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Old 05-23-2006, 06:53 AM   #8
Jeff Chambers
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Join Date: Aug 2000
Location: Milan, OH
Posts: 2,699
Default Re: Vibration after gear installation

Your problem is in the pinion bearing preload. You didn't crush the sleeve to the proper running torque on the bearings. When you decel, the pinion is sucked deeper in the mesh and unloads the rear pinion bearing. Time to take it back apart again.
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Jeff Chambers
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