Skip to content
Cart

📲 Call or Text Us — real humans, fast replies

Score Free Shipping on Orders $99.99+

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.

Compare (0/5)

517 products

RV Designer

RV and Camper

P716 RV Designer Trailer Wiring Connector Adapter 7 Way RV To 4 Way

Regular price
Sale price $14.75 Regular price $19.80

RV Designer

RV and Camper

P729 RV Designer Trailer Wiring Connector Adapter 7 Way RV To 6 Way

Regular price $16.95
Sale price Regular price $16.95

RV Designer

RV and Camper

P700 RV Designer Trailer Wiring Connector Adapter 7 Way Heavy Duty

Regular price $17.95
Sale price Regular price $17.95

RV Designer

RV and Camper

P404 RV Designer Trailer Wiring Connector Adapter 4 Way Socket

Regular price $18.95
Sale price Regular price $18.95

RV Designer

RV and Camper

P402 RV Designer Trailer Wiring Connector Adapter 4 Way Plug

Regular price $12.95
Sale price Regular price $10.99

RV Designer

RV and Camper

P703 RV Designer Trailer Wiring Connector Adapter 7 Way RV Socket

Regular price $15.95
Sale price Regular price $15.95

RV Designer

RV and Camper

P711 RV Designer Trailer Wiring Connector Mounting Bracket For Use

Regular price $17.95
Sale price Regular price $17.95

RV Designer

RV and Camper

P123 RV Designer Trailer Wiring Connector Adapter 4 Way Flat To 7 Way

Regular price $33.89
Sale price Regular price $30.69

RV Designer

RV and Camper

P410 RV Designer Trailer Wiring Connector Adapter 4 Way Socket

Regular price $9.95
Sale price Regular price $8.26

Reese

Wiring Components

78117 Reese Trailer Wiring Connector Adapter 7-Way Flat to 4 Pin

Regular price $40.33
Sale price Regular price $40.33

Pollak

RV and Camper

12-729 Pollak Trailer Wiring Connector Adapter 7 Pole Round To 6 Pole

Regular price $7.16
Sale price Regular price $7.01

Pollak

RV and Camper

12-723E Pollak Trailer Wiring Connector Adapter 4 Way Flat To 7 Way

Regular price $28.95
Sale price Regular price $28.95

Peterson

Trailer Wiring and Electronics

V25911 Peterson Mfg. Trailer Light Stop/ Turn/ Tail Light

Regular price $22.95
Sale price Regular price $22.95

Peterson

Trailer Wiring and Electronics

V25914 Peterson Mfg. Trailer Light Stop/ Turn/ Tail Light

Regular price $21.95
Sale price Regular price $21.95

Pollak

RV and Camper

11-771 Pollak Trailer Wiring Connector Mounting Bracket For Use With

Regular price $3.95
Sale price Regular price $3.95

Peterson Mfg

Trailer Wiring and Electronics

V826KR-7 Peterson Mfg. Trailer Light Stop And Turn Light

Regular price $21.95
Sale price Regular price $21.95

Peterson

Trailer Wiring and Electronics

V25913 Peterson Mfg. Trailer Light Stop/ Turn/ Tail Light

Regular price $22.95
Sale price Regular price $22.95

Peterson

Trailer Wiring and Electronics

V856L Peterson Mfg. Trailer Light Stop/ Turn/ Tail/ License Light

Regular price $45.95
Sale price Regular price $45.95

Peterson

Trailer Wiring and Electronics

V452L Peterson Mfg. Trailer Light Stop/ Turn/ Tail/ Rear Clearance/

Regular price $22.95
Sale price Regular price $22.95

Peterson Mfg

Trailer Wiring and Electronics

V821KR-7 Peterson Mfg. Trailer Light Stop/ Turn/ Tail Light

Regular price $21.95
Sale price Regular price $21.95