B4000 Regular Cab 4WD V6-4.0L OHV (1997)
1. Remove the disc plate.
2. Remove the speed sensor rotor from the disc plate using a 3-jaw puller.
3. Install in reverse order of removal, noting the following:
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Press the new speed sensor rotor on the disc plate using a cylinder with a 79 mm (3.1 inch) inside diameter (ID) and a 96 mm (3.8 inch)
outside diameter (OD).