4 Way Trailer Wiring Harness

By reducing a 5 wire to a 4 wire you eliminate the connection for the trailer s brakes.
4 way trailer wiring harness. A trailer with a 5 wire harness has connections for marker brake and signal lights as well as an electric braking system. If your trailer is significantly heavy and is at the upper limits of the towing capacity of the vehicle. Wishbone style harness comes with 2 tail light wires split for simple wiring. Complete wiring kit for four way trailer lights.
A complete sae certified 4 way trailer wiring harness for trailers under over 80 our 4 way flat trailer harness kit comes ready to install with both the 25 trailer male and 4 vehicle female sides making it the perfect harness kit for trailers under and over 80 in width. In this video we go over how easy and fast it is to convert a 4 flat harness to a 7 way. This wiring harness is a complete kit for wiring trailer stop turn and running lights. Lowest prices for the best wiring from optronics.
Reese towpower 4 way flat trailer wiring connector is a 60 152 4 cm wire for replacement and repair of trailer wiring connections on the tow vehicle 9. Suzco 25 foot 4 wire 4 flat trailer light wiring harness extension kit 4 way plug 4 pin male female extension connector wishbone style with 18 gauge white ground wire with sae j1128 4 5 out of 5 stars 320. Does your vehicle have a 4 flat trailer wiring harness but you need to tow a trailer with a 7 way harness. It s 25 ft in length and includes a 4 ft trunk connector splices and clips.
This harness plugs into 4 way flats to provide left right turn brake and tail lights for trailers. This vehicle to trailer wiring harness creates a standard trailer wiring connection by plugging into vehicle harness and tail light assembly and then routing the 4 way harness to the rear end of a vehicle.