole flat wire harness professionally installed on my 2001 Dodge Ram Pickup. When I bought my boat the trailer was wired for a 5 pole flat harness. Took my truck back to the installer to have the harness exchanged and was told that there was no 5 pole flat harness made for my 2001 truck. I asked about splicing a 5 pole flat harness to the 4 pole flat harness and was told by the installer that they don't do splicing and because the 4 pole harness was already installed I couldn't get a refund. So the search was on to fix this problem. Stumbled upon the etrailer E-commerce site and found what I was looking for. A 4 pole flat to 5 pole flat adapter. The price was right, the service was 5 Star and I received the adapter in 4 days which was perfect. I had time to install it, and get my boat on the water that weekend. Thanks George J. I will be using etrailer for all my trailer needs.
# 7
Hopkins Heavy-Duty Trailer Coiled Wire Adapter for 7-Way to 4-Wire Flat
Works, exact fit, high quality, coils tight so max of about 3.5’ perfect! Heavy duty wiring, great waterproof connections.
Item was just as I anticipated. It looks good, works great, and the delivery was as promised. E Trailer is a good place to do business.
# 8
Pollak 6-Pole, Round Pin, Trailer Wiring Socket - Vehicle End
Excellent Quick Delivery When you are driving a Test or NASCAR Hauler you need replacement parts very quick, just like a pit stop. Thank You very much for the rapid delivery. Mint Moore III Ford Performance Race Hauler Driver
parts purchased from etrailer.com for my homemade cargo trailer
# 9
Pollak Heavy-Duty, 4-Pole, Round Pin Trailer Wiring Socket - Metal - Vehicle End
Heavy built. Very much wish it had a cable clamp on the backside similar to its male equivalent. As it is all the strain on the wiring/cable is supported by the terminals themselves.
I've got that trailer that has had one tough life. Yep, hundreds of gigs, PA and sound equipment rolling in and out, the heat, the cold, the sun, rain, and snow. Chicks, guitar players and drummers, you know, all the things that beat the hell out of a drum! Thank the music Gods for etrailer.com! The place to remedy the ills that trailers need in times of harsh environments, tough crowds, tin-ear'd musicians, and you ain't nothing but Hound Dogs!
# 10
Pollak Black Plastic, 7-Pole, RV-Style Trailer Connector - Trailer End
It served its purpose to convert 4 connection to 7 connection to make it compatible with Toyota 7 connection set up diagram which is different than many American or other 7 point connection. Thank you E-Trailer . 5 stars and it's working just fine 1 year out from installing.
Used to make a test lead when trouble shooting new GM trailer brake controller and kept as spare.
# 11
Pollak 6-Pole, Round Pin, Plastic Wiring Socket w/ Rubber Boot - Vehicle End
This part is an exact replacement to the part that failed. The failure was caused by a poor installation which allowed the rubber boot to chaff on the truck frame. As it was an exact replacement installation was straight forward although I modified the mounting bracket to prevent a reoccurrence of the problem.
Decent enough plug. It was an easy install. I would have liked to have allen screws to get a good bite, but will check the connections after a use or two.
# 12
35 Ft 4-Way Trailer Wiring Harness - Wishbone Style - 42" Ground
Worked out well.
2 things. 1st@: I think there should be an option to pick tinned wire. 2nd: The ring terminal for the ground needs to be bigger.
# 13
48" Long 4-Pole Loop with Cover
I have now installed the following on my 2017 Wrangler: Brake light relay kit . Hopkins Towed vehicle Tail Light wiring kit. Blue Ox base plate. Blue Ox Patriot Portable RF Braking System. All of this has taken about 3 days of work spread out over a week or so. Overall it went well. Not too many surprises. Crawling around under a car at 71 is a bit of a strain but I'll get over it. I must say that Donna P. has been a wonderful source of great information and has stayed right on top of the process. eTrailer has been a great source for this project. I would recommend you all with no hesitation.
Works for me??. Just needed a longer one for my utility trailer since I switched vehicles. Always easy and fast to work with etrailer. Thanks again
# 14
Hopkins Endurance Multi-Tow 7-, 5- and 4-Way Flat Trailer Connector - Vehicle End - Ergonomic Design
Love the compact size for both 7way and 5/4 way connections. Install was pretty easy. The wire instructions are for a traditional 7 way color code. Would be nice if they included a RV color code and heavy duty. But just a multi meter or cross reference with your wires manual is all that's needed. I did not give 5 stars because I did not like the 2 flimsy hook connection to attach the wire shield backing to the connector. I reinforced with some black tape because it was sperated. Also would have liked if the 5/4 way door was spring loaded just like the 7 way. I mounted my connection sideways to use gravity to help keep that flap close.
Heavy duty constructed is definitely a plus there are a couple shortcomings that I was surprised to see.. first off for it to be truly waterproof where the cable enters the back of the plug needs to be more waterproof. Also stainless steel screws were not used and I just don't understand why they are selling a product that cannot stand up to the test of time and these are two rather inexpensive improvements that can be made.
# 15
RoadMaster 6-Wire Trailer Connector - Vehicle End
Note to self: Always push brake pedal firmly before releasing parking brake. especially when Jeep is slightly uphill from Blue Ox tow bar. :-) This was a very quick fix, (unfortunately not quick enough, the wife saw me before I could hide it) maybe took 10 minutes total. A socket set and a small phillips screwdriver are all I needed for this replacement.
Works, kind of wish it could have been placed in a different location
# 16
Pollak 6-Pole, Round Pin, Trailer Wiring Connector - Trailer End
The person who helped me find the correct part went above and beyond just taking my order and helping me find the correct part. Now I know why my dad suggested that I try etrailer to find the part I needed.
Perfect replacement
# 17
Adapter 4 Pole to 6 Pole and 4 Pole Trailer Wiring Adapter
This adapter really cleaned up the installation and connected directly to the wiring harness. Maybe added an additional 20 mins to install this adapter but totally worth the time and money.
II use it on my towed vehicle behind the motor home. It allows me to take motor home power to a trickle charger in the towed vehicle and connect to the towed vehicle wiring. The four prong receptacle provides outlet to be used if there is ever in need for a four prong fitting good.
# 18
Pollak Heavy-Duty, 4-Pole, Round Pin Socket, Concealed Terminals - Chrome - Vehicle End
Working great
Great company
# 19
Adapter 7 Pole to 4 Pole with Tester and Cover
Works as stated, just plug in to7 pin connection on car, and plug 4 pin to trailer. Nice feature w/ led lights to check if connection is good
Would be a good product if it were compatible with my Rivian R1T. The truck detects the draw of the indicator lights and insists on staying in trailer mode. I had to buy one without lights. I may or may not have used the compatibility feature of your website but you should be sure that it is set to not recommend this product to Rivian owners
# 20
20 Ft 4-Way Trailer Wiring Harness - Wishbone Style - 30" Ground
Just what I needed for my home-built bike carrier. My wife rides an e-tricycle and by the time I loaded the trike and a couple of bikes on this platform, you could not see the car's taillights or blinkers. This harness worked perfectly!
Used this to rewire a 6 x 10 trailer. Inserted the wire through 3 feet of metal conduit to keep it from being damaged near the coupling. So now the only exposed wire is the ¼ inch right at the connector.
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