Chevrolet Bel Air Wiring Harnesses & Electrical - OEM-Fit Harnesses & Components

Restore your Chevrolet Bel Air’s electrical system with precision-engineered wiring harnesses and electrical components designed specifically for your vehicle. Each harness is manufactured to match the original routing, connectors, and circuits of your Chevrolet Bel Air—restoring the wiring behind the dash, under the hood, and through the body to factory-correct, or factory-improved, condition.

Our Chevrolet Bel Air electrical lineup includes complete wiring harness sets, battery cables and ground straps, switches, electrical devices, and update/conversion products such as alternator upgrades and electronic ignition conversions. Every component is manufactured and tested to deliver dependable, factory-correct performance, and is organized by your vehicle’s exact year to ensure the harness or component you order is the one built for your Chevrolet Bel Air—not a close approximation.

Use the Vehicle Selector above to find the correct wiring or electrical component for your Chevrolet Bel Air, or browse below to explore available options. Whether you’re chasing judging points with a numbers-matching restoration or simply getting your Chevrolet Bel Air running right, Factory Interiors makes it easy to restore your electrical system with wiring products proudly made in the USA.

1955-1956 Chevy Bel Air Classic Update Series Wiring Harness System

Manufactured specifically for 1955-56 models. Designed with the foresight, engineering, and flexibility to bring your electrical system up to date. Choose the routing of the wiring to fit your needs and accommodate all of the most popular custom/aftermarket and reproduction/original accessories available!!!! Includes many of the vehicle's basic electrical devices and detailed instructions!!!!

$919.0
• SALE $918.95
Select Color/Material Options  
1955-1956 Chevy Bel Air Classic Update Series Wiring Harness System
1955-1957 Chevy Bel Air Classic Update Series Wiring Harness Back-Up Light Kit

Add safety and style to your dream machine. Use this kit along with your Classic Update Series Wiring Harness System. Contains lamp sockets, bulb contacts, weatherseal boots, and mounting plates. Everything necessary to add this safety related and desirable option.

1955-1957 Chevy Bel Air Classic Update Series Wiring Harness Convertible Top Power Kit

Building a slick drop-top? Use this kit along with your Classic Update Series Wiring Harness System. Contains the wiring, terminals, and connectors that allow for the use of an original or replacement power top switch and motor!

1955-1957 Chevy Bel Air Classic Update Series 175 Amp Mega-Fuse

for use only with our RestoMod Series wiring system, should your Mega-Fuse become damaged or in need of replacement. NOTE: 2 of these Mega-Fuses are already included with our Classic Update Series wiring system.

1957 Chevy Bel Air Classic Update Series Wiring Harness System

Manufactured specifically for 1957 models. Designed with the foresight, engineering, and flexibility to bring your electrical system up to date. Choose the routing of the wiring to fit your needs and accommodate all of the most popular custom/aftermarket and reproduction/original accessories available!!!! Includes many of the vehicle's basic electrical devices and detailed instructions!!!!

$919.0
• SALE $918.95
Select Color/Material Options  
1957 Chevy Bel Air Classic Update Series Wiring Harness System

(835 Total Products)