F 550 4WD Super Duty V10-6.8L VIN S (2000)
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The seal mounting surface.
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The flange lugs and the flange end that contacts the bearing cone.
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Verify that the flange nut counterbore and the seal contact surfaces are smooth and free of nicks.
Installation
1. Using the special tool, install the pinion seal.
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Lightly coat the pinion seal lip with SAE 8OW-90 Premium Rear Axle Lubricant XY-80W90-QL or equivalent meeting Ford specification
WSP-M2C197-A.
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For model 50 axles, use special tool 205-137 to install the pinion seal.
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For model 60 axles, use special tool 205-208 to install the pinion seal.
2. CAUTION: Never use a metal hammer on the pinion flange or install the flange with power tools. If necessary, use a plastic hammer to tap on a
tight fitting flange.
NOTE: Align the index marks.
Lightly coat the flange splines and seal mating area with SAE 80W-90 Premium Rear Axle Lubricant XY-80W90-QL or equivalent meeting Ford
specification WSP-M20 97-A, and install the flange with a new washer and nut.
