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  1. Custom Fit Vehicle Wiring
  2. CURT
  3. Custom Fit
  4. Trailer Hitch Wiring
  5. 4 Flat
  6. No Converter
THIS ITEM IS NOT A FIT FOR
2016 Ford F-350 Super Duty

Curt Vehicle Wiring Harness with 4-Pole Flat Trailer Connector

Item # C55411
Retail:$22.31
Our Price: $17.03
You Save: 24%
Custom Fit Vehicle Wiring
Not Confirmed to Fit

2016 Ford F-350 Super Duty

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Easily install a 4-way trailer connector on your vehicle with this custom harness. Harness splices into existing wiring. 1-800-940-8924 to order CURT custom fit vehicle wiring part number C55411 or order online at etrailer.com. Free expert support on all CURT products. Great prices and Fastest Shipping for Curt Vehicle Wiring Harness with 4-Pole Flat Trailer Connector. Custom Fit Vehicle Wiring reviews from real customers.
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  • Reviews (63)
  • Q & A (0)
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CURT Custom Fit Vehicle Wiring - C55411

  • Custom Fit
  • Trailer Hitch Wiring
  • 4 Flat
  • No Converter
  • CURT

Easily install a 4-way trailer connector on your vehicle with this custom harness. Harness splices into existing wiring.


Features:

  • Provides a 4-way flat trailer connector at the back of your vehicle to power your trailer's signal lights
    • Compatible with 5-pole, 6-pole and 7-pole adapters (sold separately)
  • Connects easily - hardwires to existing harness either along the frame rail or behind the rear bumper
  • Comes with dust cap for 4-way flat connector


Specs:

  • Wire configuration:
    • Yellow: left turn and brake lights
    • Green: right turn and brake lights
    • Brown: tail lights
    • White: ground
  • Limited 1-year warranty


Installation

This custom-designed wiring harness splices into your vehicle's wiring harness, which is located either along the driver's-side frame rail or behind the rear bumper.


It is recommended that you use a small amount of grease on all electrical connections, such as this 4-pole connector, to help prevent corrosion.



55411 CURT Vehicle Wiring Harness - 4 Wire

Installation Details C55411 Installation instructions

This Product Fits The Following Vehicles



California residents: click here


Customer Satisfaction Score:


Customer Reviews

Curt Vehicle Wiring Harness with 4-Pole Flat Trailer Connector - C55411

Average Customer Rating:  4.8 out of 5 stars   (63 Customer Reviews)

Easily install a 4-way trailer connector on your vehicle with this custom harness. Harness splices into existing wiring.

by:

Excellant value



by:

To be fair it's difficult to review this. I haven't installed it. The instructions, in my view aren't much help. Way too general. I've watched several video on how to wire this sort of thing in but again, nothing specific to my vehicle so I've been a little intimidated to get in there and start splicing. The product itself may be fine but until I install it I won't know for certain. I just need to get my confidence up a bit more before making the attempt.

Etrailer Expert

Sierra K.

9/3/2021

I know that you are hesitant about the install of your wiring. This is a factory replacement so the wires you need should be along the drivers-side frame rail or behind the rear bumper. I would use a circuit tester to test for functions because sometimes the wires are different colors than what comes in this kit. Usually, the bigger white wire is the ground. The quick splice connectors are quite handy and relatively easy to use.



by:
2002 Chevrolet Blazer

Attached as instructed. Video on site very similar to reality. Found existing wiring bundle behind rear bumper on driver's side. Product attached directly to that bundle and worked correctly.

William N.

7/6/2016

No issues. All is great.



by:
2001 Chevrolet Blazer

Everything you need to add a standard 4 wire trailer connector to most any vehicle. Inline tap connectors are provided if you already have a factory bumper mounted connector, or simply splice it to the end of the taped off harness. The included dust cover and plastic sheath is a must for any trailer connector as dirt and corrosion is the number one cause of faulty trailer lights. The price may seem a little high, but you will spend alot more acquiring the supplied parts in the kit.



by:

All items ordered were delivered well packed to prevent damage and arrived within specified time. I will be ordering weight distribution and anti-sway system in the near future.

