QA1 GM Pro Front Coil-Over System - Single Adj. 10in 550lb Pigtail Aluminum — Fits 1967-1974 GM

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SKU: QAPGS401-10550A
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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 QA1

QA1 engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full QA1 lineup with fast shipping and expert fitment support — order with confidence.

QA1 GM Pro Front Coil-Over System - Single Adjustable

Maximize your classic GM vehicle's performance and handling with the QA1 GM Pro Front Coil-Over System. This system is designed for enthusiasts seeking aggressive performance and precise control. It offers comprehensive adjustability for ride height and damping, allowing you to fine-tune your suspension for demanding driving conditions, such as autocross or road racing. The single adjustable valving provides straightforward tuning for optimal results.

Key Features:

  • Adjustable Ride Height: The fully threaded shock body allows for precise ride height adjustments, crucial for achieving the ideal stance and optimizing weight distribution for superior handling and grip.
  • Single Adjustable Valving: Easily modify damping settings to suit your driving style and specific vehicle setup, ensuring enhanced control and responsiveness under load.
  • High-Travel Springs: Features American-made, lightweight, high-travel springs. Their design with fewer coils and a smaller wire diameter increases suspension travel, reduces unsprung weight, and improves the suspension's reaction time for better road feedback.
  • Durable Aluminum Construction: Constructed with lightweight yet robust aluminum components, ensuring long-lasting durability and contributing to overall vehicle weight reduction for improved performance.
  • Pigtail Spring Design: Includes a pigtail spring end for secure and reliable mounting, ensuring consistent performance.
  • Spring Rate: Equipped with a 550 lbs/in spring rate and a 10-inch free length, offering a significantly firmer setup for aggressive driving, reduced body roll, and improved stability.

Vehicle Fitment:

This QA1 Pro Coil System is designed to fit a variety of classic GM vehicles, including Chevrolet Camaro, Chevrolet Chevy II/Nova, Pontiac Firebird, and Pontiac Ventura models from 1967 through 1974. Please confirm specific fitment for your vehicle.

Achieve a substantial upgrade in your vehicle's handling capabilities and aggressive stance. Experience the precision engineering and quality that QA1 suspension components provide. Find this high-performance coil-over system and more performance parts at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1973-1974 Buick Apollo Base
1967-1969 Chevrolet Camaro Base
1967-1969 Chevrolet Camaro RS
1967-1969 Chevrolet Camaro SS
1967-1969 Chevrolet Camaro Z28
1968 Chevrolet Chevy II Nova
1969-1974 Chevrolet Nova Base
1973-1974 Chevrolet Nova Custom
1967 Pontiac Firebird 326
1967-1968 Pontiac Firebird HO
1967-1969 Pontiac Firebird 400
1967-1969 Pontiac Firebird Base
1967-1969 Pontiac Firebird Sprint
1968-1969 Pontiac Firebird 350
1969 Pontiac Firebird 350 HO
1969 Pontiac Firebird Trans Am
1973-1974 Pontiac Ventura Custom
1974 Pontiac Ventura GTO

Product Details

Product Description
Part Numbers
Sizing & Fit

About QA1

QA1 engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full QA1 lineup with fast shipping and expert fitment support — order with confidence.

QA1 GM Pro Front Coil-Over System - Single Adjustable

Maximize your classic GM vehicle's performance and handling with the QA1 GM Pro Front Coil-Over System. This system is designed for enthusiasts seeking aggressive performance and precise control. It offers comprehensive adjustability for ride height and damping, allowing you to fine-tune your suspension for demanding driving conditions, such as autocross or road racing. The single adjustable valving provides straightforward tuning for optimal results.

Key Features:

  • Adjustable Ride Height: The fully threaded shock body allows for precise ride height adjustments, crucial for achieving the ideal stance and optimizing weight distribution for superior handling and grip.
  • Single Adjustable Valving: Easily modify damping settings to suit your driving style and specific vehicle setup, ensuring enhanced control and responsiveness under load.
  • High-Travel Springs: Features American-made, lightweight, high-travel springs. Their design with fewer coils and a smaller wire diameter increases suspension travel, reduces unsprung weight, and improves the suspension's reaction time for better road feedback.
  • Durable Aluminum Construction: Constructed with lightweight yet robust aluminum components, ensuring long-lasting durability and contributing to overall vehicle weight reduction for improved performance.
  • Pigtail Spring Design: Includes a pigtail spring end for secure and reliable mounting, ensuring consistent performance.
  • Spring Rate: Equipped with a 550 lbs/in spring rate and a 10-inch free length, offering a significantly firmer setup for aggressive driving, reduced body roll, and improved stability.

