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    UMI Performance 78-88 GMC G-Body Rear Coilover Bracket Kit

    Vendor: UMI Performance
    Part Number: 3054
    Regular Price $199.99

    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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    UMI’s bolt-in rear coilover bracket kit is a complete mounting solution for your Quick Performance axle in your 1978-1988 GM G-Body. This bracket features a multi-position design to allow further fine tuning of ride height and shock location (±¾”). In addition to shock location adjustability, the UMI 3054 features five positions of trailing arm location adjustment to match the Quick Performance adjustable lower control arm brackets. Minor drilling is required.

    • Brackets manufactured entirely from 3/16” Made In USA mild steel
    • 100% Bolt in design features shock height adjustability
    • Designed for Quick Performance 5 hole adjustable mounts
    • Fits Quick Performance Ford 9" based rear housings ONLY
    • ½” x 1-¼” mount fits most standard racing shocks
    • Upper T-bar reinforcement tab and hardware included
    • Powder coated black for a long lasting finish
    • Laser cut for consistency and a precise fit
    • Works great with UMI 3055 shock tower brace
    • 100% Made In USA of USA materials

    This Part Fits:

    Year Make Model Submodel
    1978-1987 Buick Regal Base
    1982-1983 Buick Regal Estate Wagon
    1987 Buick Regal GNX
    1984-1987 Buick Regal Grand National
    1978-1987 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
    1978-1983 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
    1991 Chevrolet S10 Baja
    1982-2003 Chevrolet S10 Base
    1982-1990 Chevrolet S10 Durango
    1992-1993 Chevrolet S10 EL
    1994-2003 Chevrolet S10 LS
    1982-1989 Chevrolet S10 Sport
    1994-1998 Chevrolet S10 SS
    1982-1992 Chevrolet S10 Tahoe
    1999-2003 Chevrolet S10 Xtreme
    1994-2003 Chevrolet S10 ZR2
    2002-2003 Chevrolet S10 ZR5
    1983-1994 Chevrolet S10 Blazer Base
    1987-1989 Chevrolet S10 Blazer High Country
    1994 Chevrolet S10 Blazer LT
    1983-1990,1992 Chevrolet S10 Blazer Sport
    1983-1988,1990-1994 Chevrolet S10 Blazer Tahoe
    1991-1994 Chevrolet S10 Blazer Tahoe LT
    1981-1986 GMC Caballero Amarillo
    1978-1987 GMC Caballero Base
    1981 GMC Caballero Conquista
    1978-1987 GMC Caballero Diablo
    1978-1980 GMC Caballero Laredo
    1981 GMC Caballero Royal Knight
    1982-1990 GMC S15 Base
    1987 GMC S15 EL
    1983,1986-1988 GMC S15 Gypsy
    1982-1990 GMC S15 High Sierra
    1982-1990 GMC S15 Sierra Classic
    1982 GMC S15 Sierra Grande
    1983-1991 GMC S15 Jimmy Base
    1983-1990 GMC S15 Jimmy Gypsy
    1985 GMC S15 Jimmy High Sierra
    1983-1990 GMC S15 Jimmy Sierra Classic
    1991 GMC S15 Jimmy SLE
    1991 GMC S15 Jimmy SLS
    1991 GMC S15 Jimmy SLT
    1988-1989 GMC S15 Jimmy Timberline
    1991-1993 GMC Sonoma Base
    1992 GMC Sonoma GT
    1994-2003 GMC Sonoma SL
    1991-2001 GMC Sonoma SLE
    1993-2003 GMC Sonoma SLS
    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
    1978-1984 Oldsmobile Cutlass Calais Base
    1983-1984 Oldsmobile Cutlass Calais Hurst
    1982-1983,1988 Oldsmobile Cutlass Ciera Base
    1982-1988 Oldsmobile Cutlass Ciera Brougham
    1984-1985 Oldsmobile Cutlass Ciera Cruiser LS
    1983,1985-1986 Oldsmobile Cutlass Ciera ES
    1985-1987 Oldsmobile Cutlass Ciera GT
    1985-1986 Oldsmobile Cutlass Ciera Holiday
    1988 Oldsmobile Cutlass Ciera International
    1982-1988 Oldsmobile Cutlass Ciera LS
    1986-1988 Oldsmobile Cutlass Ciera S
    1986-1988 Oldsmobile Cutlass Ciera SL
    1980-1983 Oldsmobile Cutlass Cruiser Base
    1980-1981 Oldsmobile Cutlass Cruiser Brougham
    1978-1979,1985-1986 Oldsmobile Cutlass Salon 442
    1978-1980,1985-1987 Oldsmobile Cutlass Salon Base
    1978-1980 Oldsmobile Cutlass Salon Brougham
    1979 Oldsmobile Cutlass Salon Hurst
    1987 Oldsmobile Cutlass Supreme 442
    1978-1988 Oldsmobile Cutlass Supreme Base
    1978-1987 Oldsmobile Cutlass Supreme Brougham
    1988 Oldsmobile Cutlass Supreme Classic
    1988 Oldsmobile Cutlass Supreme Classic Brougham
    1988 Oldsmobile Cutlass Supreme Indy 500 Pace Car
    1988 Oldsmobile Cutlass Supreme International
    1981,1985 Oldsmobile Cutlass Supreme LS
    1988 Oldsmobile Cutlass Supreme SL
    1982-1986 Pontiac Bonneville Base
    1982-1986 Pontiac Bonneville Brougham
    1984-1986 Pontiac Bonneville LE
    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
    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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