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  1. Power Brakes upgrade - what is the reason for disc/disc, disc/drum & drum/drum

    Suspension - Brakes - Steering
    I've got a 1957 GMC 9300 (Chevy 1/2 ton) with 4 wheel drums. Soon, I'd like to upgrade to IFS which would include an upgrade to disc brakes. Eventually I would like to upgrde to disc brakes in back too. But for now, I want to simply upgrade to power brakes. The power brake kits are available...