QA1 2-1/2in ID High Travel Spring - 9in 400lb Black

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SKU: QAP9HT400B
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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 9" High Travel Coilover Spring - 400 lb/in - Black

Achieve superior suspension performance with the QA1 2-1/2 inch ID High Travel Spring. This 9-inch spring is engineered with a 400 lb/in rate, providing a firmer foundation for enhanced vehicle dynamics. The durable black powder-coated finish offers a sleek, understated look while protecting against corrosion and wear.

Precision Engineered for Performance Driving

Manufactured in the USA, QA1 employs high-tensile, chrome silicon alloy spring wire to create these advanced high-travel springs. This specialized material allows for a design with fewer coils and a smaller wire diameter, resulting in a lighter spring and increased suspension travel. The reduction in unsprung weight enables the suspension to react more rapidly to changes in the road surface, maximizing tire contact and improving overall handling stability.

  • Spring Rate: 400 lb/in
  • Length: 9 inches
  • Inner Diameter: 2-1/2 inches
  • Finish: Black Powder Coat
  • Material: High-tensile Chrome Silicon Alloy
  • Design Advantages: Lightweight construction, extended travel capability
  • Performance Gains: Minimizes unsprung mass, enhances suspension responsiveness
  • Quality: Proudly made in the USA with rigorous quality control
  • Longevity: Lifetime guarantee on free height and rate retention

The innovative coil design ensures that the spring can be fully compressed without detrimental effects on its spring rate or free height, offering reliability under demanding conditions. For enthusiasts seeking a tangible improvement in their vehicle's suspension, this QA1 spring is an excellent choice. Explore more performance parts at GGCRACING.

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 9" High Travel Coilover Spring - 400 lb/in - Black

Achieve superior suspension performance with the QA1 2-1/2 inch ID High Travel Spring. This 9-inch spring is engineered with a 400 lb/in rate, providing a firmer foundation for enhanced vehicle dynamics. The durable black powder-coated finish offers a sleek, understated look while protecting against corrosion and wear.

Precision Engineered for Performance Driving

Manufactured in the USA, QA1 employs high-tensile, chrome silicon alloy spring wire to create these advanced high-travel springs. This specialized material allows for a design with fewer coils and a smaller wire diameter, resulting in a lighter spring and increased suspension travel. The reduction in unsprung weight enables the suspension to react more rapidly to changes in the road surface, maximizing tire contact and improving overall handling stability.

  • Spring Rate: 400 lb/in
  • Length: 9 inches
  • Inner Diameter: 2-1/2 inches
  • Finish: Black Powder Coat
  • Material: High-tensile Chrome Silicon Alloy
  • Design Advantages: Lightweight construction, extended travel capability
  • Performance Gains: Minimizes unsprung mass, enhances suspension responsiveness
  • Quality: Proudly made in the USA with rigorous quality control
  • Longevity: Lifetime guarantee on free height and rate retention

The innovative coil design ensures that the spring can be fully compressed without detrimental effects on its spring rate or free height, offering reliability under demanding conditions. For enthusiasts seeking a tangible improvement in their vehicle's suspension, this QA1 spring is an excellent choice. Explore more performance parts at GGCRACING.

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 9" High Travel Coilover Spring - 400 lb/in - Black

Achieve superior suspension performance with the QA1 2-1/2 inch ID High Travel Spring. This 9-inch spring is engineered with a 400 lb/in rate, providing a firmer foundation for enhanced vehicle dynamics. The durable black powder-coated finish offers a sleek, understated look while protecting against corrosion and wear.

Precision Engineered for Performance Driving

Manufactured in the USA, QA1 employs high-tensile, chrome silicon alloy spring wire to create these advanced high-travel springs. This specialized material allows for a design with fewer coils and a smaller wire diameter, resulting in a lighter spring and increased suspension travel. The reduction in unsprung weight enables the suspension to react more rapidly to changes in the road surface, maximizing tire contact and improving overall handling stability.

  • Spring Rate: 400 lb/in
  • Length: 9 inches
  • Inner Diameter: 2-1/2 inches
  • Finish: Black Powder Coat
  • Material: High-tensile Chrome Silicon Alloy
  • Design Advantages: Lightweight construction, extended travel capability
  • Performance Gains: Minimizes unsprung mass, enhances suspension responsiveness
  • Quality: Proudly made in the USA with rigorous quality control
  • Longevity: Lifetime guarantee on free height and rate retention

The innovative coil design ensures that the spring can be fully compressed without detrimental effects on its spring rate or free height, offering reliability under demanding conditions. For enthusiasts seeking a tangible improvement in their vehicle's suspension, this QA1 spring is an excellent choice. Explore more performance parts at GGCRACING.

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