1. Car Audio/Video Wire Harnesses Offered
  2. sku: 3966938602972853
  3. ELECTRONIC BC-9720

ELECTRONIC CORP BC-9720 Rear Backbone Speaker Extension 744110032215 Harness

Bc-9720 Electronic Corp 744110032215 Backbone Rear Speaker Extension Harness

( Brand: Electronic Corp ), ( Part Type: Speaker ), ( Wire Diameter: 0.04 Inches ), ( Material: Polyvinyl Chloride ), ( Item Dimensions L X W X H: 11 X 5 X 1.75 Inches ), ( UPC: 744110032215 )

Review ELECTRONIC CORP Backbone Rear Speaker Extension Harness

The BC-9720 Backbone Rear Speaker Extension Harness by Metra Electronics is an essential upgrade for any vehicle audio system that requires additional speaker wiring length. This harness is specifically designed for select 1994-2007 Ford, Lincoln, and Mercury vehicles with factory rear speakers.

This Metra BC-9720 harness is engineered to provide a reliable and secure connection between the factory speaker wires and your aftermarket rear speakers. Each harness comes with four 16-gauge speaker wires, which are heavy enough to carry the current and maintain a clear signal for optimal sound quality. The wires are also color-coded for easy identification and installation.

The BC-9720 Backbone Rear Speaker Extension Harness features a backbone design, which allows you to route the wires along the vehicle's existing wiring harness, minimizing the need for drilling new holes or running wires through the interior of the vehicle. This design also makes the installation process easier and less time-consuming.

Metra Electronics is known for its commitment to quality and durability. The BC-9720 harness is no exception. It is built with high-quality materials and features a tough, flexible design that can withstand the rigors of daily use. The connectors are securely fastened and sealed against moisture and corrosion, ensuring a long-lasting and reliable connection.

In summary, the BC-9720 Backbone Rear Speaker Extension Harness by Metra Electronics is an excellent choice for anyone looking to upgrade their vehicle's audio system with aftermarket rear speakers. Its heavy-duty construction, backbone design, and easy installation make it a popular choice among car audio enthusiasts. With its reliable connections and color-coded wires, you can be confident that your speakers will receive the power and signal they need to deliver crystal-clear sound.

Pros and Cons of Buying a Backbone Rear Speaker Extension Harness BC-9720 (744110032215)

The Backbone Rear Speaker Extension Harness BC-9720 (744110032215) is a popular accessory for those looking to extend the rear speaker connection in their vehicles. Here are some potential advantages and disadvantages of investing in this product.

Pros:

1. Easy installation: The BC-9720 is designed for straightforward installation, typically taking less than an hour to set up, even for those with limited experience.

2. Improved sound quality: By extending the rear speaker connections, you can ensure that the sound from your car's speakers is balanced and consistent. This can lead to an overall improvement in sound quality.

3. Compatibility: This harness is compatible with a wide range of vehicle makes and models, making it a versatile option for many car owners.

4. Durable construction: The BC-9720 is built to last, with high-quality materials and robust connectors. This ensures that the harness can withstand the rigors of regular use.

Cons:

1. Cost: While the BC-9720 is a relatively affordable accessory, some car owners may feel that the price is still too high for what is essentially an extension cord.

2. Limited customization: The BC-9720 is designed as a universal solution, meaning that there are no options for customizing the length or color of the harness.

3. Potential for interference: Depending on the specific wiring setup of your vehicle, there's a chance that the BC-9720 could experience interference, leading to a degradation in sound quality.

Conclusion:

The Backbone Rear Speaker Extension Harness BC-9720 (744110032215) offers several benefits for car owners, including easy installation, improved sound quality, and compatibility with various vehicle makes and models. However, it also comes with some drawbacks, such as cost, limited customization, and potential interference. Ultimately, whether or not the BC-9720 is a worthwhile investment depends on your individual needs and preferences. If you're looking for a simple, effective way to extend your rear speaker connections and enhance your car's audio system, this harness could be a solid choice. However, if you require more customization options or are concerned about potential interference, you may want to explore other alternatives.

