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Description

A CURT custom wiring connector (sometimes called a T-connector) is a simple, plug-and-play electrical device that eliminates the need for cutting, splicing and soldering when installing vehicle-to-trailer wiring. Most vehicles do not come ready to tow. Unless your vehicle has a towing package, it is probably not equipped with a trailer wiring connector. This is where CURT's custom wiring connectors come into play. A custom wiring connector uses a single original equipment plug to plug into a special socket provided by your vehicle. Though this option is not available on every vehicle, some automotive manufacturers design their vehicles to be easily equipped for towing by supplying a socket, integrated into the vehicle's electrical system, to readily accept a custom wiring connector. With a CURT custom wiring connector, there is no need to tap into the taillight assembly because a special socket is already provided. This special custom wiring connector actually provides two connector sockets for a multipurpose option. It plugs into an OEM connector and offers a 4-way flat and 7-way RV blade connector. It comes with a mounting bracket for easy installation and is designed to be a custom wiring option for a variety of vehicles (see application info to verify fitment). CURT custom wiring connectors are designed to be long-lasting and simple to install. They come with dust covers to keep your connector clean when not in use.

CURT 55774 Dual-Output Vehicle-Side 7-Pin, 4-Pin Connectors, Factory Tow Package and USCAR Socket Required

Specifications

BrandCURT
Part Number55774
Class ID11
Output Type4-Way Flat
WarrantyOne-Year Limited Warranty
Weight1.3 lbs

