Mountaineer 2WD V8-4.6L VIN 8 (2006)
If the drive pinion seal was removed, use the special tool to install a new drive pinion seal.
3. Inspect the pinion flange seal journal for rust, nicks and scratches prior to installing the pinion flange. Polish the seal journal with fine crocus
cloth, if necessary.
4. Lubricate the pinion flange splines with grease.
5. NOTE: Disregard the index marks if installing a new pinion flange.
Position the pinion flange.
6. Using the special tools, install the pinion flange.
7. CAUTION: 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.
Tighten the 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
