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    Sale!

    QA1 GM Coil-Over Shock Double Adjustable | 1964-2004 GM A/F/G/X-Body & S10 | GD401

    Vendor: QA1
    Part Number: GD401
    Save $13.32
    Sale Price $379.95 Regular Price $393.27

    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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    This QA1 GM coil-over shock offers fully adjustable ride height and valving control. It uses independent compression and rebound double adjustable valving in a lightweight billet aluminum body and installs in the factory location. This part is the coil-over shock only and does not include a spring. It has a compressed length of 10.13 inches and an extended length of 14 inches with a stud and T-bar mount. Each shock is 100 percent dyno tested, serialized, made in the USA and serviceable by QA1 authorized service centers.

    Specifications:

    • Type: GM coil-over shock (shock only, no spring)
    • Valving: independent compression and rebound double adjustable
    • Body: lightweight billet aluminum
    • Mount: stud and T-bar
    • Compressed length: 10.13 in
    • Extended length: 14 in
    • Ride height adjustable
    • Made in the USA, dyno tested and serialized
    • Part number: GD401

    Vehicle Applications:

    • 1973 Buick Regal
    • 1974 Buick Regal
    • 1975 Buick Regal
    • 1976 Buick Regal
    • 1977 Buick Regal
    • 1978 Buick Regal
    • 1979 Buick Regal
    • 1980 Buick Regal
    • 1981 Buick Regal
    • 1982 Buick Regal
    • 1983 Buick Regal
    • 1984 Buick Regal
    • 1985 Buick Regal
    • 1986 Buick Regal
    • 1987 Buick Regal
    • 1967 Chevrolet Camaro
    • 1968 Chevrolet Camaro
    • 1969 Chevrolet Camaro
    • 1968 Chevrolet Chevelle
    • 1969 Chevrolet Chevelle
    • 1970 Chevrolet Chevelle
    • 1971 Chevrolet Chevelle
    • 1972 Chevrolet Chevelle
    • 1973 Chevrolet Chevelle
    • 1968 Chevrolet Chevy II
    • 1964 Chevrolet El Camino
    • 1965 Chevrolet El Camino
    • 1966 Chevrolet El Camino
    • 1967 Chevrolet El Camino
    • 1968 Chevrolet El Camino
    • 1969 Chevrolet El Camino
    • 1970 Chevrolet El Camino
    • 1971 Chevrolet El Camino
    • 1972 Chevrolet El Camino
    • 1973 Chevrolet El Camino
    • 1974 Chevrolet El Camino
    • 1975 Chevrolet El Camino
    • 1976 Chevrolet El Camino
    • 1977 Chevrolet El Camino
    • 1978 Chevrolet El Camino
    • 1979 Chevrolet El Camino
    • 1980 Chevrolet El Camino
    • 1981 Chevrolet El Camino
    • 1982 Chevrolet El Camino
    • 1983 Chevrolet El Camino
    • 1984 Chevrolet El Camino
    • 1985 Chevrolet El Camino
    • 1986 Chevrolet El Camino
    • 1987 Chevrolet El Camino
    • 1973 Chevrolet Malibu
    • 1974 Chevrolet Malibu
    • 1975 Chevrolet Malibu
    • 1976 Chevrolet Malibu
    • 1977 Chevrolet Malibu
    • 1978 Chevrolet Malibu
    • 1979 Chevrolet Malibu
    • 1980 Chevrolet Malibu
    • 1981 Chevrolet Malibu
    • 1982 Chevrolet Malibu
    • 1983 Chevrolet Malibu
    • 1970 Chevrolet Monte Carlo
    • 1971 Chevrolet Monte Carlo
    • 1972 Chevrolet Monte Carlo
    • 1973 Chevrolet Monte Carlo
    • 1974 Chevrolet Monte Carlo
    • 1975 Chevrolet Monte Carlo
    • 1976 Chevrolet Monte Carlo
    • 1977 Chevrolet Monte Carlo
    • 1978 Chevrolet Monte Carlo
