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BBK Progressive Rate Lowering Springs (79-04 V8 Mustang, Excluding 03-04 Cobra)

Item 56087
AmericanMuscle no longer carries the BBK Progressive Rate Lowering Springs (79-04 V8 Mustang, Excluding 03-04 Cobra). Please check out 2015-2022 Mustang Springs for an updated selection.
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    Product Information

    Features, Description, Reviews, Q&A, Specs & Installation


    • Huge Improvement in Handling and Appearance
    • Improved Stance
    • Lowers 1.5" Front and 1.5" Rear
    • Sold as a Set of Four
    • Fits 1979-2004 V8's, Excludes 99+ IRS Cobras
    • Clears Stock and Aftermarket Wheels & Tires.


    Improved Handling. BBK engineered their lowering spring kits for optimum handling on the 1979-2004 V8 Mustangs. These BBK springs are rated at 650lb front and 250lb in the rear, they will lower your pony approximately 1.5" giving you a firmer ride and the handling you need for spirited road and track use.Clears Stock and Aftermarket Wheels & Tires. These lowering springs were engineered to be compatible with your stock size wheels and tires, as well as AmericanMuscle's pre-configured wheel and tire combo kits (specific to your generation), to assure proper clearance with no rubbing issues.Application. The BBK Specific Rate Lowering Springs are specifically designed for use on the 1979 to 2004 V8 mustangs, but exclude the 1999 to 2004 Cobras with Independent Rear Suspension (IRS).Spring Rate:

    • Front: 650 lb/in
    • Rear: 250 lb/in


    • Huge improvement in handling and appearance
    • Sold as set of four
    • Suitable for Street driving

    Technical Note. These BBK springs will also fit 79-04 convertibles, but may lower the ride height an addition ¼ inch. These springs will not fit 1999 to 2004 SVT Cobra's with Independent Rear Suspension (IRS) or GT Mustangs converted to IRS.

    CA Residents: WARNING: Cancer and Reproductive Harm -

    Installation & What's in the Box

    Installation Info

    What's in the Box

    • (4) Lowering Springs
    • (1) BBK sticker

    Tech Specs


    Customer Reviews (52)

      Questions & Answers

      10 More Questions

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