1998 Ford Ranger Driver front brake caliper

This video shows the job being done on a similar car but the process is the same.

https://youtu.be/OYmzl1LSfX0

DISC BRAKE CALIPERS & PADS
NOTE:Procedure for removing/installing front and rear calipers is same.

Removal
NOTE:To prevent master cylinder overflow when caliper piston is depressed, remove and discard some brake fluid from master cylinder.

Raise and support vehicle. Remove wheel. Remove brake hose-to-caliper bolt. Remove and plug hose. Place a large "C" clamp on caliper. Tighten clamp to bottom piston in cylinder bore. Remove clamp.
Remove caliper pin bolts. Remove caliper from rotor. Remove brake pads. Remove anchor plate rail clips. Check brake pad wear.
On all models except Super Duty Pickup, replace brake pads if lining is less than .04" (1.0 mm) above backing plate at any point. On Super Duty Pickup, replace pads if lining is less than .06" (1.5 mm) above backing plate or rivets at any point.