Vehicle Fitment

Year(s)MakeModelSubmodelNotes
2008-2027BuickEnclaveBASENote - For use on vehicles equipped with OEM mating plug
2002-2027CadillacEscaladeBASENote - For use on vehicles equipped with OEM mating plug
2003-2027CadillacEscalade ESVBASENote - For use on vehicles equipped with OEM mating plug
2009-2027ChevroletExpress 2500BASENote - For use on vehicles equipped with OEM mating plug
2009-2027ChevroletExpress 3500BASENote - For use on vehicles equipped with OEM mating plug
2001-2027ChevroletSilverado 2500 HDBASENote - For use on vehicles equipped with OEM mating plug
2007-2027ChevroletSilverado 3500 HDBASENote - For use on vehicles equipped with OEM mating plug
2015-2027ChevroletSuburbanBASENote - For use on vehicles equipped with OEM mating plug
2000-2027ChevroletTahoeBASENote - For use on vehicles equipped with OEM mating plug
2009-2027ChevroletTraverseBASENote - For use on vehicles equipped with OEM mating plug
2007-2009, 2011-2027DodgeDurangoBASENote - For use on vehicles equipped with OEM mating plug
1997-2027FordExpeditionBASENote - For use on vehicles equipped with OEM mating plug
2000-2027FordExplorerBASENote - For use on vehicles equipped with OEM mating plug
1997-2027FordF-150BASENote - For use on vehicles equipped with OEM mating plug
1999-2027FordF-250 Super DutyBASENote - For use on vehicles equipped with OEM mating plug
1999-2027FordF-350 Super DutyBASENote - For use on vehicles equipped with OEM mating plug
2009-2027GMCSavana 2500BASENote - For use on vehicles equipped with OEM mating plug
2009-2027GMCSavana 3500BASENote - For use on vehicles equipped with OEM mating plug
2001-2027GMCSierra 2500 HDBASENote - For use on vehicles equipped with OEM mating plug
2007-2027GMCSierra 3500 HDBASENote - For use on vehicles equipped with OEM mating plug
2018-2027GMCTerrainBASENote - For use on vehicles equipped with OEM mating plug
2000-2027GMCYukonBASENote - For use on vehicles equipped with OEM mating plug
2015-2027GMCYukon XLBASENote - For use on vehicles equipped with OEM mating plug
1998-2027LincolnNavigatorBASENote - For use on vehicles equipped with OEM mating plug
2005-2020, 2022-2027NissanPathfinderBASENote - For use on vehicles equipped with OEM mating plug
2011-2027Ram2500BASENote - For use on vehicles equipped with OEM mating plug
2011-2024, 2026-2027Ram3500BASENote - For use on vehicles equipped with OEM mating plug
2017-2026CadillacXT5BASENote - For use on vehicles equipped with OEM mating plug
2019-2026ChevroletBlazerBASENote - For use on vehicles equipped with OEM mating plug
2004-2012, 2015-2026ChevroletColoradoBASENote - For use on vehicles equipped with OEM mating plug
1999-2026ChevroletSilverado 1500BASENote - For use on vehicles equipped with OEM mating plug
1999-2026FordF-450 Super DutyBASENote - For use on vehicles equipped with OEM mating plug
1999-2026FordF-550 Super DutyBASENote - For use on vehicles equipped with OEM mating plug
2000-2013, 2015-2019, 2021-2026FordF-650BASENote - For use on vehicles equipped with OEM mating plug
2000-2011, 2019-2026FordRangerBASENote - For use on vehicles equipped with OEM mating plug
2015-2026FordTransit-150BASENote - For use on vehicles equipped with OEM mating plug
2015-2026FordTransit-250BASENote - For use on vehicles equipped with OEM mating plug
2015-2026FordTransit-350BASENote - For use on vehicles equipped with OEM mating plug
2015-2026FordTransit-350 HDBASENote - For use on vehicles equipped with OEM mating plug
2007-2026GMCAcadiaBASENote - For use on vehicles equipped with OEM mating plug
2004-2012, 2015-2026GMCCanyonBASENote - For use on vehicles equipped with OEM mating plug
1999-2026GMCSierra 1500BASENote - For use on vehicles equipped with OEM mating plug
2019-2026HondaPassportBASENote - For use on vehicles equipped with OEM mating plug
2009-2026HondaPilotBASENote - For use on vehicles equipped with OEM mating plug
2006-2014, 2017-2026HondaRidgelineBASENote - For use on vehicles equipped with OEM mating plug
2014-2020, 2022-2026INFINITIQX60BASENote - For use on vehicles equipped with OEM mating plug
2020-2026JeepGladiatorBASENote - For use on vehicles equipped with OEM mating plug
2011-2026JeepGrand CherokeeBASENote - For use on vehicles equipped with OEM mating plug
2021-2026JeepGrand Cherokee LBASE-
2007-2026JeepWranglerBASENote - For use on vehicles equipped with OEM mating plug
2022-2026LexusLX600BASE-
2025-2026MazdaCX-70BASENote - For use on vehicles equipped with OEM mating plug
2024-2026MazdaCX-90BASENote - For use on vehicles equipped with OEM mating plug
