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Trailer Wiring & Connectors

Collection: Trailer Wiring & Connectors

Trailer Wiring & Electrical Components

Trailer wiring systems allow your vehicle to power trailer lights, brake controllers, and other electrical components required for safe towing. Proper wiring ensures your trailer brake lights, turn signals, and running lights function correctly while on the road.

RV & Auto Parts carries trailer wiring harnesses, connectors, adapters, and brake control components designed for trucks, SUVs, and towing applications.

Pair your wiring system with a compatible trailer hitch and ball mount to complete your towing setup.

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517 products

RV Designer

Trailer Wiring and Electronics

P409 RV Designer Trailer Wiring Connector Adapter 4 Way Plug

Regular price $15.95
Sale price Regular price $15.95

RV Designer

Trailer Wiring and Electronics

P707 RV Designer Trailer Wiring Connector Adapter 7 Way RV Socket

Regular price $15.95
Sale price Regular price $15.95

RV Designer

Trailer Wiring and Electronics

P604 RV Designer Trailer Wiring Connector Adapter 6 Way Plug

Regular price $11.95
Sale price Regular price $11.95

Roadmaster

Trailer Wiring Connector Adapter

146-7 Roadmaster Trailer Wiring Connector Extension Fits 6 To 7 Wire

Regular price $102.95
Sale price Regular price $102.95

Pollak

Trailer Wiring Connector Adapter

12-718 Pollak Trailer Wiring Connector Adapter 7 Way Round To 5 Way

Regular price $11.95
Sale price Regular price $11.95

Pollak

Trailer Wiring Connector Adapter

12-716 Pollak Trailer Wiring Connector Adapter 7 Way Round RV To 4

Regular price $8.95
Sale price Regular price $8.95

Hoppy

Trailer Wiring Connector Adapter

47405 Hopkins MFG Trailer Wiring Connector Adapter 7 Pole Round To 4

Regular price $14.95
Sale price Regular price $14.95

Hoppy

Trailer Wiring Connector Adapter

47515 Hopkins MFG Trailer Wiring Connector Adapter 4 Wire Flat To 5

Regular price
Sale price $11.10 Regular price $12.77