BUICK UMI Performance Disc Brake Kit Components

UMI Performance 1978-88 GM G-Body Brake Conversion Brackets

UMI brake conversion brackets are designed to mount 1997-2013 C5 or C6 front calipers and rotors to the 1978-88 GM G-Body factory spindle. Conversion brackets are CNC laser-cut from 3/8 in. thick mild steel and feature a heavy-duty black powdercoat finish. Each kit includes Grade 10.9 mounting hardware and complete detailed installation instructions. The instructions include a detailed list of GM part numbers needed to complete the brake grade upgrade. Note, 17 in. wheels are needed for C5 brakes, and 18 in. wheels for C6. As with all UMI Performance products, these brackets are 100 percent manufactured, tested, and raced out of Philipsburg, PA. Additional details: * Adapts C5/C6 caliper to factory spindle. Slight modification of spindle required * Uses turned down GM G-body hub/rotor or Wilwood 270-12304 * Fits Wilwood SLC56 caliper * Beautiful gloss black powdercoat * Grade 10.9 mounting hardware * Track-tested in brutal conditions

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