QA1 67-73 Ford Mustang Front Pro Coil-Over System - Single Adj. - 10in x 450lb/in - Aluminum

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SKU: QAPMS402-10450C
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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.

Optimize Your 67-73 Mustang's Suspension with QA1 Pro Coil Systems (450lb Spring)

Upgrade your 1967-1973 Ford Mustang's handling capabilities with the QA1 Pro Coil System, featuring a 450 lb/in spring rate. This front coil-over system is engineered for enthusiasts who demand precise control over their vehicle's stance and damping characteristics. Achieve superior performance on the street or track by fine-tuning your suspension for optimal grip and responsiveness.

Performance-Focused Features:

  • Adjustable Ride Height: The fully threaded shock body allows for meticulous adjustment of your Mustang's ride height, enabling you to achieve the perfect stance and optimize weight distribution for improved cornering.
  • Single Adjustable Damping: Easily tune compression and rebound simultaneously with a single adjustment knob, allowing you to adapt your suspension settings to various driving conditions and personal preferences.
  • 450 lb/in Spring Rate: Provides a firmer spring rate suitable for performance applications, reducing body roll and enhancing stability during aggressive driving.
  • Lightweight Billet Aluminum Construction: High-quality billet aluminum ensures durability while minimizing unsprung weight, contributing to sharper handling and a more responsive feel.
  • High Travel Springs: Designed to complement the shocks, offering a balance of comfort and performance with excellent control.
  • Direct Bolt-In Installation: Engineered for a hassle-free installation process, ensuring compatibility with your classic Mustang without major modifications.
  • 100% Dyno Tested & Serialized: Each unit is rigorously tested and serialized to guarantee consistent quality and performance from the first use.
  • Serviceable and Rebuildable: Designed for longevity, allowing for maintenance and restoration of peak performance over the life of the product.

The QA1 Pro Coil System with a 450 lb/in spring is the ideal choice for Mustang owners looking to significantly enhance their vehicle's handling dynamics, stability, and overall driving experience. Dial in your setup for maximum performance and enjoy a more connected and confident ride.

Find the perfect suspension upgrade for your Mustang at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1964-1973 Ford Mustang Base
1965-1970 Ford Mustang Shelby GT-350
1967-1970 Ford Mustang Shelby GT-500
1968 Ford Mustang Shelby GT-500KR
1969-1970 Ford Mustang Boss 429
1969-1971 Ford Mustang Boss 302
1970-1973 Ford Mustang Grande
1970-1973 Ford Mustang Mach 1
1971-1972 Ford Mustang Boss 351

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.

Optimize Your 67-73 Mustang's Suspension with QA1 Pro Coil Systems (450lb Spring)

Upgrade your 1967-1973 Ford Mustang's handling capabilities with the QA1 Pro Coil System, featuring a 450 lb/in spring rate. This front coil-over system is engineered for enthusiasts who demand precise control over their vehicle's stance and damping characteristics. Achieve superior performance on the street or track by fine-tuning your suspension for optimal grip and responsiveness.

Performance-Focused Features:

  • Adjustable Ride Height: The fully threaded shock body allows for meticulous adjustment of your Mustang's ride height, enabling you to achieve the perfect stance and optimize weight distribution for improved cornering.
  • Single Adjustable Damping: Easily tune compression and rebound simultaneously with a single adjustment knob, allowing you to adapt your suspension settings to various driving conditions and personal preferences.
  • 450 lb/in Spring Rate: Provides a firmer spring rate suitable for performance applications, reducing body roll and enhancing stability during aggressive driving.
  • Lightweight Billet Aluminum Construction: High-quality billet aluminum ensures durability while minimizing unsprung weight, contributing to sharper handling and a more responsive feel.
  • High Travel Springs: Designed to complement the shocks, offering a balance of comfort and performance with excellent control.
  • Direct Bolt-In Installation: Engineered for a hassle-free installation process, ensuring compatibility with your classic Mustang without major modifications.
  • 100% Dyno Tested & Serialized: Each unit is rigorously tested and serialized to guarantee consistent quality and performance from the first use.
  • Serviceable and Rebuildable: Designed for longevity, allowing for maintenance and restoration of peak performance over the life of the product.

The QA1 Pro Coil System with a 450 lb/in spring is the ideal choice for Mustang owners looking to significantly enhance their vehicle's handling dynamics, stability, and overall driving experience. Dial in your setup for maximum performance and enjoy a more connected and confident ride.

Find the perfect suspension upgrade for your Mustang at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1964-1973 Ford Mustang Base
1965-1970 Ford Mustang Shelby GT-350
1967-1970 Ford Mustang Shelby GT-500
1968 Ford Mustang Shelby GT-500KR
1969-1970 Ford Mustang Boss 429
1969-1971 Ford Mustang Boss 302
1970-1973 Ford Mustang Grande
1970-1973 Ford Mustang Mach 1
1971-1972 Ford Mustang Boss 351

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.

Optimize Your 67-73 Mustang's Suspension with QA1 Pro Coil Systems (450lb Spring)

Upgrade your 1967-1973 Ford Mustang's handling capabilities with the QA1 Pro Coil System, featuring a 450 lb/in spring rate. This front coil-over system is engineered for enthusiasts who demand precise control over their vehicle's stance and damping characteristics. Achieve superior performance on the street or track by fine-tuning your suspension for optimal grip and responsiveness.

Performance-Focused Features:

  • Adjustable Ride Height: The fully threaded shock body allows for meticulous adjustment of your Mustang's ride height, enabling you to achieve the perfect stance and optimize weight distribution for improved cornering.
  • Single Adjustable Damping: Easily tune compression and rebound simultaneously with a single adjustment knob, allowing you to adapt your suspension settings to various driving conditions and personal preferences.
  • 450 lb/in Spring Rate: Provides a firmer spring rate suitable for performance applications, reducing body roll and enhancing stability during aggressive driving.
  • Lightweight Billet Aluminum Construction: High-quality billet aluminum ensures durability while minimizing unsprung weight, contributing to sharper handling and a more responsive feel.
  • High Travel Springs: Designed to complement the shocks, offering a balance of comfort and performance with excellent control.
  • Direct Bolt-In Installation: Engineered for a hassle-free installation process, ensuring compatibility with your classic Mustang without major modifications.
  • 100% Dyno Tested & Serialized: Each unit is rigorously tested and serialized to guarantee consistent quality and performance from the first use.
  • Serviceable and Rebuildable: Designed for longevity, allowing for maintenance and restoration of peak performance over the life of the product.

The QA1 Pro Coil System with a 450 lb/in spring is the ideal choice for Mustang owners looking to significantly enhance their vehicle's handling dynamics, stability, and overall driving experience. Dial in your setup for maximum performance and enjoy a more connected and confident ride.

Find the perfect suspension upgrade for your Mustang at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1964-1973 Ford Mustang Base
1965-1970 Ford Mustang Shelby GT-350
1967-1970 Ford Mustang Shelby GT-500
1968 Ford Mustang Shelby GT-500KR
1969-1970 Ford Mustang Boss 429
1969-1971 Ford Mustang Boss 302
1970-1973 Ford Mustang Grande
1970-1973 Ford Mustang Mach 1
1971-1972 Ford Mustang Boss 351

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