2010-2026Mercedes-BenzSprinter 2500BASENote - For use on vehicles equipped with OEM mating plug
2010-2026Mercedes-BenzSprinter 3500BASENote - For use on vehicles equipped with OEM mating plug
2005-2026NissanFrontierBASENote - For use on vehicles equipped with OEM mating plug
2011-2026Ram4500BASENote - For use on vehicles equipped with OEM mating plug
2011-2026Ram5500BASENote - For use on vehicles equipped with OEM mating plug
2014-2026RamProMaster 1500BASENote - For use on vehicles equipped with OEM mating plug
2014-2026RamProMaster 2500BASENote - For use on vehicles equipped with OEM mating plug
2014-2026RamProMaster 3500BASENote - For use on vehicles equipped with OEM mating plug
2019-2026SubaruAscentBASENote - For use on vehicles equipped with OEM mating plug
2015-2026Toyota4RunnerBASENote - For use on vehicles equipped with OEM mating plug
2012-2026ToyotaSequoiaBASENote - For use on vehicles equipped with OEM mating plug
2007-2026ToyotaTacomaBASENote - For use on vehicles equipped with OEM mating plug
2010-2026ToyotaTundraBASENote - For use on vehicles equipped with OEM mating plug
2021-2026VolkswagenAtlasBASENote - For use on vehicles equipped with OEM mating plug
2020-2026VolkswagenAtlas Cross SportBASENote - For use on vehicles equipped with OEM mating plug
2020-2025CadillacXT6BASENote - For use on vehicles equipped with OEM mating plug
2022-2025FordF-150 LightningBASENote - For use on vehicles equipped with OEM mating plug
2024ChevroletTraverse LimitedBASENote - For use on vehicles equipped with OEM mating plug
2004-2015, 2017-2024NissanTITANBASENote - For use on vehicles equipped with OEM mating plug
2016-2024NissanTITAN XDBASENote - For use on vehicles equipped with OEM mating plug
2019-2024Ram1500 ClassicBASENote - For use on vehicles equipped with OEM mating plug
2014-2023JeepCherokeeBASENote - For use on vehicles equipped with OEM mating plug
2010-2023LexusGX460BASE-
2017-2022AudiQ7BASENote - For use on vehicles equipped with OEM mating plug
2018-2022ChevroletEquinoxBASENote - For use on vehicles equipped with OEM mating plug
2022ChevroletSilverado 1500 LTDBASENote - For use on vehicles equipped with OEM mating plug
2017-2022ChryslerPacificaBASENote - For use on vehicles equipped with OEM mating plug
2020-2022ChryslerVoyagerBASENote - For use on vehicles equipped with OEM mating plug
2019, 2022GMCSierra 1500 LimitedBASENote - For use on vehicles equipped with OEM mating plug
2022JeepGrand Cherokee WKBASENote - For use on vehicles equipped with OEM mating plug
2010-2021FreightlinerSprinter 2500BASENote - For use on vehicles equipped with OEM mating plug
2010-2021FreightlinerSprinter 3500BASENote - For use on vehicles equipped with OEM mating plug
2013-2021LexusLX570BASE-
2018-2021ToyotaLand CruiserBASENote - For use on vehicles equipped with OEM mating plug
2019ChevroletSilverado 1500 LDBASENote - For use on vehicles equipped with OEM mating plug
2016-2019ChevroletSuburban 3500 HDBASENote - For use on vehicles equipped with OEM mating plug
2018FordPolice Interceptor UtilityBASENote - For use on vehicles equipped with OEM mating plug
2018JeepGrand CherokeeBASENote - Built before May 2018
2018JeepWrangler JKBASENote - For use on vehicles equipped with OEM mating plug
2017GMCAcadia LimitedBASENote - For use on vehicles equipped with OEM mating plug
2009-2016FordFlexBASENote - For use on vehicles equipped with OEM mating plug
2005-2015NissanArmadaBASENote - For use on vehicles equipped with OEM mating plug
2000-2014ChevroletSuburban 1500BASENote - For use on vehicles equipped with OEM mating plug
2000-2014GMCYukon XL 1500BASENote - For use on vehicles equipped with OEM mating plug
2002-2013CadillacEscalade EXTBASENote - For use on vehicles equipped with OEM mating plug
2007-2013ChevroletAvalancheBASENote - For use on vehicles equipped with OEM mating plug
2000-2013ChevroletSuburban 2500BASENote - For use on vehicles equipped with OEM mating plug
2000-2013GMCYukon XL 2500BASENote - For use on vehicles equipped with OEM mating plug
2013INFINITIJX35BASENote - For use on vehicles equipped with OEM mating plug
2004-2013INFINITIQX56BASENote - For use on vehicles equipped with OEM mating plug
2009-2011KiaBorregoBASENote - For use on vehicles equipped with OEM mating plug
2009-2010DodgeRam 1500BASENote - For use on vehicles equipped with OEM mating plug
2010DodgeRam 2500BASENote - For use on vehicles equipped with OEM mating plug
2010DodgeRam 3500BASENote - For use on vehicles equipped with OEM mating plug
2003-2010FordE-150BASENote - For use on vehicles equipped with OEM mating plug