    • 1979 Chevrolet Monte Carlo
    • 1980 Chevrolet Monte Carlo
    • 1981 Chevrolet Monte Carlo
    • 1982 Chevrolet Monte Carlo
    • 1983 Chevrolet Monte Carlo
    • 1984 Chevrolet Monte Carlo
    • 1985 Chevrolet Monte Carlo
    • 1986 Chevrolet Monte Carlo
    • 1987 Chevrolet Monte Carlo
    • 1988 Chevrolet Monte Carlo
    • 1969 Chevrolet Nova
    • 1970 Chevrolet Nova
    • 1971 Chevrolet Nova
    • 1972 Chevrolet Nova
    • 1973 Chevrolet Nova
    • 1974 Chevrolet Nova
    • 1975 Chevrolet Nova
    • 1976 Chevrolet Nova
    • 1977 Chevrolet Nova
    • 1978 Chevrolet Nova
    • 1979 Chevrolet Nova
    • 1982 Chevrolet S10
    • 1983 Chevrolet S10
    • 1984 Chevrolet S10
    • 1985 Chevrolet S10
    • 1986 Chevrolet S10
    • 1987 Chevrolet S10
    • 1988 Chevrolet S10
    • 1989 Chevrolet S10
    • 1990 Chevrolet S10
    • 1991 Chevrolet S10
    • 1992 Chevrolet S10
    • 1993 Chevrolet S10
    • 1994 Chevrolet S10
    • 1995 Chevrolet S10
    • 1996 Chevrolet S10
    • 1997 Chevrolet S10
    • 1998 Chevrolet S10
    • 1999 Chevrolet S10
    • 2000 Chevrolet S10
    • 2001 Chevrolet S10
    • 2002 Chevrolet S10
    • 2003 Chevrolet S10
    • 2004 Chevrolet S10
    • 1982 GMC S15
    • 1983 GMC S15
    • 1984 GMC S15
    • 1985 GMC S15
    • 1986 GMC S15
    • 1987 GMC S15
    • 1988 GMC S15
    • 1989 GMC S15
    • 1990 GMC S15
    • 1991 GMC Sonoma
    • 1992 GMC Sonoma
    • 1993 GMC Sonoma
    • 1994 GMC Sonoma
    • 1995 GMC Sonoma
    • 1996 GMC Sonoma
    • 1997 GMC Sonoma
    • 1998 GMC Sonoma
    • 1999 GMC Sonoma
    • 2000 GMC Sonoma
    • 2001 GMC Sonoma
    • 2002 GMC Sonoma
    • 2003 GMC Sonoma
    • 2004 GMC Sonoma
    • 1968 Oldsmobile 442
    • 1969 Oldsmobile 442
    • 1970 Oldsmobile 442
    • 1971 Oldsmobile 442
    • 1968 Oldsmobile F85
    • 1969 Oldsmobile F85
    • 1970 Oldsmobile F85
    • 1971 Oldsmobile F85
    • 1972 Oldsmobile F85
    • 1967 Pontiac Firebird
    • 1968 Pontiac Firebird
    • 1969 Pontiac Firebird
    • 1973 Pontiac Grand Prix
    • 1974 Pontiac Grand Prix
    • 1975 Pontiac Grand Prix
    • 1976 Pontiac Grand Prix
    • 1977 Pontiac Grand Prix
    • 1978 Pontiac Grand Prix
    • 1979 Pontiac Grand Prix
    • 1980 Pontiac Grand Prix
    • 1981 Pontiac Grand Prix
    • 1982 Pontiac Grand Prix
    • 1983 Pontiac Grand Prix
    • 1984 Pontiac Grand Prix
    • 1985 Pontiac Grand Prix
    • 1986 Pontiac Grand Prix
    • 1987 Pontiac Grand Prix
    • 1968 Pontiac LeMans
    • 1969 Pontiac LeMans
    • 1970 Pontiac LeMans
    • 1971 Pontiac LeMans
    • 1972 Pontiac LeMans
    • 1968 Pontiac Tempest
    • 1969 Pontiac Tempest
    • 1970 Pontiac Tempest

    FAQ

    Does the GD401 include a spring?

    No. The GD401 is the coil-over shock only and does not include a spring.

    What valving does the GD401 use?

    It uses independent compression and rebound double adjustable valving, so compression and rebound can be tuned separately.

    What are the shock dimensions?

    It has a compressed length of 10.13 inches and an extended length of 14 inches with a stud and T-bar mount.

    What vehicles does the GD401 fit?

    It fits the GM applications listed in the vehicle applications section above.

    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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