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    Sale!New!

    QA1 78-88 GM A/G-Body Adjustable Rear Frame Support

    Vendor: QA1
    Part Number: 5285
    Save $32.24
    Sale Price $298.95 Regular Price $331.19

    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.
    Payment & Security

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    QA1 Adjustable Rear Frame Supports are engineered to improve handling, traction and all around suspension performance by eliminating unwanted chassis flex and reinforcing the upper and lower trailing arm mounts. Made from 1'' diameter cold rolled steel tubing, they feature zinc plated adjustable threaded sleeves for adjusting the preload in the rear trailing arm mount after installation. Designed to clear stock and aftermarket mufflers and includes all of the necessary hardware for an easy installation.

    Installation Instructions
    • All installation hardware included
    • Eliminate unawanted chassis flex
    • Improve handling
    • Made in the USA

    This Part Fits:

    Year Make Model Submodel
    1978-1987 Buick Regal Base
    1988 Buick Regal Custom
    1982-1983 Buick Regal Estate Wagon
    1987 Buick Regal GNX
    1984-1987 Buick Regal Grand National
    1978-1988 Buick Regal Limited
    1982 Buick Regal Limited Turbo
    1978-1982 Buick Regal Sport
    1983-1986 Buick Regal T-Type
    1978-1987 Chevrolet El Camino Base
    1978,1981-1986 Chevrolet El Camino Conquista
    1979-1981 Chevrolet El Camino Royal Knight
    1978-1987 Chevrolet El Camino SS
    1978-1981 Chevrolet Malibu Base
    1978-1982 Chevrolet Malibu Classic
    1978-1980 Chevrolet Malibu Classic Estate
    1978-1981 Chevrolet Malibu Classic Landau
    1979-1980 Chevrolet Malibu Classic Sport
    1979-1980 Chevrolet Malibu Estate
    1979 Chevrolet Malibu Landau
    1979 Chevrolet Malibu Police
    1979-1980 Chevrolet Malibu Sport
    1979,1981-1988 Chevrolet Monte Carlo Base
    1983 Chevrolet Monte Carlo CL
    1978-1981 Chevrolet Monte Carlo Landau
    1986-1988 Chevrolet Monte Carlo LS
    1978,1980 Chevrolet Monte Carlo Sport
    1983-1988 Chevrolet Monte Carlo SS
    1981-1986 GMC Caballero Amarillo
    1981-1987 GMC Caballero Base
    1981 GMC Caballero Conquista
    1981-1987 GMC Caballero Diablo
    1981 GMC Caballero Royal Knight
    1980 Oldsmobile Cutlass Base
    1980-1981 Oldsmobile Cutlass Brougham
    1980-1981 Oldsmobile Cutlass LS
    1978-1979 Oldsmobile Cutlass Vista Cruiser
    1979 Oldsmobile Cutlass Vista Cruiser Brougham
    1978-1987 Pontiac Bonneville Base
    1978-1986 Pontiac Bonneville Brougham
    1984-1987 Pontiac Bonneville LE
    1978-1981 Pontiac Bonneville Safari
    1978-1980 Pontiac Grand Am Base
    1978-1987 Pontiac Grand Prix Base
    1981-1987 Pontiac Grand Prix Brougham
    1984-1987 Pontiac Grand Prix LE
    1978-1983 Pontiac Grand Prix LJ
    1978-1980 Pontiac Grand Prix SJ
    1978-1981 Pontiac LeMans Base
    1978-1981 Pontiac LeMans Safari
    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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