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$3.53 - $24.95
$3.93 - $63.95
Adapter 4 Pole to 7 Pole and 4 Pole w/Test Lamps
This multi-function, vehicle-end connector converts any 4-way flat, vehicle-end plug to a combination 7-way outlet and 4-pole flat outlet.
Adapter 4-Pole to 7-Pole and 4-Pole
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.
Adapter 7 Pole to 4 Pole with Tester and Cover
35 ft. Wishbone 4-Way Trailer Wiring Harness with 42" Ground Wire
Hopkins Endurance Multi-Tow Trailer Connector Adapter - 7-Way to 6-Way, 5-Way or 4-Way
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 are covered with easy-open, weatherproof lids.
Curt Universal Installation Kit for Trailer Brake Controller - 7-Way RV - 10 Gauge
This universal wiring kit lets you install an electric brake controller (sold separately) in your vehicle and a 7-way connector for your trailer lights at the same time. Plugs into the existing 4-way on your vehicle.
Pollak 7 Pole to 4 Way Connector Adapter
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.
Hopkins Heavy-Duty Trailer Coiled Wire Adapter for 7-Way to 4-Wire Flat
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.
20 ft. Wishbone 4-Way Trailer Wiring Harness with 30" Ground Wire
20' Split wishbone 4-way trailer wiring harness with 30" ground wire.
Quick Fix (TM) 4 Pole Flat Car and Trailer Ends
Hopkins Wiring Harness with 4-Pole Flat Trailer Connector - Trailer End - 4' Long
Wire your trailer with this universal, splice-in wiring harness so that you can connect the trailer's wiring to your vehicle's during towing. Corrosion-resistant terminals are long-lasting. Meets SAE standards.
Wesbar 4-Pole Flat Connector w/ Jacketed Cable - Trailer End - 14' Long
This 4-wire flat, trailer-end connector includes an 14' long, jacketed cable with stripped, color-coded, 14-gauge wires for easy installation.
Adapter 4 Pole to 6 Pole and 4 Pole Trailer Wiring Adapter
Hopkins 4-Way Flat Trailer Wiring Kit - Vehicle and Trailer Ends
The 4-wire design of this kit includes a 48" long vehicle wiring harness, a 12" trailer end wiring harness, and 6 quick-splice connectors.
Wesbar 4-Pole Flat Connector w/ Jacketed Cable - Trailer End - 8' Long
This 4-wire flat, trailer-end connector includes an 8' long, jacketed cable with stripped, color-coded, 14-gauge wires for easy installation.
Wesbar 4-Pole Flat Connector w/ Jacketed Cable - Trailer End - 4' Long
This 4-wire flat, trailer-end connector includes a 4' long, jacketed cable with stripped, color-coded wires for easy installation.
Pollak 6 Pole to 4 Pole Connector Adapter
Quickly and easily convert a 6-pole, round pin connector to a 4-pole, flat connector with this RV connector adapter. Adapter has a non-corrosive nylon shell.
Adapter 7-Pole to 4-Pole and 5-Pole
Reese Trailer Connector Adapter w/ LED Circuit Tester and Dust Cover - 7-Pole to 4-Pole or 5-Pole
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 terminals when you aren't towing.
Trailer End Connector - 4-Flat - Coiled
Adapter 7 Pole to 4 Pole with LED Nite-Glow (TM)
Wesbar 4-Pole Flat Connector w/ Jacketed Cable - Trailer End - 10' Long
This 4-wire flat, trailer-end connector includes a 10' long, jacketed cable with stripped, color-coded wires for easy installation.
MaxxTow Trailer Connector Adapter - 7-Way RV to 4-Way Flat - 36" Cord
This adapter lets you span 3' to connect your 7-way, RV-style, vehicle-end connector to the 4-way flat connector on your trailer. Coiled cord ensures that wires won't drag on the ground. Molded construction is durable and corrosion resistant.
Hopkins Endurance Multi-Tow 4-Way Flat to 7-Way RV Trailer Adapter w/ 4-Way Vehicle End Plug
Adapt a 4-way flat to a 7-way RV-style socket while still retaining use of the 4-way. Or simply replace a damaged 7-way connector. Plug into tow package for 7-way, or plug into existing 4-way and hardwire into vehicle to get additional functions.
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