The Best 7 pin trailer wiring extension of 2021 – Top 10 and Rankings

If you’re looking for 7 pin trailer wiring extension but don’t know which one is the best, we recommend the first out of 10 7 pin trailer wiring extension in this article. Check out how we decide after hours of researching and comparing dozens of items on the market.

Rank No. #1
ONLINE LED STORE 3ft 7-Way Trailer Plug Wiring Harness [7-Pin Trailer Cord Extension Wire Cable] [Gooseneck Hitch Extender] [Plug-N-Play] [10-14AWG] 7 Prong Trailer Tow Wiring Connector for RV
  • IDEAL FOR FIFTH WHEEL AND GOOSENECK TRAILERS - Install the extension in your truck bed and plug into your existing bumper hitch without rewiring your trailer, RV, or truck for fifth-wheel and gooseneck trailers; simply unplug to tow your other lightweight trailers.
  • PLUG-N-PLAY VERSATILITY - Extra secure double-prong terminals makes this cable an excellent plug-n-play extension for your existing trailer harness without permanent installation.
  • LIFE PROOF - Commercial grade durable PVC sheathing is waterproof and corrosion resistant for years of reliable service.
  • SAFE AND SECURE CONNECTION - No more dangerous flickering lights or malfunctioning equipment. Heavy duty, double prong, nickel plated, copper terminals ensure a solid connection every time.
  • EASY TO USE - The plug end features finger lugs for easy removal. The spring-loaded cap on the socket end firmly grips the trailer plug. Bumpy roads? No problem.
Rank No. #2
Leisure Cords 7-Way Trailer Extension Cord Wire 4 Ft - 7 Pin Connector Plug for RV Trailer, Caravan, 5th Wheel to Truck or Van - Heavy Duty & Weatherproof (4-Feet)
  • Leisure Cords 4 Foot 7-Way Trailer Extension Cord - Wire Gauges: (2)10AWG, (1) 12AWG, (4) 14AWG cables - Double Prong male plug
  • HOOK UP YOUR TRAILER TO YOUR TRUCK This Leisure Cords 7-way extension cord connects tail, brake and reverse lights, as well as turn signals, brakes and auxiliary power from a trailer, boat trailer, caravan, fifth wheel or similar to a pickup truck, van or car with the appropriate fitting.
  • Easily extend your 7-way travel trailer cord with this extension cord
  • MAKE HITCHING UP EASY connecting your trailer to your truck can be tricky as some trailers have a short cable. This Lavolta extension is designed to be robust and discreet, providing an easy solution for cables that are too short to meet and making hitching up simple
  • EXTEND TRAILER HITCH CABLE BY 4FT Connect your trailer to your truck even while using a hitch extender. If you regularly use a hitch mounted bike rack or another hitch extender while towing, this Lavolta extension cord will let you bridge the gap between your standard cable and your car or truck. MAKE HITCHING UP EASY connecting your trailer to your truck can be tricky as some trailers have a short cable. This Leisure Cords extension is designed to be robust and discreet, providin
SaleRank No. #3
CURT 56070 7-Foot Vehicle-Side Truck Bed 7-Pin Trailer Wiring Harness Extension, Select Chevrolet, Dodge, Ford, GMC, Nissan, Ram, Toyota
  • TRUCK BED EXTENSION. This trailer wiring harness is designed to be an extension of the existing tow wiring of your truck. It retains use of the rear 7-way RV blade socket, while adding an additional 7-way socket in the truck bed
  • EASY TO INSTALL. No wire cutting! No splicing! This trailer wire extension plugs into existing factory wiring on your truck and has a 7-foot harness for flexible positioning in the truck bed (2-1/8-inch hole saw required for installation)
  • HEAVY-DUTY CONNECTOR. The 7-pin trailer wire extension can be used to connect trailer taillights, brake lights, reverse lights, turn signals, electric trailer brakes and an auxiliary power wire
  • DURABLE CONSTRUCTION. For long-lasting use and a reliable connection, the housing of the 7-pin truck wiring socket is made from durable molded black plastic and has a spring-loaded dust cover to protect the connection points
  • VEHICLE-SPECIFIC. This vehicle-trailer wiring extension harness is designed for select models of Chevrolet, Dodge, Ford, GMC, Nissan, Ram and Toyota vehicles, ensuring the easiest possible installation
Rank No. #4
Leisure Cords 7-Way Trailer Extension Cord Wire 6 Ft - 7 Pin Connector Plug for RV Trailer, Caravan, 5th Wheel to Truck or Van - Heavy Duty & Weatherproof (6-Feet)
  • Leisure Cords 6 foot 7-Way Trailer Extension Cord - Wire Gauges: (2)10AWG, (1) 12AWG, (4) 14AWG cables - Double Prong male plug
  • HOOK UP YOUR TRAILER TO YOUR TRUCK This Leisure Cords 7-way extension cord connects tail, brake and reverse lights, as well as turn signals, brakes and auxiliary power from a trailer, boat trailer, caravan, fifth wheel or similar to a pickup truck, van or car with the appropriate fitting.
  • Easily extend your 7-way travel trailer cord with this extension cord
