Chevrolet Truck Wiring Harnesses & Electrical - OEM-Fit Harnesses & Components

Restore your Chevrolet Truck’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 Truck—restoring the wiring behind the dash, under the hood, and through the body to factory-correct, or factory-improved, condition.

Our Chevrolet Truck 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 Truck—not a close approximation.

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

1955 Chevy Truck Classic Update Series Wiring Harness System

1955 Chevy Truck Classic Update Series Wiring Harness System, built to original specification.

  • Choose your exact application from the options above
  • Each option lists the equipment and fitment it covers

$958.0
• SALE $957.95
Select Color/Material Options  
1955 Chevy Truck Classic Update Series Wiring Harness System
1955-1958 Chevy Truck Classic Update Series Wiring Harness Rear Body Accessory Kit

Cameo, Used with Classic Update Series Wiring Harness System 500481

1956-1959 Chevy Truck Classic Update Series Wiring Harness System

Manufactured specifically for 1955-59 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!!!!

$969.0
• SALE $968.95
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1956-1959 Chevy Truck Classic Update Series Wiring Harness System
1956 Chevy Truck Grommet Pass Thru

8 wire front light harness connection in firewall, Your 1956 Truck did not originally use connection and grommet system like this for this application. However, we have incorporated a connection system in the Classic Update Series Wiring Harness System that can utilize this grommet for a safe water tight seal at the firewall.

1960-1966 Chevy Truck Classic Update Series Wiring Harness System

Manufactured specifically for 1960-66 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!!!!

$1041.0
• SALE $1040.95
Select Color/Material Options  
1960-1966 Chevy Truck Classic Update Series Wiring Harness System

(607 Total Products)