Navigator 4WD V8-5.4L VIN 5 (2006)
5. Using the special tool, install the drive pinion flange.
6. Position the new drive pinion nut.
7. CAUTION: Do not under any circumstance loosen the nut to reduce preload. If it is necessary to reduce preload, install a new drive pinion
collapsible spacer and nut.
CAUTION: Remove the special tool while taking preload readings with the Nm (inch-pound) torque wrench.
Use the special tool to hold the pinion flange while tightening the nut.
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Rotate the pinion occasionally to make sure the pinion bearings seat correctly. Take frequent pinion bearing torque preload readings by
rotating the drive pinion gear with a Nm (inch lbs.) torque wrench.
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If the preload recorded prior to disassembly is lower than the specification for used bearings, tighten the nut to specification. If the preload
recorded prior to disassembly is higher than the specification for used bearings, tighten the nut to the original reading as recorded.
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Refer to the torque specification for used pinion bearings.
8. CAUTION: Install the driveshaft with new bolts. If new bolts are not available, apply seater to the threads of the original bolts.
CAUTION: Align the index marks.
CAUTION: The driveshaft flange yoke fits tightly on the pinion flange pilot. To make sure that the yoke seats squarely on the flange, tighten the
bolts evenly in a cross pattern as shown.
Install the rear driveshaft.
9. Install the rear brake discs and the brake calipers.
10. Install the rear wheel and tire assemblies.
11. Lower the vehicle.