Econoline E350 1 Ton V8-5.4L Prop SOHC VIN Z (1998)
ESA-M1C75-B.
14. Lubricate the rear axle companion flange splines.
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Use Motorcraft Synthetic Rear Axle Lubricant F1TZ-19580-B or equivalent meeting Ford specification WSL-M2C192-A.
15. Align the rear axle companion flange with the drive pinion shaft.
NOTE: Disregard the scribe marks if a new rear axle companion flange is being installed.
16. With the drive pinion in place in the rear axle housing, install the rear axle companion flange using the Companion Flange Replacer.
17. Position the new pinion nut.
18. Use the Companion Flange Holding tool to hold the rear axle companion flange while tightening the pinion nut.
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Refer to the torque specification for new pinion bearings.
