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7- and 4-Pole Trailer Connector Socket w/ Mounting Bracket - Vehicle End - HM40975

Retail: $59.57
Our Price: $39.80
In Stock
This 7- and 4-pole trailer connector eliminates the need for an adapter and allows you to tow a trailer with either a 7- or 4-pole plug. Socket connects to your vehicle's OEM wiring system and mounts with included bracket.
  • 4 Flat
  • 7 Blade
  • No Tow Package
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Hopkins
  • No Converter

Hopkins Endurance, Flex-Coil Trailer Connector Adapter - 7-Way to 5-Way or 4-Way Flat with Nite-Glow

Our Price: $46.01
In Stock
This heavy-duty, coiled cable adapter is compatible with a 7-way RV blade trailer socket on the vehicle and adapts it to work with a 4-way flat or 5-way flat connector on the trailer.: 3' Cable when stretched 7-Way RV blade to 5-wire flat connector 18 Gauge wire: stop/tail/turn 16 Gauge wire: ground/reverse 3-Year limited warranty Note: Works with a 4-way flat connector plug on your
  • 7 Blade to 4 Flat
  • 7 Blade to 5 Flat
  • Universal Fit
  • Wiring Adapters
  • Hopkins

7-Pole and 4-Pole Trailer Connector Sockets w/ Mounting Bracket and Wiring - Vehicle End - HM40975-11998

Our Price: $81.39
In Stock
Tow a trailer with either a 7-way or 4-way plug with this dual vehicle-end connector. Included pigtail harness hardwires into your vehicle and the connector end mates with the 7-pole socket to form a weathertight seal.Features: Dual connector lets you hook up to a trailer with either a 7-pole, RV-style plug or a 4-way flat plug Pigtail harness hardwires into your vehicle and connects to 7-way socket Includes
  • 4 Flat
  • 7 Blade
  • No Tow Package
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Hopkins
  • No Converter

Pollak Trailer Connector Adapter - Vehicle End - 7-Pole Round to 7-Way Blade - PK12-724

Retail: $54.00
Our Price: $29.08
In Stock
This adapter plugs into your vehicle's 7-way, round-pin receptacle to adapt it for use with a trailer-end, 7-way, RV-style plug. The 7-way flat receptacle includes a hinged cover to keep dirt and ...
Features: Adapter converts your 7-way, round-pin vehicle-end connector for use with a 7-way, RV-style trailer-end connector Lets you tow a trailer with a 7-way blade plug Works with any RV-style
  • 7 Round to 7 Blade
  • Universal Fit
  • Wiring Adapters
  • Pollak

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

Retail: $107.69
Our Price: $89.05
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.
  • 7 Blade
  • No Tow Package
  • 5th Wheel and Gooseneck Wiring
  • Vehicle End Connector
  • Plug-In
  • Hopkins

Curt 5th Wheel/Gooseneck Custom Wiring Harness w/ 7-Pole Connector - 7' Long

Retail: $120.95
Our Price: $86.95
In Stock
Mount this 7-way, RV-style connector in your truck bed for quick, simple hookup of your 5th-wheel or gooseneck trailer. Custom harness plugs in-line with your existing factory wiring so that you can retain use of your vehicle's factory 7-pole.
  • 7 Blade
  • 5th Wheel and Gooseneck Wiring
  • Vehicle End Connector
  • Plug-In
  • CURT
  • Hidden

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New Arrivals — From Our Shop to You!

Chosen by folks who live and breathe this, just like you.

Kenny
Kenny etrailer team member
Kenny etrailer team member

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Adapter 4-Pole to 7-Pole and 4-Pole - 37185

Retail: $59.27
Our Price: $55.79
In Stock
Adapter converts from 4 pole wiring on vehicle to 7-pole round plug and 4-pole flat. Additional wire leads for brake, power and accessory.Features: Adapter converts from 4-pole wiring on your vehicle to 7-pole round plug and 4-pole flat wiring for trailer side Adds additional wire leads for brakes, power, and accessory wiring Wire
  • 7 Blade to 4 Flat
  • Universal Fit
  • Wiring Adapters
  • Hopkins

Hopkins Endurance Multi-Tow Trailer Connector Adapter - 7-Way to 6-Way, 5-Way or 4-Way

Our Price: $33.18
In Stock
Heavy-duty trailer adapter features a unique Quick-Change wiring plug that lets you switch between 6-way wiring codes quickly and easily. Outlet for 4-way and 5-way plugs is also built in. Terminals ...
Features: Trailer adapter changes your vehicle's 7-blade connector to a 6-pole 4-Pole and 5-pole flat connectors also built in Quick-Change plug on 6-pole terminal accommodates both 6-pole
  • 7 Blade to 4 Flat
  • 7 Blade to 5 Flat
  • 7 Blade to 6 Round
  • Universal Fit
  • Wiring Adapters
  • Hopkins

