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    • Proma Star Strut Coilover, with CC110 angled top view.jpg
    • Proma Star Strut, with CC110, Top view, Assembled.jpg
    • Proma Star Strut Knob Double, with CC Plate.jpg
    • CC Plates CC110, Pair, Angled.jpg
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    Sale!

    QA1 Proma Star Coilover Strut Kit | 1979-1989 Mustang Street 200 lb | HD01-12200

    Vendor: QA1
    Part Number: HD01-12200
    Save $6.93
    Sale Price $1,820.95 Regular Price $1,827.88

    Available to order. In-stock orders typically ship in 1 to 2 business days.

    Not sure it fits your vehicle?
    Email sales@berryperformancesales.com with your year, make, model and engine, and we'll help you check fitment before you order.
    Fast Fulfillment: In-stock orders typically ship within 1 to 2 business days.
    Free Shipping on Orders Over $99 | Excludes freight shipments
    International Shipping Available: email sales@berryperformancesales.com for a quote.
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    The QA1 Proma Star coilover strut kit upgrades 1979-1989 Ford Mustang with a matched spring rate and strut valving package for street use. The lightweight inverted strut design, adjustable ride height and double-adjustable valving combine to improve ride, handling and stance. The kit contains a pair of struts, 200 lb springs, lightweight caster camber plates and related hardware. It is made in the USA.

    Specifications:

    • Type: Inverted coilover strut kit
    • Adjustment: double-adjustable valving, adjustable ride height
    • Spring rate: 200 lb
    • Tuning: street
    • Includes: pair of struts, springs, caster camber plates and hardware
    • Fits wide and narrow spindle Fox Body applications
    • Made in the USA
    • Part number: HD01-12200

    Vehicle Applications:

    • 1979 Ford Mustang
    • 1980 Ford Mustang
    • 1981 Ford Mustang
    • 1982 Ford Mustang
    • 1983 Ford Mustang
    • 1984 Ford Mustang
    • 1985 Ford Mustang
    • 1986 Ford Mustang
    • 1987 Ford Mustang
    • 1988 Ford Mustang
    • 1989 Ford Mustang

    FAQ

    What does the QA1 HD01-12200 coilover strut kit fit?

    It fits 1979-1989 Ford Mustang, including wide and narrow spindle Fox Body applications.

    What is included in the HD01-12200 kit?

    The kit contains a pair of struts, 200 lb springs, caster camber plates and related hardware.

    What spring rate does HD01-12200 use?

    It uses 200 lb springs with street valving.

    Is HD01-12200 adjustable?

    Yes. It has double-adjustable valving and adjustable ride height.

    Shipping Policy
    • Free shipping on orders over $99 (excludes freight shipments).
    • In-stock orders typically ship within 1 to 2 business days. Weekend and holiday orders are processed the next business day.
    • Orders ship from Defiance, Ohio and a nationwide network of warehouses and manufacturers.
    • Items showing an ETA are not in stock yet. ETAs come from the manufacturer and can change.
    • No P.O. Boxes. International orders need a shipping quote, so email us first.

    Read the full Shipping Policy

    Return Policy
    • 30-day return window from the ship date. Returns must be approved first; email sales@berryperformancesales.com with your order number.
    • Items must be unused, complete and in the original packaging.
    • A 20% restocking fee applies, and return shipping is paid by the buyer.
    • Not returnable: installed or modified parts, opened or used programmers and tuners, custom orders, Open Box, and Clearance or Final Sale items.
    • Damaged, defective or incorrect items must be reported within 48 hours of delivery with photos.

    Read the full Return Policy

    Disclaimer

    All products are sold for off-road use only unless otherwise specified. Buyer assumes all responsibility for installation and operation. Seller is not liable for any incidental, indirect, or consequential damages — including engine failure, labor costs, or vehicle downtime — resulting from the use of any product sold.

    By making a purchase from Berry Performance Sales, you acknowledge and agree to abide by the terms and conditions of these Policies.

    For any questions or concerns, please contact us — we’re always happy to help.

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