Hyperco Conventional Front Coil Spring 5.5in ID 450 lb/in — 9.5in Tall

SKU: BJRF_18Z0450
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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 Hyperco

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

Hyperco 5.5in ID 450 lb/in Front Coil Spring: Ultimate Precision

Push the boundaries of your vehicle's handling with the Hyperco Conventional Front Coil Spring, featuring a 5.5-inch inner diameter and an assertive 450 lb/in spring rate. This spring is engineered for the most demanding performance applications, providing an unparalleled level of precision and control for serious racers and track enthusiasts. Constructed from advanced steel alloys and finished with a durable silver powder coat, it's built to endure extreme conditions while maintaining consistent performance.

Engineered for Extreme Performance

The 450 lb/in spring rate delivers a highly firm and responsive front suspension, essential for minimizing weight transfer during hard braking and acceleration, and virtually eliminating body roll through high-speed corners. This allows for incredibly accurate steering and immediate feedback, giving the driver maximum confidence and control. Its conventional design ensures compatibility with a wide array of high-performance shock absorbers and coilover systems.

  • Inner Diameter: 5.5 inches
  • Outer Diameter: 5.5 inches
  • Length: 9.5 inches
  • Spring Rate: 450 lb/in
  • Position: Front
  • Material: Advanced Steel Alloy
  • Finish: Silver Powder Coat
  • Type: Conventional Coil Spring

The Professional's Choice: Hyperco

Hyperco is the preferred brand for professionals who demand the absolute best in suspension components. The 18Z0450 coil spring exemplifies their dedication to engineering excellence, offering superior fatigue resistance and rate linearity crucial for consistent, winning performance. Elevate your vehicle's capabilities to a professional level with Hyperco, available exclusively through GGCRACING.COM.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Hyperco

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

Hyperco 5.5in ID 450 lb/in Front Coil Spring: Ultimate Precision

Push the boundaries of your vehicle's handling with the Hyperco Conventional Front Coil Spring, featuring a 5.5-inch inner diameter and an assertive 450 lb/in spring rate. This spring is engineered for the most demanding performance applications, providing an unparalleled level of precision and control for serious racers and track enthusiasts. Constructed from advanced steel alloys and finished with a durable silver powder coat, it's built to endure extreme conditions while maintaining consistent performance.

Engineered for Extreme Performance

The 450 lb/in spring rate delivers a highly firm and responsive front suspension, essential for minimizing weight transfer during hard braking and acceleration, and virtually eliminating body roll through high-speed corners. This allows for incredibly accurate steering and immediate feedback, giving the driver maximum confidence and control. Its conventional design ensures compatibility with a wide array of high-performance shock absorbers and coilover systems.

  • Inner Diameter: 5.5 inches
  • Outer Diameter: 5.5 inches
  • Length: 9.5 inches
  • Spring Rate: 450 lb/in
  • Position: Front
  • Material: Advanced Steel Alloy
  • Finish: Silver Powder Coat
  • Type: Conventional Coil Spring

The Professional's Choice: Hyperco

Hyperco is the preferred brand for professionals who demand the absolute best in suspension components. The 18Z0450 coil spring exemplifies their dedication to engineering excellence, offering superior fatigue resistance and rate linearity crucial for consistent, winning performance. Elevate your vehicle's capabilities to a professional level with Hyperco, available exclusively through GGCRACING.COM.

Product Details

Product Description

About Hyperco

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

Hyperco 5.5in ID 450 lb/in Front Coil Spring: Ultimate Precision

Push the boundaries of your vehicle's handling with the Hyperco Conventional Front Coil Spring, featuring a 5.5-inch inner diameter and an assertive 450 lb/in spring rate. This spring is engineered for the most demanding performance applications, providing an unparalleled level of precision and control for serious racers and track enthusiasts. Constructed from advanced steel alloys and finished with a durable silver powder coat, it's built to endure extreme conditions while maintaining consistent performance.

Engineered for Extreme Performance

The 450 lb/in spring rate delivers a highly firm and responsive front suspension, essential for minimizing weight transfer during hard braking and acceleration, and virtually eliminating body roll through high-speed corners. This allows for incredibly accurate steering and immediate feedback, giving the driver maximum confidence and control. Its conventional design ensures compatibility with a wide array of high-performance shock absorbers and coilover systems.

  • Inner Diameter: 5.5 inches
  • Outer Diameter: 5.5 inches
  • Length: 9.5 inches
  • Spring Rate: 450 lb/in
  • Position: Front
  • Material: Advanced Steel Alloy
  • Finish: Silver Powder Coat
  • Type: Conventional Coil Spring

The Professional's Choice: Hyperco

Hyperco is the preferred brand for professionals who demand the absolute best in suspension components. The 18Z0450 coil spring exemplifies their dedication to engineering excellence, offering superior fatigue resistance and rate linearity crucial for consistent, winning performance. Elevate your vehicle's capabilities to a professional level with Hyperco, available exclusively through GGCRACING.COM.

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