Vehicle Fitment:

This QA1 Pro Coil System is designed to fit a variety of classic GM vehicles, including Chevrolet Camaro, Chevrolet Chevy II/Nova, Pontiac Firebird, and Pontiac Ventura models from 1967 through 1974. Please confirm specific fitment for your vehicle.

Achieve a substantial upgrade in your vehicle's handling capabilities and aggressive stance. Experience the precision engineering and quality that QA1 suspension components provide. Find this high-performance coil-over system and more performance parts at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1973-1974 Buick Apollo Base
1967-1969 Chevrolet Camaro Base
1967-1969 Chevrolet Camaro RS
1967-1969 Chevrolet Camaro SS
1967-1969 Chevrolet Camaro Z28
1968 Chevrolet Chevy II Nova
1969-1974 Chevrolet Nova Base
1973-1974 Chevrolet Nova Custom
1967 Pontiac Firebird 326
1967-1968 Pontiac Firebird HO
1967-1969 Pontiac Firebird 400
1967-1969 Pontiac Firebird Base
1967-1969 Pontiac Firebird Sprint
1968-1969 Pontiac Firebird 350
1969 Pontiac Firebird 350 HO
1969 Pontiac Firebird Trans Am
1973-1974 Pontiac Ventura Custom
1974 Pontiac Ventura GTO

Product Details

Product Description

About QA1

QA1 engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full QA1 lineup with fast shipping and expert fitment support — order with confidence.

QA1 GM Pro Front Coil-Over System - Single Adjustable

Maximize your classic GM vehicle's performance and handling with the QA1 GM Pro Front Coil-Over System. This system is designed for enthusiasts seeking aggressive performance and precise control. It offers comprehensive adjustability for ride height and damping, allowing you to fine-tune your suspension for demanding driving conditions, such as autocross or road racing. The single adjustable valving provides straightforward tuning for optimal results.

Key Features:

  • Adjustable Ride Height: The fully threaded shock body allows for precise ride height adjustments, crucial for achieving the ideal stance and optimizing weight distribution for superior handling and grip.
  • Single Adjustable Valving: Easily modify damping settings to suit your driving style and specific vehicle setup, ensuring enhanced control and responsiveness under load.
  • High-Travel Springs: Features American-made, lightweight, high-travel springs. Their design with fewer coils and a smaller wire diameter increases suspension travel, reduces unsprung weight, and improves the suspension's reaction time for better road feedback.
  • Durable Aluminum Construction: Constructed with lightweight yet robust aluminum components, ensuring long-lasting durability and contributing to overall vehicle weight reduction for improved performance.
  • Pigtail Spring Design: Includes a pigtail spring end for secure and reliable mounting, ensuring consistent performance.
  • Spring Rate: Equipped with a 550 lbs/in spring rate and a 10-inch free length, offering a significantly firmer setup for aggressive driving, reduced body roll, and improved stability.

Vehicle Fitment:

This QA1 Pro Coil System is designed to fit a variety of classic GM vehicles, including Chevrolet Camaro, Chevrolet Chevy II/Nova, Pontiac Firebird, and Pontiac Ventura models from 1967 through 1974. Please confirm specific fitment for your vehicle.

Achieve a substantial upgrade in your vehicle's handling capabilities and aggressive stance. Experience the precision engineering and quality that QA1 suspension components provide. Find this high-performance coil-over system and more performance parts at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1973-1974 Buick Apollo Base
1967-1969 Chevrolet Camaro Base
1967-1969 Chevrolet Camaro RS
1967-1969 Chevrolet Camaro SS
1967-1969 Chevrolet Camaro Z28
1968 Chevrolet Chevy II Nova
1969-1974 Chevrolet Nova Base
1973-1974 Chevrolet Nova Custom
1967 Pontiac Firebird 326
1967-1968 Pontiac Firebird HO
1967-1969 Pontiac Firebird 400
1967-1969 Pontiac Firebird Base
1967-1969 Pontiac Firebird Sprint
1968-1969 Pontiac Firebird 350
1969 Pontiac Firebird 350 HO
1969 Pontiac Firebird Trans Am
1973-1974 Pontiac Ventura Custom
1974 Pontiac Ventura GTO

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