Recommendation:

For those seeking a reliable, easy-to-install solution for extending their rear speaker connections, the Backbone Rear Speaker Extension Harness BC-9720 (744110032215) is a strong contender. Its compatibility with various vehicle makes and models, as well as its durable construction, make it an attractive option for many car owners. However, it's essential to weigh the pros and cons carefully and consider your specific needs before making a purchase. If you're uncertain about the installation process or have concerns about potential interference, it may be a good idea to consult with a professional or seek advice from fellow car enthusiasts.

Details:

Backbone Rear Speaker Extension Harness BC-9720.

part #: 744110032215 prices

  • $60.60-$70.99

specifications wirewham:

  • brand: Electronic Corp
  • part type: Speaker
  • wire diameter: 0.04 Inches
  • material: Polyvinyl Chloride
  • item dimensions l x w x h: 11 X 5 X 1.75 Inches
  • upc: 744110032215

shipping wirewham:

  • class: Standard
  • cost: $0.00
  • service: Standard
  • type: Fixed
  • transit: 5-11 Days

returns wirewham:

  • method: Money back
  • time: 30 Days
  • paid by: Seller
  • policy: Returns Accepted

general wirewham:

  • Vehicle Electronics GPS > Car Audio Video Installation > Wire Harnesses
  • condition: New

offer wirewham:

  • sold: 0
  • options: Ship-to-home
  • started: March 3, 2026
  • availability: In Stock
  • quantity: 1

payments wirewham:

  • wallet: Paypal
  • credit card: Diners-club
  • other

seller wirewham:

  • rating: 99.2%
  • city: Basking Ridge, New Jersey
  • # reviews: 240
part type: speaker, wire diameter: 0.04 inches, item dimensions l x w x h: 11 x 5 x 1.75 inches,
category: electronics > vehicle electronics gps > car audio video installation > wire harnesses, material: polyvinyl chloride, sku: 3966938602972853,

Electronic Corp BC-9720 Is Similar To:

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5 offers $60.60–$70.99 USD
  • Offer #1: $70.99 price + $0.00 shipping estimate = $70.99* total. 4-pin backbone harness for adding rear speakers, 18GA OFC wires with OE connectors, Works with BC-9721 splitter 4-pin backbone harness for adding rear speakers.FREE SHIPPING
  • Offer #2: $65.65 price + $0.00 shipping estimate = $65.65* total. Cable Type Automotive Speaker Wiring.FREE SHIPPING
  • Offer #3: $60.60 price + $0.00 shipping estimate = $60.60* total.FREE SHIPPING
  • Offer #4: $432.99 price + $0.00 shipping estimate = $432.99* total. 6X9" SPEAKERS WITH ADAPTERS: JVC CS-DR693 drvn DR Series 6x9" 3-way car speakers feature a horn ring sound enhancer, which improves mid-high frequency sound character, full cover grill design protects the woofer and tweeter in open installations, Lightweight PP + Mica Cone Material provides highly responsive, clear and undistorted sound. 2x JVC CS-DR621 drvn DR Series 6.5" 300W Max 2-Way Speakers, 2x 6x9" 500W Max 3-Way Speakers w/Adapters, 4 Channel 400 Watt Amplifier w/Wiring Kit + 12V Amp Booster Kit, DSP Harness, Speaker Wire.FREE SHIPPING
  • Offer #5: $370.99 price + $0.00 shipping estimate = $370.99* total. 300W Peak Power Handling. 2x JVC CS-DR621 drvn DR Series 6.5" 300 Watt Max Power 2-Way Coaxial Speakers, 4-Channel Class D 450W Max Amplifier w/8 Gauge Wiring Kit + 12V Signal Reception Booster Kit, DSP Harness, Speaker Wire.FREE SHIPPING

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