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Rear Disc Brake Assembly: Disassembly

WARNING: This page is about a different car, the 2012 Subaru Forester. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the piston boot.
    Fig 1: Removing Piston Boot
    G05032785Courtesy of SUBARU OF AMERICA, INC.
  2. Place a wooden block in the caliper body as shown in the illustration to prevent the piston from jumping out and being damaged.
  3. Gradually apply compressed air via the brake hose installation hole to push the piston out.
    Fig 2: Applying Compressed Air Via Brake Hose Installation Hole To Push Piston Out
    G07666370Courtesy of SUBARU OF AMERICA, INC.
  4. Remove the piston seal from caliper body cylinder.
    CAUTION: Do not damage the cylinder and piston seal groove.
    Fig 3: Removing Piston Seal From Caliper Body Cylinder
    G05032787Courtesy of SUBARU OF AMERICA, INC.
  5. Remove the pin boot.
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