How big is the front brake on a Ford Ranger?
How big is the front brake on a Ford Ranger? The 4x4 models use a 10.86 inch diameter rotor. The 1983-1994 front brake is a single piston caliper with slide pins. In 1995 the caliper was upgraded to a dual piston (2-piston) caliper and the rotor was upgraded to 1.023 inches thick. The caliper bolts to the steering knuckle and does not use slide pins. What kind of brake calipers do I need for a Ranger? The dual piston calipers will only fit the 1995-1997 steering knuckles, and those knuckles can only be swapped on to the 1989-1994 beams. So...