2003-2010FordE-250BASENote - For use on vehicles equipped with OEM mating plug
1999-2010FordE-350 Super DutyBASENote - For use on vehicles equipped with OEM mating plug
2003-2010FordE-450 Super DutyBASENote - For use on vehicles equipped with OEM mating plug
2009-2010FordExplorer Sport TracBASENote - For use on vehicles equipped with OEM mating plug
2006-2010HummerH3BASENote - For use on vehicles equipped with OEM mating plug
2009-2010HummerH3TBASENote - For use on vehicles equipped with OEM mating plug
2002-2010MercuryMountaineerBASENote - For use on vehicles equipped with OEM mating plug
2007-2010SaturnOutlookBASENote - For use on vehicles equipped with OEM mating plug
2009ChevroletExpress 1500BASENote - For use on vehicles equipped with OEM mating plug
2009ChevroletExpress 4500BASENote - For use on vehicles equipped with OEM mating plug
2002-2009ChevroletTrailblazerBASENote - For use on vehicles equipped with OEM mating plug
2007-2009ChryslerAspenBASENote - For use on vehicles equipped with OEM mating plug
2009GMCSavana 1500BASENote - For use on vehicles equipped with OEM mating plug
2005-2009Saab9-7xBASENote - For use on vehicles equipped with OEM mating plug
2003-2008IsuzuAscenderBASENote - For use on vehicles equipped with OEM mating plug
2006-2008LincolnMark LTBASENote - For use on vehicles equipped with OEM mating plug
2004-2007BuickRainierBASENote - For use on vehicles equipped with OEM mating plug
2007ChevroletSilverado 1500 ClassicBASENote - For use on vehicles equipped with OEM mating plug
2007ChevroletSilverado 1500 HD ClassicBASENote - For use on vehicles equipped with OEM mating plug
2007ChevroletSilverado 2500 HD ClassicBASENote - For use on vehicles equipped with OEM mating plug
2007ChevroletSilverado 3500 ClassicBASENote - For use on vehicles equipped with OEM mating plug
2007GMCSierra 1500 ClassicBASENote - For use on vehicles equipped with OEM mating plug
2007GMCSierra 1500 HD ClassicBASENote - For use on vehicles equipped with OEM mating plug
2007GMCSierra 2500 HD ClassicBASENote - For use on vehicles equipped with OEM mating plug
2007GMCSierra 3500 ClassicBASENote - For use on vehicles equipped with OEM mating plug
2002-2006ChevroletAvalanche 1500BASENote - For use on vehicles equipped with OEM mating plug
2002-2006ChevroletAvalanche 2500BASENote - For use on vehicles equipped with OEM mating plug
2001-2003, 2005-2006ChevroletSilverado 1500 HDBASENote - For use on vehicles equipped with OEM mating plug
2001-2006ChevroletSilverado 3500BASENote - For use on vehicles equipped with OEM mating plug
2002-2006ChevroletTrailblazer EXTBASENote - For use on vehicles equipped with OEM mating plug
2002-2006GMCEnvoy XLBASENote - For use on vehicles equipped with OEM mating plug
2001-2006GMCSierra 3500BASENote - For use on vehicles equipped with OEM mating plug
2003-2005FordE-150 Club WagonBASENote - For use on vehicles equipped with OEM mating plug
2003-2005FordE-350 Club WagonBASENote - For use on vehicles equipped with OEM mating plug
2000-2005FordExcursionBASENote - For use on vehicles equipped with OEM mating plug
2004-2005GMCEnvoy XUVBASENote - For use on vehicles equipped with OEM mating plug
2003-2005LincolnAviatorBASENote - For use on vehicles equipped with OEM mating plug
1999-2004ChevroletSilverado 2500BASENote - For use on vehicles equipped with OEM mating plug
2004FordF-150 HeritageBASENote - For use on vehicles equipped with OEM mating plug
1999-2004GMCSierra 2500BASENote - For use on vehicles equipped with OEM mating plug
2004NissanPathfinder ArmadaBASENote - For use on vehicles equipped with OEM mating plug
2002-2004OldsmobileBravadaBASENote - For use on vehicles equipped with OEM mating plug
2001-2003GMCSierra 1500 HDBASENote - For use on vehicles equipped with OEM mating plug
1997-2002FordE-150 EconolineBASENote - For use on vehicles equipped with OEM mating plug
1997-2002FordE-150 Econoline Club WagonBASENote - For use on vehicles equipped with OEM mating plug
1997-2002FordE-250 EconolineBASENote - For use on vehicles equipped with OEM mating plug
1997-2002FordE-350 Econoline Club WagonBASENote - For use on vehicles equipped with OEM mating plug
2000-2002FordE-450 Econoline Super DutyBASENote - For use on vehicles equipped with OEM mating plug
1997-1999FordF-250BASENote - For use on vehicles equipped with OEM mating plug
1997-1998FordE-350 EconolineBASENote - For use on vehicles equipped with OEM mating plug
1997FordF-250 HDBASENote - For use on vehicles equipped with OEM mating plug