  • MAKE HITCHING UP EASY connecting your trailer to your truck can be tricky as some trailers have a short cable. This Lavolta extension is designed to be robust and discreet, providing an easy solution for cables that are too short to meet and making hitching up simple
  • EXTEND TRAILER HITCH CABLE BY 6FT Connect your trailer to your truck even while using a hitch extender. If you regularly use a hitch mounted bike rack or another hitch extender while towing, this Lavolta extension cord will let you bridge the gap between your standard cable and your car or truck. MAKE HITCHING UP EASY connecting your trailer to your truck can be tricky as some trailers have a short cable. This Leisure Cords extension is designed to be robust and discreet, providin
Rank No. #5
MICTUNING 7 Way Trailer Plug Socket Extension Cable - 7 Blade Trailer Wiring Connector Cord Wire 3ft 10-14 AWG
  • Perfect Length - With a perfect length of 3ft, it's easy to solve the problem of the trailer line is too short on the journey, easy to connect your trailer to your car
  • Easy to Install - Plug and use, no need to rewiring your trailer, install the trailer extension cable on your truck bed and insert the existing bumper hook, it is very convenient
  • Excellent Electrical Conductivity - The socket with copper pin contacts, and the wire made of multi-strand copper core, anticorrosive and anti-rust, the electrical conductivity reaches the extreme, very durable
  • Better Shell Protection - PVC outer material, precise structure, wear-resistance, and damage, effectively extending the service life of the wire
  • Wide Application - Suitable for all types of vehicles, including trailers, RVs, cars, boats, etc
Rank No. #6
CURT 57008 7-Foot Vehicle-Side Truck Bed 7-Pin Trailer Wiring Harness Extension, Select Ford F-150, F-250, F-350 Super Duty
  • TRUCK BED EXTENSION. This trailer wiring harness is designed to be an extension of the existing tow wiring of your truck. It retains use of the rear 7-way RV blade socket, while adding an additional 7-way socket in the truck bed
  • EASY TO INSTALL. No wire cutting! No splicing! This trailer wire extension plugs into existing factory wiring on your truck and has a 7-foot harness for flexible positioning in the truck bed (2-1/8-inch hole saw required for installation)
  • HEAVY-DUTY CONNECTOR. The 7-pin trailer wire extension can be used to connect trailer taillights, brake lights, reverse lights, turn signals, electric trailer brakes and an auxiliary power wire
  • DURABLE CONSTRUCTION. For long-lasting use and a reliable connection, the housing of the 7-pin truck wiring socket is made from durable molded black plastic and has a spring-loaded dust cover to protect the connection points
  • VEHICLE-SPECIFIC. This vehicle-trailer wiring extension harness is designed for select models of the Ford F-150, F-250 Super Duty and F-350 Super Duty, ensuring the easiest possible installation. This kit also includes neoprene well nuts
Rank No. #7
Leisure Cords 7-Way Trailer Extension Cord Wire 8 Ft - 7 Pin Connector Plug for RV Trailer, Caravan, 5th Wheel to Truck or Van - Heavy Duty & Weatherproof (8-Feet)
  • Leisure Cords 8 Ft 7-Way Trailer Extension Cord - Wire Gauges: (2)10AWG, (1) 12AWG, (4) 14AWG cables - Double Prong male plug
  • HOOK UP YOUR TRAILER TO YOUR TRUCK This Leisure Cords 7-way extension cord connects tail, brake and reverse lights, as well as turn signals, brakes and auxiliary power from a trailer, boat trailer, caravan, fifth wheel or similar to a pickup truck, van or car with the appropriate fitting.
  • Easily extend your 7-way travel trailer cord with this extension cord
  • MAKE HITCHING UP EASY connecting your trailer to your truck can be tricky as some trailers have a short cable. This Lavolta extension is designed to be robust and discreet, providing an easy solution for cables that are too short to meet and making hitching up simple
  • EXTEND TRAILER HITCH CABLE BY 8FT Connect your trailer to your truck even while using a hitch extender. If you regularly use a hitch mounted bike rack or another hitch extender while towing, this Lavolta extension cord will let you bridge the gap between your standard cable and your car or truck. MAKE HITCHING UP EASY connecting your trailer to your truck can be tricky as some trailers have a short cable. This Leisure Cord extension is designed to be robust and discreet, providin
Rank No. #8
CURT 56072 7-Foot Vehicle-Side Truck Bed 7-Pin Trailer Wiring Harness Extension & Cover, Select Chevrolet, GMC
  • TRUCK BED EXTENSION. This trailer wiring harness is designed to be an extension of the existing tow wiring of your truck. It retains use of the rear 7-way RV blade socket, while adding an additional 7-way socket in the truck bed
