American Autowire Classic Update Wiring Harness — Fits 1970-1972 GM A-Body Chevelle

SKU: BHZD_510105
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About American Autowire American Autowire engineers high-quality automotive parts and ...Read More

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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About American Autowire

American Autowire engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full American Autowire lineup with fast shipping and expert fitment support — order with confidence.

Electrify Your Muscle Car: American Autowire Classic Update Wiring Harness for 1970-1972 GM A-Body

Unleash the full potential of your 1970-1972 GM A-Body with the American Autowire Classic Update Wiring Harness. This meticulously engineered, complete wiring kit is the definitive solution for restoring and upgrading the electrical system in your Chevelle, GTO, 442, or other A-Body platform, ensuring modern reliability and performance for your classic muscle car.

Perfect Fitment for Iconic GM A-Bodies

Designed specifically for the 1970-1972 GM A-Body chassis, this Classic Update harness offers a plug-and-play experience, eliminating the guesswork associated with universal kits. It provides all the necessary circuits to replace your original wiring while incorporating additional provisions for popular upgrades such as power accessories, modern gauges, and high-output audio systems, all without compromising the vehicle's authentic aesthetic.

  • Direct Fitment: Tailored for 1970-1972 GM A-Body vehicles (Chevelle, GTO, 442, etc.).
  • Comprehensive Rewire: Replaces entire factory electrical system.
  • Modern Accessory Support: Includes circuits for contemporary upgrades.
  • Enhanced Safety & Performance: New wiring eliminates common electrical faults.
  • OEM-Style Connectors: Ensures seamless integration with existing components.

Built for the Demands of High-Performance Classics

American Autowire's Classic Update series is synonymous with quality and precision. This harness is constructed from premium materials, guaranteeing exceptional durability and resistance to the harsh automotive environment. Restore crisp lighting, accurate gauges, and dependable starts, giving your A-Body the reliable electrical heart it deserves for years of exhilarating drives. Trust GGCRACING.COM for all your classic muscle car wiring needs.

Product Details

Product Description
Part Numbers
Sizing & Fit

About American Autowire

American Autowire engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full American Autowire lineup with fast shipping and expert fitment support — order with confidence.

Electrify Your Muscle Car: American Autowire Classic Update Wiring Harness for 1970-1972 GM A-Body

Unleash the full potential of your 1970-1972 GM A-Body with the American Autowire Classic Update Wiring Harness. This meticulously engineered, complete wiring kit is the definitive solution for restoring and upgrading the electrical system in your Chevelle, GTO, 442, or other A-Body platform, ensuring modern reliability and performance for your classic muscle car.

Perfect Fitment for Iconic GM A-Bodies

Designed specifically for the 1970-1972 GM A-Body chassis, this Classic Update harness offers a plug-and-play experience, eliminating the guesswork associated with universal kits. It provides all the necessary circuits to replace your original wiring while incorporating additional provisions for popular upgrades such as power accessories, modern gauges, and high-output audio systems, all without compromising the vehicle's authentic aesthetic.

  • Direct Fitment: Tailored for 1970-1972 GM A-Body vehicles (Chevelle, GTO, 442, etc.).
  • Comprehensive Rewire: Replaces entire factory electrical system.
  • Modern Accessory Support: Includes circuits for contemporary upgrades.
  • Enhanced Safety & Performance: New wiring eliminates common electrical faults.
  • OEM-Style Connectors: Ensures seamless integration with existing components.

Built for the Demands of High-Performance Classics

American Autowire's Classic Update series is synonymous with quality and precision. This harness is constructed from premium materials, guaranteeing exceptional durability and resistance to the harsh automotive environment. Restore crisp lighting, accurate gauges, and dependable starts, giving your A-Body the reliable electrical heart it deserves for years of exhilarating drives. Trust GGCRACING.COM for all your classic muscle car wiring needs.

Product Details

Product Description

About American Autowire

American Autowire engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full American Autowire lineup with fast shipping and expert fitment support — order with confidence.

Electrify Your Muscle Car: American Autowire Classic Update Wiring Harness for 1970-1972 GM A-Body

Unleash the full potential of your 1970-1972 GM A-Body with the American Autowire Classic Update Wiring Harness. This meticulously engineered, complete wiring kit is the definitive solution for restoring and upgrading the electrical system in your Chevelle, GTO, 442, or other A-Body platform, ensuring modern reliability and performance for your classic muscle car.

Perfect Fitment for Iconic GM A-Bodies

Designed specifically for the 1970-1972 GM A-Body chassis, this Classic Update harness offers a plug-and-play experience, eliminating the guesswork associated with universal kits. It provides all the necessary circuits to replace your original wiring while incorporating additional provisions for popular upgrades such as power accessories, modern gauges, and high-output audio systems, all without compromising the vehicle's authentic aesthetic.

  • Direct Fitment: Tailored for 1970-1972 GM A-Body vehicles (Chevelle, GTO, 442, etc.).
  • Comprehensive Rewire: Replaces entire factory electrical system.
  • Modern Accessory Support: Includes circuits for contemporary upgrades.
  • Enhanced Safety & Performance: New wiring eliminates common electrical faults.
  • OEM-Style Connectors: Ensures seamless integration with existing components.

Built for the Demands of High-Performance Classics

American Autowire's Classic Update series is synonymous with quality and precision. This harness is constructed from premium materials, guaranteeing exceptional durability and resistance to the harsh automotive environment. Restore crisp lighting, accurate gauges, and dependable starts, giving your A-Body the reliable electrical heart it deserves for years of exhilarating drives. Trust GGCRACING.COM for all your classic muscle car wiring needs.

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