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800.345.8476 // westinautomotive.com // 1 trusted source since 1977 27 4-wAy ROUND CONNeCTOR wIRINg The diagram below illustrates the most common wiring pattern for 4-way connectors. 4-FLAT CONNeCTOR wIRINg STANDARD The diagram below illustrates the proper wiring pattern for both car and trailer-side 4-way flat connectors. TRAILeR SIDe VeHICLe SIDe SIDe VIew A Left Turn/Stop A Ground wHITe Ground B Ground B Left Turn/Stop BROwN marker lights C Tailights C Tailights yeLLOw Left Turn Signal / Stop Lamps D Right Turn/Stop D Right Turn/Stop gReeN Right Turn Signal / Stop Lamps 4-wAy ROUND Durable Die-Cast Metal Chassis MATINg CONNeCTOR MOUNTINg BRACkeT 6-wAy ROUND Durable Die-Cast Metal Chassis MATINg CONNeCTOR MOUNTINg BRACkeT 65-75201 • Designed for use with light-duty camper & utility trailer applications • 7.5 amp max load 65-75036 • Designed for use with agricultural, stock, tool & heavy equipment trailer applications • 30 amp max load 7-wAy ROUND (RV STyLe) Plastic Housing w/Sealed Door MATINg CONNeCTOR MOUNTINg BRACkeT 7-wAy ROUND OEM Replacement Connector* MATINg CONNeCTOR MOUNTINg BRACkeT 65-75300 • Designed for use with RV and Heavier Utility & Equipment trailers equipped with electric brakes • 30 amp max load 65-75015 • Designed for use with RV and Heavier Utility & Equipment trailers equipped with electric brakes • 30 amp max load 7-wAy ROUND Twist-lock oEm replacement connector* MATINg CONNeCTOR MOUNTINg BRACkeT NOT ReQUIReD 4-wAy FLAT Vehicle Side (Available in 48" and 60") MATINg CONNeCTOR MOUNTINg BRACkeT 65-75047 • Designed for use with RV and Heavier Utility & Equipment trailers equipped with electric brakes • 30 amp max load 48" - 65-75036 60" - 65-75002 • Industry standard connector used for most light-duty applications. Including RV, Marine & Utility Trailers where electric brakes or other additonal power demands are not required. • 7.5 amp max load 65-75021 65-75021 65-75021 65-75004 65-75470 VeHICLe sIde traILer sIde FRONT REAR * Direct replacement for factory 7-way connectors on most Buick, cadillac, chevrolet, Gmc, Hummer and oldsmobile vehicles equipped with trailer tow package wiring. 65-75202 65-75037 65-75471 65-75473 65-75474 65-75471 c o n n e c t o r s ( ve h i c l e s i d e )

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