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Ring and pinion upgrade? Differential?

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Old 04-11-2009, 08:34 AM
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Default Ring and pinion upgrade? Differential?

Which is the best gear ratio for my 02 SS A4? 3.73 or 4.10? Can anyone also recommend the best differential for it? Thanks...
Old 04-11-2009, 10:29 AM
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i would get the 3.90 Motive gear and tell everyone i have the 3.73...
Old 04-11-2009, 10:02 PM
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eaton with some aam 3.73s.




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