Econoline E350 1 Ton V8-5.4L SOHC VIN L (1999)
14. Remove the bearing caps and bolts.
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To establish differential bearing preload, increase both left and right shim sizes by the specification shown in the illustration.
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Use the special tool to make sure that the differential bearing shims are fully seated and the assembly turns freely.
15. Install the bearing caps and bearing cap bolts.
16. Use the special tool to recheck the backlash.
17. Install the axle shafts.
9.75 Inch Ring Gear