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Hyperco 18SN-450 Rear Coil Spring 5" ID 11" Length 450 lb/in

Part of: Hyperco Coil Spring ID Tall

Other options in this family: Hyperco 18Z0900 Hyperco 18Y0500 Hyperco 18Y0450-9.9 Hyperco 188A0300 Hyperco 18Z1100

Manufacturer

Picture for manufacturer Hyperco

Part Number

18SN-450
10 reviews
Sale Price

$89.67

In Stock (7)

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Usually delivered within 2 days

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Product Details

The Hyperco 18SN-450 is a high-performance rear coil spring engineered for racing and performance applications. This spring features a 5-inch inside diameter, 11-inch free length, and a spring rate of 450 pounds per inch, making it ideal for rear suspension setups requiring firm, consistent support under high-load conditions.

Key Specifications:

  • Spring rate: 450 lb/in
  • Inside diameter: 5 inches
  • Free length: 11 inches
  • Application: Rear suspension
  • Construction: High-tensile chrome silicon steel
  • Finish: Powder-coated for corrosion resistance

Hyperco springs are manufactured to strict tolerances and are widely used in circle track racing, road racing, drag racing, and high-performance street applications. The consistent spring rate ensures predictable handling characteristics and reliable performance under extreme conditions.

good products and good price

So far, so good. Easy to purchase. Good fit and speedy delivery.

THE EASIEST AND FASTEST SHOPPING I HAVE EVER DONE.THANKYOU

good

quick, simply, and efficient ordering process!

Cheap, simple and awesome

When I get my product I will comment

Thank You! I hope they will not melt down during shipping from this HEAT. I live in Texas and it has gotten HOT. Also I hope UPS or FedX do NOT throw these babies around like they sometimes do. Thanks again.

Great place to order

Autoplicity was great to work with. The item I ordered was damaged in shipping, not their fault, and they replaced it immediately after one email to their staff. Thanks so much for a great experience!

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