What does a 550 lbs/in spring rate mean?

A 550 lbs/in spring rate means the spring will compress one inch under a load of 550 pounds. This rate offers a firm but controlled ride, suitable for performance applications.

What are the dimensions of this coilover spring?

This coilover spring measures 16 inches in length and has an inner diameter of 3 inches. These are common dimensions for many aftermarket coilover systems.

What is the finish on this spring?

The spring has a silver finish. This coating helps protect the spring from corrosion and gives it a clean look.

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Specifications

Brand: FOX
Part #: 039-39-550-A

Fox Coilover Spring 16.00 TLG X 3.00 ID X 550 lbs/in. Silver

Name: Fox Coilover Spring 16.00 TLG X 3.00 ID X 550 lbs/in. Silver
Brand: FOX
SKU: fox-fox-coilover-spring-16-00-tlg-x-3-00-id-x-550-lbs-in-silver-t14-178745
Price: 160.00 USD
Availability: BackOrder

$160.00

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Key Features

Fits many custom coilover applications.
Spring rate is 550 lbs/in for controlled suspension response.
16-inch length and 3-inch inner diameter are common coilover dimensions.
Durable silver finish resists corrosion.
Designed for performance suspension tuning.

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About this part

Product Details

Fox is well-known for their high-performance suspension components, especially in off-road and motorsports applications. This coilover spring is designed to provide a specific spring rate for your custom suspension setup. With a length of 16 inches and an inner diameter of 3 inches, it's built to work with many common coilover shock bodies.

This spring offers a rate of 550 pounds per inch, meaning it will compress 1 inch under a load of 550 pounds. This rate is often chosen for vehicles that see spirited driving or off-road use, offering a balance between control and comfort. The silver finish not only looks good but also provides a layer of protection against corrosion. It's a well-built component for anyone looking to fine-tune their vehicle's suspension performance.