  • EASY TO INSTALL. No wire cutting! No splicing! This trailer wire extension plugs into existing factory wiring on your Chevy or GMC truck and has a 7-foot harness for flexible positioning in the truck bed (truck-specific application)
  • HEAVY-DUTY CONNECTOR. The 7-pin trailer wire extension can be used to connect trailer taillights, brake lights, reverse lights, turn signals, electric trailer brakes and an auxiliary power wire
  • FACTORY LOOK. This kit comes with an adapter cover to fit the factory GMC and Chevrolet truck bed connector opening for an original equipment look, covering unsightly gaps
  • VEHICLE-SPECIFIC. This vehicle-trailer wiring extension harness and cover are designed for select models of Chevrolet and GMC vehicles, ensuring the easiest possible installation
Rank No. #9
CURT 56080 7-Foot Vehicle-Side Truck Bed 7-Pin Trailer Wiring Harness Extension
  • TRUCK BED EXTENSION. This trailer wiring harness is designed to be an extension of the existing tow wiring of your truck, plugging into a 7-way RV blade socket for connecting 5th wheel wiring or gooseneck wiring
  • EASY TO INSTALL. No wire cutting! No splicing! This trailer wire extension plugs into an existing 7-way wiring socket on your truck and has a 7-foot harness for flexible positioning in the truck bed (2-1/8-inch hole saw required for installation)
  • HEAVY-DUTY CONNECTOR. The 7-pin trailer wire extension can be used to connect trailer taillights, brake lights, reverse lights, turn signals, electric trailer brakes and an auxiliary power wire
  • DURABLE CONSTRUCTION. For long-lasting use and a reliable connection, the housing of the 7-pin truck wiring socket is made from durable molded black plastic and has a spring-loaded dust cover to protect the connection points
  • UNIVERSAL. This vehicle-trailer wiring extension harness is designed to fit any truck with a 7-pin wiring connector
Rank No. #10
CARROFIX 7-Way Trailer Extension Cord Wire 7-Blade Trailer Wiring Connector Socket for RV, Truck, Caravan, 5th Wheel or Gooseneck - Heavy Duty and Unique Waterproof Design
  • ▶ 3-FT LONG EXTENSION CORD plugs into your existing 7-way, RV-style connector to route functionality from the rear of your vehicle to your truck bed for quick, easy hook-up of your 5th-wheel or gooseneck trailer wiring
  • ▶ DETACHABLE WATERPROOF TECHNOLOGY on the 7-way socket end is different from others on the market, heavy duty and more durable, no worry about the rain and other bad weather problems make internal components rust, for better protection
  • ▶ HEAVY DUTY PVC outer material, well waterproof and corrosion resistant, and effectively extending the service life of the wire. Extra secure double-prong copper terminals make this cable an excellent condition
  • ▶ DESIGNED FOR USE with this 3-foot long receiver extension, one end of this no-splice wiring harness plugs into your truck's 7-way blade trailer connector, the other end runs back to clear your bed-mounted camper
  • ▶ BUY WITH CONFIDENCE! We highly value customer experience and satisfaction. You are welcome to actively share your opinions for this NEWLY RELEASED trailer cable cord. Lifetime warranty, if you aren't 100% satisfied for any reason, get your money back - CARROFIX TEAM

How Do You Buy The Best 7 pin trailer wiring extension of 2021?

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We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for 7 pin trailer wiring extension that you consider buying. Your questions might include the following:

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We’re convinced that you likely have far more questions than just these regarding 7 pin trailer wiring extension, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for 7 pin trailer wiring extension, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible 7 pin trailer wiring extension. Make sure that you are only using trustworthy and credible websites and sources.

We provide an 7 pin trailer wiring extension buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available 7 pin trailer wiring extension currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of 7 pin trailer wiring extension has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features:What bells and whistles matter for an 7 pin trailer wiring extension?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your 7 pin trailer wiring extension.
  5. Customer Ratings: Number ratings grade 7 pin trailer wiring extension objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 7 pin trailer wiring extension.
  7. Product Quality: You don’t always get what you pay for with an 7 pin trailer wiring extension, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an 7 pin trailer wiring extension is should be an indication of how long it will work out for you.

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