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Thread: Hobao GPX4 Pro
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Old 08-19-2011, 09:45 AM
  #769  
D Starks
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Join Date: Jul 2008
Posts: 204
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Check the o-rings in the diff. Make sure they are pliable. Make sure they are not hard, cracking, or split. If it uses a thin gasket, sometimes the gasket can be doubled up.

Hope this helps.
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