Wiring harness was good. Being it was a conversion van, main harness was not in normal location. The towing mirrors work fine except for a little vibration. Thought right side would have been wide angle, but will add stick-on for more coverage. The hidden hitch was very easy since the van is extended body...less than an hour to install.



by:

Very pleased with ETrailer service and follow-up. They packaged and shipped the trailer wiring harness I ordered pronto, and sent it off via UPS Mail. I should mention, however, that the postal service side of the delivery was not good: Most of the time the post office is OK, but this time they "round-robined" the package to several post office locations -- and then it was delayed for 5 days at the last post office location:
1. I finally had to call ETrailer regarding the interminable delay; and their customer support did look into it, and the parcel finally arrived soon after.
In all, I'll be very happy to order from ETrailer again. I think they're a solid, reputable outfit. With the next order I'll probably pay extra to have the item shipped thru an expedited UPS delivery (rather than rely on the post office).



by:
2001 Chevrolet Blazer

Nice quick and easy replacement for the old corroded connector on Blaze the wonder car.

Tom K.

7/13/2019

Still running strong



by:

The brake controller that I purchase is working very well. I am enjoying features of the product that I did not know existed before I purchased it, like variable braking on the trailer as one applies the brake on the primary vehicle. And, all of this can be adjusted. Great product that has made my hauling safer.



by:
2004 Chevrolet Astro

Pretty simple part, just 8 crimps and route it. I think I had to supply my own butt splice connectors, this doesn't come with them, but not 100% sure on that. The rubber cap was also missing from mine but I called etrailer and they sent one right out.



by:

Blazer had the towing package harness right where the instructions said to look - wires itnright up. Works like a charm!



by:
1999 Chevrolet Blazer

Harness went on just fine. It's of good quality and I like the added features of the weather cap for the plug. Wires are plenty long and it's got that wire protector. Went to the parts store and got some wire connector crimps and put it on with no issues whatsoever.
If I were to change anything about this product it would merely be to include the wire connecting crimps or make them available on the same web page as a suggested item.



by:
Chevrolet Astro

I give three stars because the wire length is too short for use on the Astro van. You’ll need to extend the length by an irritating foot. You’ll also need to extend the right side blinker wire by 4 feet to reach the harness near the ceiling which contains the right side blinker wire. The quality is good, but I would have paid more for longer leads. I would make all the conductors 4 feet longer and up the price.



by:

It's always great to get a vehicle specific wiring kits create a neat and back-feed proof connection for trailer lights.



by:
1999 Oldsmobile Bravada

I have not installed this wire harness yet. However the product arrived quick with no problems and I have received numerous responses from the company etrailer.com in regards to my purchase. So far great customer service.



by:

fantastic fit...fantastic service...fantastic price... fantastic internet purchase right to the door free... did I mention free... fantastic...fantastic...fantastic...unless you went to the junk yard you would be crazy to buy any where else....



by:

Installation instructions didn't help a novice. [on-line video provided] wasn't any better. Had to take it to a shop. Perhaps an updated instructions is in order.



by:
1997 Chevrolet Astro

The product was just as advertised. I have installed these before so there was no surprises.
Thanks etrailer for provided such products at a reasonable price.



by:
2003 Chevrolet Astro

This product is excellent, exactly as described, and performs well. I would recommend purchasing from etrailer.



by:
2005 Chevrolet Astro

Order arrived on time. Was exactly as discribed with detailed installation instructions. Quality looks very good.Havent installed yet . Thankyou



by:

After my local AutoZone failed twice to get me what I needed at 50 dollars more, I called etrailer and had it in just a few days (faster service than what they promised). Fit was perfect and all is good. Great product info. Thanks guys



by:
2000 Chevrolet Astro

Works fine, but needed to drill access whole in bumper frame below tail light to route wire. Not a job for a novice.



by:

EXCELLENT PRODUCT, WATCHED U-TUBE , INSTALLED IT IN MINUTES, ABSOLUTELY NO PROBLEMS.



by:
1999 Chevrolet Astro

Wiring harness arrived several days ahead of schedule. Happy with product.



by:

everything I bought is exellent quality and got to me in a timely manner,couldnt ask for anytjing more,Thanks etrailer,Paul



by:

The harness comes with a adequate length for making connections.
The connections could be of the compression type, rather than the type used.
This would make the splice area smaller, and easier to cover over.


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Info for this part was:

Employee Joe V
Test Fit:
Joe V
Employee Leah B
Edited by:
Leah B
Employee Lindsey S
Written by:
Lindsey S
Employee Jameson C
Expert Research:
Jameson C
Employee Adam R
Expert Research:
Adam R
Employee Cole B
Installed by:
Cole B
Employee Alan C
Video by:
Alan C
Employee Wilson B
Updated by:
Wilson B
Employee Kristina F
Updated by:
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Employee Isabelle B
Updated by:
Isabelle B

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