Ford 88 Inch Front Axle - Service and Repair - Page 5724
4. CAUTION: The driveshaft centering socket yoke fits tightly on the rear axle pinion flange pilot. Never hammer on the driveshaft or any of its
components to disconnect the yoke from the flange. Pry only in the area shown with a suitable tool to disconnect the yoke from the flange.
Using a suitable tool as shown, disconnect the driveshaft centering socket yoke from the rear axle pinion flange.
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Position the driveshaft out of the way.
5. Install a torque wrench on the pinion nut and record the torque required to maintain rotation of the pinion through several revolutions.
6. CAUTION: After removal of the pinion nut, discard it. A new nut must be used for installation.
Use a pinion flange holding tool to hold the pinion flange while removing the pinion nut.
7. Mark the pinion flange in relation to the drive pinion stem to ensure correct alignment during installation.
