F 250 4WD Pickup V8-5.4L SOHC VIN L (1999)
3. Secure the rear disc brake caliper in a vise.
4. Remove the rear disc brake piston.
1
Place a block of wood between the caliper bridge and the rear disc brake piston.
2
Apply low air pressure to the fluid port in the rear disc brake caliper.
3
Force the rear disc brake piston out to the block of wood.
4
Remove the block of wood and the rear disc brake piston.
5. NOTE: Do not hone the cylinder bore. Pistons are not available for honed cylinder bores. If the rear disc brake caliper cylinder bore/piston is
excessively scored or corroded, install a new rear disc brake caliper.
Remove and discard the piston seal and dust boot.
Assembly
CAUTION: Never reuse the piston seal or dust boot.
NOTE: Never reuse brake fluid that has been drained from the hydraulic system or has been allowed to stand in an open container for an extended
period of time.
1. Lubricate the following with Ford High Performance DOT 3 Brake Fluid C6AZ-19542-AB or equivalent DOT 3 fluid meeting Ford specification
ESA-M6C25-A.
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cylinder bore
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piston seal
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rear disc brake piston
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dust boot