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.

1956 Chevy Bel Air Clock Harness

Clock Harness for your 1956 Chevy Bel Air.

1957 Chevy Bel Air Clock Harness

Clock Harness for your 1957 Chevy Bel Air.

1955-1957 Chevy Bel Air Compass Light Lead Wire

Compass Light Lead Wire for your 1955-1957 Chevy Bel Air.

1955-1956 Chevy Bel Air Courtesy Light Harness

under dash courtesy lights, (includes courtesy light mounting brackets)

1955-1957 Chevy Bel Air Courtesy Light Mounting Bracket

under dash courtesy lights, (2 required per car)

(835 Total Products)