Mountaineer AWD V8-4.6L (2010)
Select the new pinion nut for installation. Install and hand-tighten the pinion nut.
8. NOTICE: Do not, under any circumstance, loosen the pinion nut to reduce drive pinion bearing preload. If it is necessary to reduce drive
pinion bearing preload, install a new differential drive pinion collapsible spacer and pinion nut or component damage may occur. Install
the new pinion nut that is included in the collapsible spacer kit.
Tighten the new pinion nut to set the drive pinion bearing preload.
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Rotate the drive pinion gear occasionally to make sure the drive pinion bearings seat correctly. Take frequent drive pinion bearing preload
readings by rotating the drive pinion gear with a Nm (lb-in) torque wrench.
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Rotational torque must be at least the recorded original torque plus a maximum of 5 lb-in.
9. Install the brake disc. For additional information, refer to Disc Brake System.
10. Install the rear driveshaft. For additional information, refer to Drive/Propeller Shafts, Bearings and Joints.
