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Product Summary

  • Heat treated and chrome plated for added durability
  • Springs are constructed from coil wound of chrome-silicon wire
  • Gives more travel and lighter weight than traditional springs
  • Eibach guarantees that the springs will remain within 2% of their rate for the life of the product
See more details

Key Specs

MFG. Part #
Spring Rate
Free Height10"
Inside Diameter2.5"
Material TypeSteel
See more specs

Need To Know

Quick and Easy Returns

Return Policy

Details

QA1 coil-over racing springs are guaranteed to remain within 2% of rate and length - forever! Springs are coil wound of chrome-silicon wire, the strongest spring steel known. This gives more travel and lighter weight. Heat treated and chrome plated. 

Available in a variety of rates.

 

Charts

Specifications

KEY SPECS
MFG. Part #
BrandQA1
Spring Rate
Free Height10"
Inside Diameter2.5"
Material TypeSteel
FinishChrome
ColorNatural
Spring Rate Range
GENERAL
Sold in QuantityEach
GTIN Code
Progressive Rate SpringNo
Coil Spring End (A)Square
Coil Spring End (B)Square

Ratings & Reviews

4.9

29 Reviews

Overall Assessment

Customers consistently praised the quality and performance of our springs, noting that they were a perfect fit and enhanced their vehicles' rides. Many used it for unique applications, like a 2010 Subaru Forester and a 1924 coupe, suggesting versatility. They commended the fair price and also highlighted the great finishes, longevity of the springs, and visible spring rate numbers. Customers repeatedly stated they would buy again, and recommended the product to others. Some underlined that our springs work exceptionally well compared with competitors, specifically, with QA1 coil over shocks and AFCO due to the difference in diameter.

4.9

29 reviews

5

27

4

2

3

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1

0

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Love my car again

5.0

5 months ago

Jack

Ohio

Verified

My recent purchase was a coil over shock kit by QA1 for my 1946 ford super deluxe business man coupe . Now I love my car again !!

Would Recommend

Good product

5.0

8 months ago

Racer

Langley BC Canada

Verified

Worked as it should

Would Recommend

I have used Speedway parts for many years

5.0

a year ago

The Black Flame

Salida, CO

Verified

The springs will be used on the back axle of a homemade 30's style roadster. I built the body and frame years ago and have continued to update the suspension and drive train. 42 years and counting.

Would Recommend

Coil Over Spring

5.0

a year ago

TKirk

Iowa

Verified

Installed on a 32 Highboy. Worked very well. Improved ride!

Would Recommend

I would buy this product again

5.0

a year ago

Bob

Granger, Iowa

Verified

Change spring weight

Would Recommend

Customer service

5.0

3 years ago

Mark

Kansas City, Mo

Verified

I had received two different size springs on my original order. When I called back to customer service they immediately corrected the situation and sent me the new correct size of spring. Great customer service.

Would Recommend

I would purchase again

5.0

4 years ago

Mark

Cincinnati ohio

Verified

Replacing coil over shock springs

Would Recommend

Product works great for my application

5.0

5 years ago

Kermit

Michigan

Verified

Springs fit great.

Would Recommend

Spring does what a Spring does

5.0

6 years ago

Steve66

Norman Oklahoma

Verified

In the continuing saga of tweaking the rear suspension (I have the front figured out) of my 2010 Subaru Forester, I switched from the previously purchased 8" by 150# coil with 1.75" of preload to this 10" by 150# coil with 2.0" of preload. Seems to be what I'm looking for, but I might add another inch of preload just to see if the pendulum swings the other way. Right now it feels like it is dialed in pretty good. It's great to have a company like Speedway that makes it possible (affordable) to experiment.

Would Recommend

yes I would buy again

5.0

6 years ago

Byron

Buckner MO

Verified

rear springs on QA 1 coil overs Cobra Roadster,

Would Recommend

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