Product reviews

No reviews of this exact size yet. Write the first product review

From other sizes and fits in this line 5.0 from 2 reviews

  1. Clean

    Thomas W.Verified buyer, in store2013 Lincoln MKX

    Reviewed: CURT 56121 – Custom Wiring Harnesses, N/A

    Five stars

  2. Fantastic service, great part

    Richard A.Verified buyer, in store2013 Honda Odyssey

    Reviewed: CURT 56378 – Custom Wiring Harnesses, N/A

    The guys at H&H went the extra mile for me, and I greatly appreciate it. Due to transmission problems in my son’s van, we needed a trailer hitch put on as soon as possible on my van so that we could go on our plans Vacation. H&H made it happen in less than 24 hours Ordering in and installing the required trailer hitch and electrical adapters. The installation was flawless, and the parts worked perfectly. Great job all the way around! I am very pleased!

CURT P/N 55774

Custom Wiring Harnesses, N/A

$41.95
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In Stock
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Free pickup at an H&H store Free — on the shelf at 22 stores
Installed at your local H&H store. Added to your order as its own line.
Ships Fast
Free store pickupReady at your local H&H
22 storesAcross the Southeast
Family-ownedServing trucks since 1987
Professional installationAdd it to your order for $42.00
Fitment guaranteeIf it doesn't fit, no restocking fee Details
Price matchFound it cheaper? Tell us before you buy Details
Warranty handled hereOne-Year Limited Warranty — claimed at the store, not by mail Details
4.8 out of 5 stars, 5,770 Google store reviews. These rate our stores, not this product. Read the reviews.
4.8
5,770 reviews
Store reviews on Google

Rated 4.8 across 24 stores

Every review below is a verified Google review of an H&H store — written by real customers about the people who sold, fitted and stood behind their gear.

Gainesville · 1 day ago

Professional service all the way, I will come back for any future upgrades!

Warner Robins · 1 day ago

Great customer service and great work on my truck. Kim and the team were exceptional every visit

Conyers · 1 day ago

Knows what exactly what I need and did solve my issues,problem

Jonesboro · 2 days ago

Go see Darien he is Elite customer service was great. Also, they are the Goodfellas.

Decatur · 3 days ago

Did a great job putting a hitch in my truck

Marietta · 3 days ago

My ARE truck bed cover was off line & not closing properly. The repair was not an easy fix but they took their time & made sure the bed cover closed perfectly & I can now lock my bed securely again with my key fob! The price I was charged was very fair even though the job was time consuming! I am a fan & will definitely be back! Excellent customer service. & very friendly!

Trussville · 4 days ago

Professional sales people. Very nice

Cumming · 6 days ago

Just left this place and I was thoroughly impressed! Justin and Andrew were professional and knowledgeable. Thank you guys, I’m really happy with my new cam locker box.

Columbus · 6 days ago

This crew was run by Justin and a couple more worker. They were extremely friendly and super professional and efficient at their job. I am extremely pleased with the finished job and can’t say enough good about this product.

Reviews of H&H Truck & Outdoor stores, sourced from Google. They rate our stores and service, not this individual product.

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