Wesbar Adapter - 7-Way RV to 4-Way or 5-Way Flat - 18" Long

Retail: $51.31
Our Price: $32.92
In Stock
This 18" long adapter plugs in to your 7-way, RV-style, vehicle-end connector to convert it for use with a 4-way or 5-way flat connector on your towed vehicle or trailer.Features: Adapter converts the 7-pole, blade-style, connector on your vehicle for use with the 4-way or 5-way flat connector on your towed vehicle or trailer Overall length: 18" 1-Year limited
  • 7 Blade to 5 Flat
  • 7 Blade to 4 Flat
  • Universal Fit
  • Wiring Adapters
  • Wesbar

Pollak 5th Wheel / Gooseneck T-Connector with 7-Pole - Ford, GM, Dodge, Nissan w/ Factory Plug

Our Price: $72.88
This socket plugs into T-connector to provide a 7-pole trailer connector in the truck bed for use with fifth wheels. Connector plugs into OEM wiring harness to allow for a 7-pole connector in the truck bed. construction Resists corrosion Spring-loaded lid with stainless steel spring and runner gasket Prevents intrusion of moisture when closed Has drain slot and angled design for drainage Copper-plated terminal pins
  • 7 Blade
  • No Tow Package
  • 5th Wheel and Gooseneck Wiring
  • Vehicle End Connector
  • Plug-In
  • Pollak

Hopkins Endurance Easy-Pull 4-Flat Extension w/ 1 Grip Ring - Vehicle and Trailer Ends - 12"

Retail: $25.39
Our Price: $10.59
Increase the length of your 4-way flat connection by 12" with this extension loop. Large grip ring on trailer end provides maximum leverage when disconnecting. Plugs into your existing 4-way ...
Features: 4-Way flat extension loop increases the length of your wiring connection by 12" Plugs into the 4-way flat connectors on your vehicle and trailer Easy-to-pull ring on trailer end makes
  • 4 Flat
  • Trailer Connectors
  • Trailer and Vehicle End Connector
  • Hopkins

Reese Trailer Connector Adapter w/ LED Circuit Tester and Dust Cover - 7-Pole to 4-Pole or 5-Pole

Retail: $31.30
Our Price: $21.25
In Stock
This adapter lets you quickly convert your 7-way connector for use with a 4-way or 5-way flat trailer-end plug. It includes a circuit tester with red LEDs and a built-in dust cover that protects the ...
Features: Easy-to-use, plastic adapter converts your vehicle's 7-blade, RV-style, vehicle-end connector for use with a 4-wire or 5-wire flat, trailer-end connector Circuit tester with highly
  • 7 Blade to 4 Flat
  • 7 Blade to 5 Flat
  • Universal Fit
  • Wiring Adapters
  • Reese

7-Pole Blade to 5-Pole Flat Connector Wired Trailer Adapter - Coiled Cable - 94-1/2" Long

Retail: $76.48
Our Price: $55.87
In Stock
Trailer adapter converts a tow vehicle's 7-pole wiring connection to a 5-pole flat pin connection for towing trailers with hydraulic brakes. Coiled cord stretches and contracts for extra ...
Features: Trailer adapter converts a tow vehicle's 7-pole wiring connection to a 5-pole flat pin connection for towing a trailer Allows 1 vehicle to tow a camper or boat trailer with hydraulic
  • 7 Blade to 5 Flat
  • Universal Fit
  • Wiring Adapters
  • Optronics

Curt T-Connector Vehicle Wiring Harness for Factory Tow Package - 7-Way and 4-Pole Flat Connectors

Retail: $57.99
Our Price: $35.52
In Stock
Quickly and easily install a 7-way and a 4-way trailer connector on your vehicle with this custom harness. Connector plugs directly into OEM tow package wiring harness - no cutting, splicing or tapping required.Features: Provides both a 7-way RV-style and a 4-pole flat trailer connector at the back of your vehicle to power your trailer's signal lights Designed for use with a factory tow package
  • 4 Flat
  • 7 Blade
  • Factory Tow Package
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • CURT
  • No Converter

35 Ft 4-Way Trailer Wiring Harness - Wishbone Style - 42" Ground - A35W42B

Retail: $24.96
Our Price: $22.88
4-Way trailer harness connects to your tow vehicle to control trailer light functions. Wishbone-style harness comes with 2 tail light wires split for simple wiring.
  • 4 Flat
  • Universal Fit
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Splice-In
  • Optronics
  • No Converter

