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Rear Disc Brake Assembly: Assembly

WARNING: This page is about a different car, the 2014 Subaru Forester. However, it is still accessible from the selected car via links, so may be relevant.
  1. Before installation, check each part. < Ref. to INSPECTION , Rear Disc Brake Assembly. >
  2. Clean the inside of the caliper body cylinder using brake fluid.
  3. Apply a coat of brake fluid to piston seal and install the piston seal to the caliper body cylinder groove.
  4. Apply a coat of brake fluid to the inner surface of caliper body cylinder and the entire outer surface of the piston - disc brake.
  5. Apply grease contained in the piston seal kit to the piston boot, and install it to the groove at the end of the cylinder.
  6. Insert the piston - disc brake into the caliper body cylinder.
    CAUTION: Do not force the piston - disc brake into the caliper body cylinder.
  7. Position the piston boot in the grooves on the piston - disc brake and the caliper body cylinder.
    Fig 1: Positioning Piston Boot In Grooves On Piston - Disc Brake And Caliper Body Cylinder
    G09483535Courtesy of SUBARU OF AMERICA, INC.
  8. Apply grease contained in the piston seal kit to the lock pin - rear brake, the outer surface of guide pin - rear brake, the inner surface of support cylinder, and the grooves of pin boot.
  9. Install the pin boot to the lock pin - rear brake and guide pin - rear brake, and insert them into the support cylinder.
    CAUTION: Insert the lock pin - rear brake and guide pin - rear brake into specified position, and make sure that they slide and seat properly.
    Fig 2: Identifying Pin Boot And Lock Pin - Rear Brake
    G09483536Courtesy of SUBARU OF AMERICA, INC.