Curt Universal 5th Wheel/Gooseneck 7-Way Extension - 7' Long

Retail: $92.95
Our Price: $59.46
In Stock
Extension plugs into your existing 7-way, RV-style connector to route functionality from the rear of your vehicle to your truck bed for quick, easy hookup of your 5th-wheel or gooseneck trailer.
  • 7 Blade
  • Universal Fit
  • 5th Wheel and Gooseneck Wiring
  • Vehicle End Connector
  • Plug-In
  • CURT

Adapter 7 Pole to 5 Pole Flat Wired Adapter

Retail: $38.68
Our Price: $14.39
In Stock
5-Way Flat to 7-Way RV Blade Adapter - Wired This is an adapter that converts the tow vehicle's 7-way blade connector into a 5-way flat pin connector. This model has a short length of wire
  • 7 Blade to 5 Flat
  • Universal Fit
  • Wiring Adapters
  • Optronics

Curt Powered Tail Light Converter with 4-Pole Flat Trailer Connector

Retail: $130.95
Our Price: $76.15
In Stock
Install a 4-way flat on your vehicle with this splice-in harness. Powered converter connects directly to battery to reduce strain on wiring. Potted, SMT construction boosts water and vibration ...
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) Ensures
  • 4 Flat
  • Universal Fit
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Splice-In
  • CURT
  • Powered Converter

Hopkins Heavy-Duty Trailer Coiled Wire Adapter for 7-Way to 4-Wire Flat

Retail: $49.22
Our Price: $37.54
This heavy-duty, coiled cable adapter is compatible with a 7-way RV blade trailer socket on the vehicle and adapts it to work with a 4-wire flat connector on the trailer.Features: Heavy-duty, coiled cable Weatherproof jacketing Easy-grip connectors Tin-plated terminals for corrosion resistance Specs: 3' Cable when stretched 7-Way RV blade to 4-wire flat Flex Coil
  • 7 Blade to 4 Flat
  • Universal Fit
  • Wiring Adapters
  • Hopkins

Pollak 7 Pole to 4 Way Connector Adapter - PK12716

Retail: $20.74
Our Price: $9.44
In Stock
Quickly and easily convert a 7-pole, RV-style connector to a 4-way, flat connector with this RV connector adapter. Adapter has a non-corrosive nylon shell.Features: 7-Pole RV connector to 4-way flat adapter Promotes quick and easy conversion of 7-pole, RV-style connector to 4-way flat connector Allows 1 vehicle to tow either campers or boat trailers
  • 7 Blade to 4 Flat
  • Universal Fit
  • Wiring Adapters
  • Pollak

Adapter 4-Pole to 5-Pole Trailer Wiring Adapter - Shorter

Retail: $21.72
Our Price: $11.44
In Stock
Trailer wiring adapter that changes the 4-pole flat on your vehicle into a 5-pole flat. The blue wire gets spliced into the reverse light wire on the vehicle which is easily done with the included
  • 4 Flat to 5 Flat
  • Universal Fit
  • Wiring Adapters
  • Hopkins

Hopkins Endurance Multi-Tow 7-, 5- and 4-Way Flat Trailer Connector - Vehicle End - Ergonomic Design

Our Price: $31.65
This heavy-duty trailer connector socket has an outlet for 7-way, 5-way and 4-way flat plugs. A weatherproof, insulated lid covers the terminals. The cover is also easy to open and extra-durable. Works with 7-way, 5-way flat, and 4-way flat trailer connectors 3-Year limited warranty A heavy-duty bracket holds the vehicle-side connector. The lid of the outer casing opens 180 degrees for direct
  • 4 Flat
  • 5 Flat
  • 7 Blade
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Hopkins

25 Ft 5-Way Trailer Wiring Harness - Wishbone Style - 30" Ground - 5' Auxiliary Wire

Retail: $43.03
Our Price: $16.61
In Stock
5-Way trailer harness connects to your tow vehicle to control trailer light functions. Wishbone-style harness comes with 2 tail light wires split for simple wiring. Auxiliary wire signals trailer ...
Features: 5-Way trailer harness connects to your tow vehicle to control trailer light functions Ideal for marine trailers with hydraulic or surge brakes Wishbone-style harness comes with 2 tail light
  • 5 Flat
  • Universal Fit
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Splice-In
  • Optronics
  • No Converter

Curt Vehicle Wiring Harness with 5-Pole Flat Trailer Connector - 60" Wire Lead

Retail: $19.95
Our Price: $11.78
In Stock
Wire your vehicle to tow a trailer with surge brakes by installing this universal, splice-in kit. Includes 5-way flat connector, 60" of bonded wire and installation hardware. Designed for use ...
Features: 5-Way flat trailer connector at the back of your vehicle powers your trailer's signal lights Fifth pin provides connection to reverse lights to allow proper functioning of hydraulic
  • 5 Flat
  • No Tow Package
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Splice-In
  • CURT
  • No Converter